Process for Extracting Oils and Hydrocarbon Material From Shale and Similar Bituminous Rocks
|
patent
|
June 1920 |
Well Clearing System
|
patent
|
June 1941 |
Temperature Measuring Device
|
patent
|
July 1971 |
Crystalline Zeolite ZSM-5 and Method of Preparing the Same
|
patent
|
November 1972 |
Apparatus for obtaining uniform gas flow through an in situ oil shale retort
|
patent
|
March 1976 |
Combination of epithermal and inelastic neutron scattering methods to locate coal and oil shale zones
|
patent
|
March 1976 |
Method and apparatus for producing fluid by varying current flow through subterranean source formation
|
patent
|
April 1976 |
Process for recovering and upgrading hydrocarbons from oil shale and tar sands
|
patent
|
April 1976 |
Production of alkyl aromatic hydrocarbons
|
patent
|
April 1976 |
In situ retorting of oil shale
|
patent
|
April 1976 |
Method and apparatus for in situ gasification of coal and the commercial products derived therefrom
|
patent
|
April 1976 |
Recovery of hydrocarbons by in situ thermal extraction
|
patent
|
May 1976 |
In situ solution mining of coal
|
patent
|
August 1976 |
Method of power generation via coal gasification and liquid hydrocarbon synthesis
|
patent
|
October 1976 |
Hydrocarbon recovery from earth strata
|
patent
|
October 1976 |
Production of bitumen from tar sands
|
patent
|
October 1976 |
Serially burning and pyrolyzing to produce shale oil from a subterranean oil shale
|
patent
|
October 1976 |
Motor fuel production with fluid catalytic cracking of high-boiling alkylate
|
patent
|
November 1976 |
Thermal recovery of hydrocarbons from tar sands
|
patent
|
November 1976 |
Method of recovering viscous petroleum from tar sand
|
patent
|
November 1976 |
Recovering viscous petroleum from thick tar sand
|
patent
|
November 1976 |
Recovery of hydrocarbons from coal
|
patent
|
December 1976 |
Method of igniting in situ oil shale retort with fuel rich flue gas
|
patent
|
February 1977 |
Thermal recovery of hydrocarbon from tar sands
|
patent
|
February 1977 |
Extraction of hydrocarbons in situ from underground hydrocarbon deposits
|
patent
|
February 1977 |
Producing thin seams of coal in situ
|
patent
|
March 1977 |
Recarbonation of spent oil shale
|
patent
|
April 1977 |
Crystalline zeolite and method of preparing same
|
patent
|
April 1977 |
Process for in situ retorting of oil shale
|
patent
|
April 1977 |
System for recovering viscous petroleum from thick tar sand
|
patent
|
April 1977 |
In situ gasification of solid hydrocarbon materials in a subterranean formation
|
patent
|
May 1977 |
Method of recovering oil and water from in situ oil shale retort flue gas
|
patent
|
June 1977 |
Method of recovering energy from subsurface petroleum reservoirs
|
patent
|
June 1977 |
Method for initiating an in-situ recovery process by the introduction of oxygen
|
patent
|
August 1977 |
Extraction from underground coal deposits
|
patent
|
August 1977 |
Radar system for detecting slowly moving targets
|
patent
|
September 1977 |
Recovery of hydrocarbons from partially exhausted oil wells by mechanical wave heating
|
patent
|
September 1977 |
Process for in situ conversion of coal or the like into oil and gas
|
patent
|
November 1977 |
Apparatus and method for the recovery of fuel products from subterranean deposits of carbonaceous matter using a plasma arc
|
patent
|
January 1978 |
Process for the manufacture of gasoline
|
patent
|
February 1978 |
Crystalline zeolite ZSM-23 and synthesis thereof
|
patent
|
February 1978 |
Thermomechanical fracture for recovery system in oil shale deposits
|
patent
|
April 1978 |
Method of producing viscous materials from subterranean formations
|
patent
|
April 1978 |
Process for the gasification of coal in situ
|
patent
|
May 1978 |
Methods of fluidized production of coal in situ
|
patent
|
May 1978 |
Producing methane from coal in situ
|
patent
|
May 1978 |
In situ process for recovery of carbonaceous materials from subterranean deposits
|
patent
|
May 1978 |
Methods of fluidized production of coal in situ
|
patent
|
June 1978 |
Removal of sulfur dioxide from process gas using treated oil shale and water
|
patent
|
June 1978 |
Conversion of synthesis gas to hydrocarbon mixtures
|
patent
|
June 1978 |
Generating medium BTU gas from coal in situ
|
patent
|
July 1978 |
Minimizing environmental effects in production and use of coal
|
patent
|
September 1978 |
Method and apparatus for recovery of fluids produced in in-situ retorting of oil shale
|
patent
|
October 1978 |
Method and apparatus for isolating and treating subsurface stratas
|
patent
|
November 1978 |
Process for preparing methane rich gases
|
patent
|
December 1978 |
Production of substitute natural gas
|
patent
|
January 1979 |
Process for the manufacture of gasoline
|
patent
|
February 1979 |
Method for in situ heat processing of hydrocarbonaceous formations
|
patent
|
February 1979 |
Two-stage removal of sulfur dioxide from process gas using treated oil shale
|
patent
|
February 1979 |
Apparatus and method for in situ heat processing of hydrocarbonaceous formations
|
patent
|
March 1979 |
Pressure-balanced oil recovery process for water productive oil shale
|
patent
|
April 1979 |
Process for recovering and upgrading hydrocarbons from oil shale
|
patent
|
April 1979 |
Phase-angle regulator
|
patent
|
May 1979 |
Process for recovering shale oil
|
patent
|
June 1979 |
Enhanced recoveries of petroleum and hydrogen from underground reservoirs
|
patent
|
January 1980 |
Method for determining the position and inclination of a flame front during in situ combustion of an oil shale retort
|
patent
|
January 1980 |
Underground linkage of wells for production of coal in situ
|
patent
|
January 1980 |
In situ combustion process for the recovery of liquid carbonaceous fuels from subterranean formations
|
patent
|
February 1980 |
Method for production of organic products from kerogen
|
patent
|
March 1980 |
Method for preconditioning a subterranean oil-bearing formation prior to in-situ combustion
|
patent
|
March 1980 |
Process for in situ coal gasification
|
patent
|
April 1980 |
Multistage gas generator
|
patent
|
April 1980 |
Petroleum production method
|
patent
|
October 1980 |
Enhanced oil recovery using electrical means
|
patent
|
October 1980 |
Solution mining water soluble salts at high temperatures
|
patent
|
November 1980 |
Coal gasification method
|
patent
|
January 1981 |
Geothermal petroleum refining
|
patent
|
February 1981 |
Generating electricity from coal in situ
|
patent
|
February 1981 |
In situ combustion process for the recovery of liquid carbonaceous fuels from subterranean formations
|
patent
|
February 1981 |
Method of recovering petroleum and bitumen from subterranean reservoirs
|
patent
|
February 1981 |
Process for the conversion of dimethyl ether
|
patent
|
March 1981 |
Alternating current electrically resistive heating element having intrinsic temperature control
|
patent
|
March 1981 |
Shale oil recovery
|
patent
|
May 1981 |
In situ combustion process for the recovery of liquid carbonaceous fuels from subterranean formations
|
patent
|
June 1981 |
AC Resonance transformer
|
patent
|
June 1981 |
Indirect thermal stimulation of production wells
|
patent
|
June 1981 |
Process for producing methanol
|
patent
|
July 1981 |
Method for monitoring the recovery of minerals from shallow geological formations
|
patent
|
August 1981 |
Apparatus and method for in situ heat processing of hydrocarbonaceous formations
|
patent
|
September 1981 |
Borehole mining of solid mineral resources
|
patent
|
September 1981 |
Subterranean cavity chimney development for connecting solution mined cavities
|
patent
|
September 1981 |
Utilization of energy obtained by substoichiometric combustion of low heating value gases
|
patent
|
November 1981 |
Underground gasification of bituminous coal
|
patent
|
November 1981 |
Arrangement of wells for producing subsurface viscous petroleum
|
patent
|
December 1981 |
Oil recovery method and apparatus
|
patent
|
December 1981 |
Method for in situ coal gasification operations
|
patent
|
December 1981 |
Crystalline metallophosphate compositions
|
patent
|
January 1982 |
Uranium leeching process and insitu mining
|
patent
|
January 1982 |
Process for recovering products from oil shale
|
patent
|
April 1982 |
Multiple-site underground magnetic heating of hydrocarbons
|
patent
|
August 1982 |
In situ retorting of oil shale
|
patent
|
October 1982 |
Method and apparatus for determining shaliness and oil saturations in earth formations using induced polarization in the frequency domain
|
patent
|
November 1982 |
Substoichiometric combustion of low heating value gases
|
patent
|
December 1982 |
Substoichiometric combustion of low heating value gases
|
patent
|
January 1983 |
Octane and total yield improvement in catalytic cracking
|
patent
|
January 1983 |
Substoichiometric combustion of low heating value gases using different platinum catalysts
|
patent
|
March 1983 |
System for transmitting ultrasonic energy through core samples
|
patent
|
April 1983 |
Substoichiometric combustion of low heating value gases
|
patent
|
May 1983 |
Method of in-situ retorting of carbonaceous material for recovery of organic liquids and gases
|
patent
|
May 1983 |
Method of retorting oil shale by velocity flow of super-heated air
|
patent
|
May 1983 |
Downhole steam generator with improved preheating, combustion and protection features
|
patent
|
May 1983 |
Hydrocarbon conversion process
|
patent
|
June 1983 |
Method of treating reservoirs containing very viscous crude oil or bitumen
|
patent
|
June 1983 |
Method for determining the extent of subsurface reaction involving acoustic signals
|
patent
|
June 1983 |
Apparatus and method for time-domain tracking of high-speed chemical reactions
|
patent
|
August 1983 |
Process for coal liquefaction employing selective coal feed
|
patent
|
August 1983 |
Method for correcting an electrical log for the presence of shale in a formation
|
patent
|
August 1983 |
Method for controlling the flow of subterranean water into a selected zone in a permeable subterranean carbonaceous deposit
|
patent
|
August 1983 |
Single-ended recuperative radiant tube assembly and method
|
patent
|
August 1983 |
Modified in situ retorting of oil shale
|
patent
|
August 1983 |
Methanol from coal and natural gas
|
patent
|
October 1983 |
Process for recovering products from tar sand
|
patent
|
October 1983 |
In-situ combustion method for recovery of heavy oil utilizing oxygen and carbon dioxide as initial oxidant
|
patent
|
October 1983 |
Electrode unit for electrically heating underground hydrocarbon deposits
|
patent
|
October 1983 |
Electrothermal process for recovering hydrocarbons
|
patent
|
November 1983 |
Fiber optic temperature sensing
|
patent
|
November 1983 |
Thermal oil recovery with solvent recirculation
|
patent
|
December 1983 |
Electric heating apparatus for de-icing pipes
|
patent
|
December 1983 |
Ignition procedure and process for in situ retorting of oil shale
|
patent
|
January 1984 |
Method for disposing of waste materials
|
patent
|
January 1984 |
Oil recovery method
|
patent
|
February 1984 |
Reduction of shale oil pour point
|
patent
|
March 1984 |
Method of underground fuel gasification
|
patent
|
April 1984 |
Crystalline silicoaluminophosphates
|
patent
|
April 1984 |
Treatment of underground beds
|
patent
|
April 1984 |
Apparatus and process for the recovery of oil
|
patent
|
April 1984 |
In situ recovery of oil from oil shale
|
patent
|
April 1984 |
Continuous borehole formed horizontally through a hydrocarbon producing formation
|
patent
|
May 1984 |
Method and apparatus for producing viscous or waxy crude oils
|
patent
|
May 1984 |
Recovery of hydrocarbons from deep underground deposits of tar sands
|
patent
|
June 1984 |
Process for the geoconversion of coal into oil
|
patent
|
June 1984 |
Heavy oil recovering
|
patent
|
June 1984 |
In situ radio frequency selective heating system
|
patent
|
July 1984 |
Transient response process for detecting in situ retorting conditions
|
patent
|
July 1984 |
In situ shale-oil recovery process
|
patent
|
July 1984 |
Method for directionally drilling a first well to intersect a second well
|
patent
|
July 1984 |
Advancing heated annulus steam drive
|
patent
|
July 1984 |
Method and apparatus for treatment of subsurface formations
|
patent
|
October 1984 |
Method and apparatus for recovery of oil, gas and mineral deposits by panel opening
|
patent
|
October 1984 |
Method for recovery of viscous hydrocarbons by electromagnetic heating in situ
|
patent
|
December 1984 |
Recovery of liquid hydrocarbons from oil shale by electromagnetic heating in situ
|
patent
|
December 1984 |
Viscous oil production using electrical current heating and lateral drain holes
|
patent
|
December 1984 |
Method for oil recovery by in situ exfoliation drive
|
patent
|
January 1985 |
Emission controller for indirect fired downhole steam generators
|
patent
|
February 1985 |
Apparatus and method for in situ controlled heat processing of hydrocarbonaceous formations with a controlled parameter line
|
patent
|
February 1985 |
Process for the preparation of a Fischer-Tropsch catalyst and preparation of hydrocarbons from syngas
|
patent
|
February 1985 |
Titanium-containing molecular sieves
|
patent
|
February 1985 |
In-situ recovery of viscous hydrocarbonaceous crude oil
|
patent
|
February 1985 |
Method of in-situ hydrogenation of carbonaceous material
|
patent
|
February 1985 |
Sealing system for a well bore in which a hot fluid is circulated
|
patent
|
April 1985 |
Method of overlaying sulphur concrete on horizontal and vertical surfaces
|
patent
|
May 1985 |
Method of heating an oil shale formation
|
patent
|
June 1985 |
Single well stimulation for the recovery of liquid hydrocarbons from subsurface formations
|
patent
|
June 1985 |
Method for maximum in-situ visbreaking of heavy oil
|
patent
|
July 1985 |
Method of underground conversion of coal
|
patent
|
August 1985 |
Method of determining drilling fluid invasion
|
patent
|
September 1985 |
Method of correlating a core sample with its original position in a borehole
|
patent
|
September 1985 |
Conduction heating of hydrocarbonaceous formations
|
patent
|
October 1985 |
Conversion of coal to electricity
|
patent
|
October 1985 |
Heat exchanger antifoulant
|
patent
|
November 1985 |
Pulsed in situ retorting in an array of oil shale retorts
|
patent
|
November 1985 |
Formation-tailored method and apparatus for uniformly heating long subterranean intervals at high temperature
|
patent
|
February 1986 |
Method of imaging the atomic number of a sample
|
patent
|
February 1986 |
Heater cable installation
|
patent
|
February 1986 |
In-situ gasification of tar sands utilizing a combustible gas
|
patent
|
March 1986 |
Method and apparatus for combating encroachment by in situ treated formations
|
patent
|
March 1986 |
Method and device for detecting a specific acoustic spectral feature
|
patent
|
March 1986 |
Method of using seismic data to monitor firefloods
|
patent
|
March 1986 |
Method and apparatus for producing viscous hydrocarbons from a subterranean formation
|
patent
|
March 1986 |
Apparatus for focused electrode induced polarization logging
|
patent
|
April 1986 |
Apparatus for positioning a sample in a computerized axial tomographic scanner
|
patent
|
April 1986 |
Well treating process for installing a cable bundle containing strands of changing diameter
|
patent
|
April 1986 |
Hydrocarbon stratum retorting means and method
|
patent
|
June 1986 |
Recovery of oil by in situ hydrogenation
|
patent
|
July 1986 |
Method for excavating a large diameter shaft into the earth and at least partially through an oil-bearing formation
|
patent
|
July 1986 |
Vibratory signal sweep seismic prospecting method and apparatus
|
patent
|
July 1986 |
Thermal recovery method for viscous oil
|
patent
|
July 1986 |
Method for operating a production well in an oxygen driven in-situ combustion oil recovery process
|
patent
|
July 1986 |
Upgrading shale oil by a combination process
|
patent
|
August 1986 |
Conversion of synthesis gas to diesel fuel and gasoline
|
patent
|
August 1986 |
Medium-load power-generating plant with integrated coal gasification plant
|
patent
|
September 1986 |
Well hot oil system
|
patent
|
September 1986 |
Tomographic calibration apparatus
|
patent
|
September 1986 |
Mini-well temperature profiling process
|
patent
|
October 1986 |
Progressive sequence for viscous oil recovery
|
patent
|
November 1986 |
Heat treatment with an autoregulating heater
|
patent
|
November 1986 |
Upgrading shale oil by a combination process
|
patent
|
November 1986 |
Metal oversheathed electrical resistance heater
|
patent
|
December 1986 |
High resolution tomographic imaging method
|
patent
|
January 1987 |
In situ retorting of oil shale with pulsed water purge
|
patent
|
January 1987 |
In-situ steam drive oil recovery process
|
patent
|
February 1987 |
Electrode well and method of completion
|
patent
|
February 1987 |
In-situ method for determining pore size distribution, capillary pressure and permeability
|
patent
|
February 1987 |
Reduced resistance skin effect heat generating system
|
patent
|
February 1987 |
Enhanced well production
|
patent
|
March 1987 |
Method for induced polarization logging
|
patent
|
April 1987 |
Electrically stimulated well production system with flexible tubing conductor
|
patent
|
May 1987 |
Method and apparatus for enhancing liquid hydrocarbon production from a single borehole in a slowly producing formation by non-uniform heating through optimized electrode arrays surrounding the borehole
|
patent
|
May 1987 |
Method of underground conversion of coal
|
patent
|
May 1987 |
Combination air-blown and oxygen-blown underground coal gasification process
|
patent
|
May 1987 |
Method of analyzing fluid saturation using computerized axial tomography
|
patent
|
May 1987 |
Simultaneous recovery of crude from multiple zones in a reservoir
|
patent
|
June 1987 |
Method and apparatus for determining distribution of fluids
|
patent
|
June 1987 |
Producing hydrocarbons through successively perforated intervals of a horizontal well between two vertical wells
|
patent
|
July 1987 |
Dewaxing catalysts and processes employing titanoaluminosilicate molecular sieves
|
patent
|
August 1987 |
Recovery of oil by in-situ combustion followed by in-situ hydrogenation
|
patent
|
September 1987 |
Thermally-enhanced oil recovery method and apparatus
|
patent
|
September 1987 |
Autoregulating, electrically shielded heater
|
patent
|
September 1987 |
Enhanced recovery of hydrocarbonaceous fluids oil shale
|
patent
|
October 1987 |
Method of monitoring a heater for faults
|
patent
|
October 1987 |
Shielded heating element having intrinsic temperature control
|
patent
|
October 1987 |
Heating rate variant elongated electrical resistance heater
|
patent
|
November 1987 |
Heavy oil recovery process
|
patent
|
November 1987 |
Method and system for introducing electric current into a well
|
patent
|
January 1988 |
Slotted autoregulating heater
|
patent
|
January 1988 |
NMR imaging of materials for transport properties
|
patent
|
January 1988 |
NMR imaging of materials
|
patent
|
March 1988 |
Time-domain induced polarization logging method and apparatus with gated amplification level
|
patent
|
March 1988 |
Sheet heater
|
patent
|
March 1988 |
Low pressure process for C.sub.3.sup.+ liquids recovery from process product gas
|
patent
|
March 1988 |
In-situ induced polarization method for determining formation permeability
|
patent
|
May 1988 |
Acoustic measurements in rock formations for determining fracture orientation
|
patent
|
May 1988 |
Autoregulating heater
|
patent
|
June 1988 |
Method for producing natural gas from a coal seam
|
patent
|
July 1988 |
System for temperature profile measurement in large furnances and kilns and method therefor
|
patent
|
August 1988 |
Method of recovering viscous oil from reservoirs with multiple horizontal zones
|
patent
|
August 1988 |
Determining multiphase saturations by NMR imaging of multiple nuclides
|
patent
|
September 1988 |
Induced polarization method and apparatus for distinguishing dispersed and laminated clay in earth formations
|
patent
|
September 1988 |
Apparatus and method for methanol production using a fuel cell to regulate the gas composition entering the methanol synthesizer
|
patent
|
September 1988 |
Method and apparatus for conversion of coal in situ
|
patent
|
October 1988 |
Method for monitoring a heater
|
patent
|
November 1988 |
Disposal of produced formation fines during oil recovery
|
patent
|
November 1988 |
Self-regulating porous heater device
|
patent
|
December 1988 |
Three magnet casing collar locator
|
patent
|
February 1989 |
High power self-regulating heater
|
patent
|
March 1989 |
System for recovery of petroleum from petroleum impregnated media
|
patent
|
April 1989 |
Process for converting heavy crudes, tars, and bitumens to lighter products in the presence of brine at supercritical conditions
|
patent
|
April 1989 |
Heating system for rathole oil well
|
patent
|
April 1989 |
Reverse circulation bit apparatus
|
patent
|
April 1989 |
Sample holder
|
patent
|
May 1989 |
In situ chemical stimulation of diatomite formations
|
patent
|
May 1989 |
Process for minimizing fouling of processing equipment
|
patent
|
June 1989 |
Contained recovery of oily waste
|
patent
|
July 1989 |
Acoustic pyrometer
|
patent
|
July 1989 |
Self-regulating heater employing reactive components
|
patent
|
July 1989 |
Well installation in which electrical current is supplied for a source at the wellhead to an electrically responsive device located a substantial distance below the wellhead
|
patent
|
August 1989 |
Apparatus for analysis of failure of material
|
patent
|
August 1989 |
Recovery of oil from oil-bearing formation by continually flowing pressurized heated gas through channel alongside matrix
|
patent
|
August 1989 |
Closed cryogenic barrier for containment of hazardous material migration in the earth
|
patent
|
August 1989 |
Analytical methods and apparatus for measuring the oil content of sponge core
|
patent
|
September 1989 |
Method for analysis of failure of material employing imaging
|
patent
|
December 1989 |
Process for demetallizing and desulfurizing heavy crude oil
|
patent
|
December 1989 |
Conductively heating a subterranean oil shale to create permeability and subsequently produce oil
|
patent
|
December 1989 |
Method for determining capillary pressure and relative permeability by imaging
|
patent
|
January 1990 |
Pulsed in situ exothermic shock wave and retorting process for hydrocarbon recovery and detoxification of selected wastes
|
patent
|
January 1990 |
System for recovery of petroleum from petroleum impregnated media
|
patent
|
April 1990 |
In situ thermal waste disposal system
|
patent
|
April 1990 |
Method of producing tar sand deposits containing conductive layers
|
patent
|
May 1990 |
Method of methanol production
|
patent
|
May 1990 |
Method and apparatus for shale gas recovery
|
patent
|
May 1990 |
Closed cryogenic barrier for containment of hazardous material migration in the earth
|
patent
|
December 1990 |
Use of CO.sub.2 /steam to enhance floods in horizontal wellbores
|
patent
|
January 1991 |
Pyrolysis methods with product oil recycling
|
patent
|
January 1991 |
Preparation of low-viscosity improved stable crude oil transport emulsions
|
patent
|
January 1991 |
Vacuum method for removing soil contamination utilizing surface electrical heating
|
patent
|
January 1991 |
Wire and cable
|
patent
|
January 1991 |
Nuclear magnetism logging tool using high-temperature superconducting squid detectors
|
patent
|
January 1991 |
Method of producing methanol synthesis gas
|
patent
|
February 1991 |
Apparatus for thermal treatment of a hydrocarbon stream
|
patent
|
April 1991 |
In situ soil decontamination method and apparatus
|
patent
|
April 1991 |
Enhanced oil recovery system with a radiant tube heater
|
patent
|
June 1991 |
Method for in-situ recovery of energy raw material by the introduction of a water/oxygen slurry
|
patent
|
July 1991 |
Method and apparatus for producing tar sand deposits containing conductive layers
|
patent
|
August 1991 |
Method and apparatus for producing hydrocarbon bearing deposits in formations having shale layers
|
patent
|
September 1991 |
Method and apparatus for containment of hazardous material migration in the earth
|
patent
|
September 1991 |
In-situ heated annulus refining process
|
patent
|
October 1991 |
Oil stabilization
|
patent
|
October 1991 |
Heater utilizing copper-nickel alloy core
|
patent
|
October 1991 |
Method and apparatus for producing tar sand deposits containing conductive layers having little or no vertical communication
|
patent
|
October 1991 |
Downhole combination tool
|
patent
|
November 1991 |
Generating electromagnetic fields in a self regulating temperature heater by positioning of a current return bus
|
patent
|
November 1991 |
Subterranean heaters
|
patent
|
November 1991 |
Thermoplastic end seal for electric heating elements
|
patent
|
November 1991 |
Self-regulating porous heating device
|
patent
|
December 1991 |
Hydrogen-balanced conversion of diamondoid-containing wash oils to gasoline
|
patent
|
January 1992 |
In-situ tuned microwave oil extraction process
|
patent
|
January 1992 |
Gas fired radiant tube heater
|
patent
|
January 1992 |
Production of oil from low permeability formations by sequential steam fracturing
|
patent
|
February 1992 |
Membrane process for treating a mixture containing dewaxed oil and dewaxing solvent
|
patent
|
March 1992 |
Method for recovering intractable petroleum from subterranean formations
|
patent
|
March 1992 |
Power sources for downhole electrical heating
|
patent
|
March 1992 |
Membrane process for treating a mixture containing dewaxed oil and dewaxing solvent
|
patent
|
April 1992 |
Surveying system and method for locating target subterranean bodies
|
patent
|
April 1992 |
AC power regulator with tap changer
|
patent
|
June 1992 |
Geopreater heating method and apparatus
|
patent
|
June 1992 |
Method for in-situ heated annulus refining process
|
patent
|
September 1992 |
Interchangeable coded key pad assemblies alternately attachable to a user definable keyboard to enable programmable keyboard functions
|
patent
|
September 1992 |
Method utilizing spot tracer injection and production induced transport for measurement of residual oil saturation
|
patent
|
December 1992 |
Corrosion and anti-foulant composition and method of use
|
patent
|
December 1992 |
Self-regulating heater utilizing ferrite-type body
|
patent
|
January 1993 |
Process of electric pipeline heating utilizing heating elements inserted in pipelines
|
patent
|
January 1993 |
Current to power crossover heater control
|
patent
|
February 1993 |
Vacuum method for removing soil contaminants utilizing thermal conduction heating
|
patent
|
March 1993 |
Method and apparatus for measuring free hydrocarbons and hydrocarbons potential from whole core
|
patent
|
April 1993 |
Method and apparatus for pumping wells
|
patent
|
May 1993 |
Wire and cable
|
patent
|
May 1993 |
Method for enhanced oil recovery through a horizontal production well in a subsurface formation by in-situ combustion
|
patent
|
May 1993 |
Method and apparatus for improved recovery of oil from porous, subsurface deposits (targevcir oricess)
|
patent
|
June 1993 |
High temperature wellbore cement slurry
|
patent
|
July 1993 |
Surface heating blanket for soil remediation
|
patent
|
July 1993 |
Balanced-line RF electrode system for use in RF ground heating to recover oil from oil shale
|
patent
|
August 1993 |
Method and apparatus for solution mining
|
patent
|
September 1993 |
Heat injection process
|
patent
|
October 1993 |
Method for dumping and disposing of carbon dioxide gas and apparatus therefor
|
patent
|
November 1993 |
Spiral wound element for separation
|
patent
|
January 1994 |
Methods for inhibiting polymerization of hydrocarbons utilizing a hydroxyalkylhydroxylamine
|
patent
|
February 1994 |
Thermal mineral extraction system
|
patent
|
February 1994 |
Sealed electrical conductor method and arrangement for use with a well bore in hazardous areas
|
patent
|
March 1994 |
Method for controlling gas migration from a landfill
|
patent
|
March 1994 |
Oil recovery process
|
patent
|
March 1994 |
Ultrasonic non-destructive evaluation of thin specimens
|
patent
|
April 1994 |
Oil production from diatomite formations by fracture steamdrive
|
patent
|
April 1994 |
Method for determining preselected properties of a crude oil
|
patent
|
April 1994 |
Process for recovery of hydrocarbons and rejection of sand
|
patent
|
May 1994 |
Vacuum method for removing soil contaminants utilizing thermal conduction heating
|
patent
|
June 1994 |
Method of recovery of natural gases from underground coal formations
|
patent
|
July 1994 |
Recovery and upgrading of hydrocarbon utilizing in situ combustion and horizontal wells
|
patent
|
August 1994 |
Oil recovery optimization using a well having both horizontal and vertical sections
|
patent
|
August 1994 |
Process for recovery of hydrocarbons and rejection of sand
|
patent
|
August 1994 |
Method and apparatus for measuring acoustic wave velocity using impulse response
|
patent
|
September 1994 |
Vapor-extraction system for removing hydrocarbons from soil
|
patent
|
November 1994 |
Stationary system for the active and/or passive monitoring of an underground deposit
|
patent
|
November 1994 |
Method of completing an uncased section of a borehole
|
patent
|
November 1994 |
Method for producing low permeability reservoirs using a single well
|
patent
|
January 1995 |
Method for producing methane-containing gaseous mixtures
|
patent
|
February 1995 |
Method for reducing the inert gas fraction in methane-containing gaseous mixtures obtained from underground formations
|
patent
|
February 1995 |
Coalbed methane recovery using membrane separation of oxygen from air
|
patent
|
February 1995 |
Coalbed methane recovery using pressure swing adsorption separation
|
patent
|
February 1995 |
Method for producing methane-containing gaseous mixtures
|
patent
|
February 1995 |
Hydrogenation catalyst and process
|
patent
|
February 1995 |
Oil recovery process
|
patent
|
February 1995 |
Heat injection process and apparatus
|
patent
|
April 1995 |
Method to cement a wellbore
|
patent
|
April 1995 |
Oil recovery by enhanced imbitition in low permeability reservoirs
|
patent
|
May 1995 |
Heat injection process
|
patent
|
May 1995 |
Coalbed methane drilling
|
patent
|
May 1995 |
Method for producing low permeability reservoirs using steam
|
patent
|
May 1995 |
Method of thermal stimulation for recovery of hydrocarbons
|
patent
|
July 1995 |
Heat injection process
|
patent
|
July 1995 |
Methods for isolating a water table and for soil remediation
|
patent
|
July 1995 |
System for measuring the transfer time of a sound-wave in a gas and thereby calculating the temperature of the gas
|
patent
|
August 1995 |
Method for treating a mixture of gaseous fluids within a solid carbonaceous subterranean formation
|
patent
|
August 1995 |
Method for disposing of unwanted gaseous fluid components within a solid carbonaceous subterranean formation
|
patent
|
October 1995 |
Horizontal well gravity drainage combustion process for oil recovery
|
patent
|
October 1995 |
Corrugated spiral membrane module
|
patent
|
October 1995 |
Process of hydrotreating and/or hydrocracking hydrocarbon streams or tail gas treating sulfur-containing gas streams
|
patent
|
November 1995 |
NMR logging of natural gas reservoirs
|
patent
|
March 1996 |
NMR logging of natural gas in reservoirs
|
patent
|
March 1996 |
Switch controlled, zone-type heating cable and method
|
patent
|
April 1996 |
Control system for well stimulation apparatus with response time temperature rise used in determining heater control temperature setpoint
|
patent
|
May 1996 |
Method for simultaneous recovery of hydrogen from water and from hydrocarbons
|
patent
|
June 1996 |
Method for drilling a borehole from one cased borehole to another cased borehole
|
patent
|
July 1996 |
Heating of solid earthen material, measuring moisture and resistivity
|
patent
|
August 1996 |
Radiant plate heater for treatment of contaminated surfaces
|
patent
|
September 1996 |
Carbonate fuel cell system with thermally integrated gasification
|
patent
|
September 1996 |
Method for recovering methane from a solid carbonaceous subterranean formation
|
patent
|
October 1996 |
Process for extracting hydrocarbons from diatomite
|
patent
|
November 1996 |
Method and apparatus for forming an electrical connection
|
patent
|
December 1996 |
Load voltage based tap changer monitoring system
|
patent
|
April 1997 |
Electrical heating of mineral well deposits using downhole impedance transformation networks
|
patent
|
April 1997 |
Apparatus for electrode heating of earth for recovery of subsurface volatiles and semi-volatiles
|
patent
|
April 1997 |
Acoustic thermometer
|
patent
|
April 1997 |
Method for improving injectivity of fluids in oil reservoirs
|
patent
|
May 1997 |
Process for improving the effectiveness of process catalyst
|
patent
|
July 1997 |
Non-contact method and apparatus for inspection of inertia welds
|
patent
|
July 1997 |
Method for recovering contaminants from soil utilizing electrical heating
|
patent
|
August 1997 |
Method of presulfurizing a hydrotreating, hydrocracking or tail gas treating catalyst
|
patent
|
November 1997 |
Low flux leakage cables and cable terminations for A.C. electrical heating of oil deposits
|
patent
|
February 1998 |
Process for hydrotreating metal-contaminated hydrocarbonaceous feedstock
|
patent
|
April 1998 |
Selective excitation of heating electrodes for oil wells
|
patent
|
May 1998 |
Method and system for reducing NO.sub.x and fuel emissions in a furnace
|
patent
|
June 1998 |
EMAT probe and technique for weld inspection
|
patent
|
June 1998 |
In-situ thermal desorption of heavy hydrocarbons in vadose zone
|
patent
|
June 1998 |
Sensor transport system for combination flash butt welder
|
patent
|
July 1998 |
Ferrule--type fitting for sealing an electrical conduit in a well head barrier
|
patent
|
October 1998 |
Method for hydrotreating and upgrading heavy crude oil during production
|
patent
|
October 1998 |
Method for enhanced recovery of viscous oil deposits
|
patent
|
October 1998 |
Fiber optic linked flame sensor
|
patent
|
October 1998 |
Steam reformer with internal hydrogen purification
|
patent
|
January 1999 |
Flameless combustor
|
patent
|
January 1999 |
Hydrologic cells for recovery of hydrocarbons or thermal energy from coal, oil-shale, tar-sands and oil-bearing formations
|
patent
|
February 1999 |
Flameless combustor
|
patent
|
May 1999 |
Logging while drilling borehole imaging and dipmeter device
|
patent
|
May 1999 |
Method and apparatus for providing multiple autoregulated temperatures
|
patent
|
June 1999 |
Method and apparatus for seismic exploration
|
patent
|
July 1999 |
Continuous in-situ combination process for upgrading heavy oil
|
patent
|
August 1999 |
Extraction of bitumen from bitumen froth and biotreatment of bitumen froth tailings generated from tar sands
|
patent
|
October 1999 |
Hydrocarbon recovery systems and methods
|
patent
|
November 1999 |
Method of extracting a hollow unit laid in the ground
|
patent
|
November 1999 |
Tar sands extraction process
|
patent
|
November 1999 |
Remediation method
|
patent
|
December 1999 |
Insulated and/or concentric coiled tubing
|
patent
|
January 2000 |
Upgrading and recovery of heavy crude oils and natural bitumens by in situ hydrovisbreaking
|
patent
|
January 2000 |
Production of synthetic crude oil from heavy hydrocarbons recovered by in situ hydrovisbreaking
|
patent
|
January 2000 |
Flameless combustor
|
patent
|
February 2000 |
Electrical heater
|
patent
|
February 2000 |
Wellbore profiling system
|
patent
|
February 2000 |
Method and system to locate leaks in subsurface containment structures using tracer gases
|
patent
|
March 2000 |
Enhanced lift method and apparatus for the production of hydrocarbons
|
patent
|
March 2000 |
Heater well method and apparatus
|
patent
|
May 2000 |
Reference signal encoding for seismic while drilling measurement
|
patent
|
June 2000 |
Heater well method and apparatus
|
patent
|
June 2000 |
Measurement-while-drilling acoustic system employing multiple, segmented transmitters and receivers
|
patent
|
July 2000 |
Synthesis gas production system and method
|
patent
|
July 2000 |
Variable output three-phase transformer
|
patent
|
July 2000 |
Drilling system with an acoustic measurement-while-driving system for determining parameters of interest and controlling the drilling direction
|
patent
|
July 2000 |
NMR logging of natural gas reservoirs
|
patent
|
July 2000 |
Ice composite bodies
|
patent
|
August 2000 |
Control of heat injection based on temperature and in-situ stress measurement
|
patent
|
August 2000 |
Apparatus and method for forming ducts and passageways
|
patent
|
August 2000 |
Remediation method
|
patent
|
August 2000 |
Process for manufacturing improved process oils using extraction of hydrotreated distillates
|
patent
|
August 2000 |
Method and apparatus for subterranean thermal conditioning
|
patent
|
September 2000 |
Hydrogen gas-extraction module and method of fabrication
|
patent
|
November 2000 |
Edge detection and seam tracking with EMATs
|
patent
|
December 2000 |
Process for converting gas to liquids
|
patent
|
January 2001 |
Systems and methods for hydrocarbon recovery
|
patent
|
January 2001 |
Dynamic orienting reference system for directional drilling
|
patent
|
February 2001 |
System for generating a seismic signal in a borehole
|
patent
|
February 2001 |
Apparatus and method for attenuating tube waves in a borehole
|
patent
|
March 2001 |
Preparation of a hydrotreating catalyst
|
patent
|
April 2001 |
Steam-assisted gravity drainage heavy oil recovery process
|
patent
|
July 2001 |
System for eliminating headwaves in a tomographic process
|
patent
|
July 2001 |
Electrical heater
|
patent
|
August 2001 |
Electric cable having braidless polymeric ground plane providing fault detection
|
patent
|
September 2001 |
Hydrotreating process using sulfur activated non-calcined catalyst
|
patent
|
September 2001 |
Process for hydrotreatment of a heavy hydrocarbon fraction using permutable reactors and introduction of a middle distillate
|
patent
|
October 2001 |
Upgrading and recovery of heavy crude oils and natural bitumens by in situ hydrovisbreaking
|
patent
|
December 2001 |
Optimum oil-well casing heating
|
patent
|
March 2002 |
Expandable tubing for a well bore hole and method of expanding
|
patent
|
March 2002 |
Field upgrading of heavy oil and bitumen
|
patent
|
March 2002 |
Multi-crosswell profile 3D imaging and method
|
patent
|
May 2002 |
Oilfield in situ hydrocarbon upgrading process
|
patent
|
July 2002 |
Process for recovering methane and/or sequestering fluids
|
patent
|
July 2002 |
Horizontal well system
|
patent
|
July 2002 |
Semblance processing for an acoustic measurement-while-drilling system for imaging of formation boundaries
|
patent
|
July 2002 |
System and process for secondary hydrocarbon recovery
|
patent
|
October 2002 |
Low cost, self regulating heater for use in an in situ thermal desorption soil remediation system
|
patent
|
November 2002 |
Method to increase the oil production from an oil reservoir
|
patent
|
December 2002 |
Integrated bitumen production and gas conversion
|
patent
|
March 2003 |
Method and apparatus for heating a wellbore
|
patent
|
April 2003 |
In Situ thermal processing of a hydrocarbon containing formation to produce sulfur containing formation fluids
|
patent
|
June 2003 |
Downhole process control method utilizing seismic communication
|
patent
|
June 2003 |
Live well heater cable
|
patent
|
July 2003 |
Monitoring of downhole parameters and tools utilizing fiber optics
|
patent
|
July 2003 |
In Situ thermal processing of a coal formation to control product composition
|
patent
|
July 2003 |
In situ thermal processing of a coal formation to produce nitrogen and/or sulfur containing formation fluids
|
patent
|
July 2003 |
In situ thermal processing of a hydrocarbon containing formation with a selected oxygen content
|
patent
|
July 2003 |
In situ thermal processing of a coal formation with a selected vitrinite reflectance
|
patent
|
July 2003 |
Supported bimetallic catalyst with a strong interaction between a group VIII metal and tin, and its use in a catalytic reforming process
|
patent
|
August 2003 |
In Situ thermal processing of a coal formation to produce a condensate
|
patent
|
August 2003 |
In situ thermal processing of a coal formation and ammonia production
|
patent
|
August 2003 |
Sodium carbonate and sodium bicarbonate production from nahcolitic oil shale
|
patent
|
August 2003 |
Petroleum well having downhole sensors, communication and power
|
patent
|
January 2004 |
Apparatus and method for heating subterranean formations using fuel cells
|
patent
|
February 2004 |
In situ thermal processing of a hydrocarbon containing formation to produce a hydrocarbon condensate
|
patent
|
February 2004 |
In situ thermal processing of a coal formation using a relatively slow heating rate
|
patent
|
March 2004 |
In situ thermal processing of a hydrocarbon containing formation with heat sources located at an edge of a formation layer
|
patent
|
March 2004 |
In situ thermal processing of a coal formation leaving one or more selected unprocessed areas
|
patent
|
March 2004 |
In situ thermal processing of a coal formation in reducing environment
|
patent
|
March 2004 |
In situ thermal processing of a hydrocarbon containing formation using a selected production well spacing
|
patent
|
March 2004 |
In situ thermal processing of a coal formation to pyrolyze a selected percentage of hydrocarbon material
|
patent
|
March 2004 |
In situ production of synthesis gas from a hydrocarbon containing formation through a heat source wellbore
|
patent
|
April 2004 |
In situ thermal processing of a hydrocarbon containing formation to form a substantially uniform, high permeability formation
|
patent
|
April 2004 |
In situ thermal processing of a hydrocarbon containing formation to produce nitrogen containing formation fluids
|
patent
|
April 2004 |
In situ thermal processing of a hydrocarbon containing formation with a selected atomic oxygen to carbon ratio
|
patent
|
April 2004 |
Controllable gas-lift well and valve
|
patent
|
April 2004 |
Methods of generating gas in well fluids
|
patent
|
April 2004 |
In situ thermal processing of a hydrocarbon containing formation in a hydrogen-rich environment
|
patent
|
April 2004 |
In situ thermal processing of a hydrocarbon containing formation leaving one or more selected unprocessed areas
|
patent
|
April 2004 |
In situ thermal processing of a coal formation with a selected oxygen content and/or selected O/C ratio
|
patent
|
April 2004 |
In situ thermal processing of hydrocarbons within a relatively permeable formation
|
patent
|
April 2004 |
In situ thermal processing of a hydrocarbon containing formation to convert a selected amount of total organic carbon into hydrocarbon products
|
patent
|
April 2004 |
In situ thermal processing of a coal formation by controlling a pressure of the formation
|
patent
|
April 2004 |
In situ thermal processing of a coal formation using a distributed combustor
|
patent
|
April 2004 |
In situ thermal processing of a hydrocarbon containing formation with a selected ratio of heat sources to production wells
|
patent
|
May 2004 |
In situ thermal processing of a coal formation to produce hydrocarbons having a selected carbon number range
|
patent
|
May 2004 |
In situ thermal processing of a hydrocarbon containing formation with a selected vitrinite reflectance
|
patent
|
May 2004 |
In situ thermal processing of a hydrocarbon containing formation and ammonia production
|
patent
|
May 2004 |
In situ thermal processing of a hydrocarbon containing formation to produce a mixture with a selected hydrogen content
|
patent
|
May 2004 |
In situ thermal processing of a hydrocarbon containing formation to pyrolyze a selected percentage of hydrocarbon material
|
patent
|
May 2004 |
In situ production of synthesis gas from a hydrocarbon containing formation, the synthesis gas having a selected H2 to CO ratio
|
patent
|
May 2004 |
In situ thermal processing of a hydrocarbon containing formation, in situ production of synthesis gas, and carbon dioxide sequestration
|
patent
|
May 2004 |
In situ thermal processing of a coal formation and tuning production
|
patent
|
May 2004 |
Production of synthesis gas from a hydrocarbon containing formation
|
patent
|
May 2004 |
In situ thermal processing of a coal formation to form a substantially uniform, relatively high permeable formation
|
patent
|
June 2004 |
In situ thermal processing of a hydrocarbon containing formation to produce formation fluids having a relatively low olefin content
|
patent
|
June 2004 |
In situ thermal processing of a coal formation using repeating triangular patterns of heat sources
|
patent
|
June 2004 |
In situ thermal processing of a hydrocarbon containing formation using heat transfer from a heat transfer fluid to heat the formation
|
patent
|
June 2004 |
In situ thermal processing of a hydrocarbon containing formation by controlling a pressure of the formation
|
patent
|
June 2004 |
Situ thermal processing of a hydrocarbon containing formation to control product composition
|
patent
|
June 2004 |
In situ thermal processing of a hydrocarbon containing formation using a controlled heating rate
|
patent
|
June 2004 |
In situ thermal processing of a coal formation using a controlled heating rate
|
patent
|
June 2004 |
In situ thermal processing of a coal formation using heat sources positioned within open wellbores
|
patent
|
June 2004 |
In situ thermal processing of a hydrocarbon containing formation using a relatively slow heating rate
|
patent
|
July 2004 |
Arsenic removal catalyst and method for making same
|
patent
|
July 2004 |
In situ thermal processing of a coal formation to produce hydrocarbon fluids and synthesis gas
|
patent
|
July 2004 |
In situ thermal processing of a coal formation with carbon dioxide sequestration
|
patent
|
July 2004 |
In situ thermal processing of a hydrocarbon containing formation using conductor in conduit heat sources
|
patent
|
August 2004 |
In situ production of synthesis gas from a coal formation through a heat source wellbore
|
patent
|
August 2004 |
In situ thermal processing of a relatively impermeable formation to increase permeability of the formation
|
patent
|
August 2004 |
In situ thermal processing of a hydrocarbon containing formation using exposed metal heat sources
|
patent
|
September 2004 |
Gas and oil production
|
patent
|
October 2004 |
In situ thermal processing of a hydrocarbon containing formation to produce hydrocarbon fluids and synthesis gas
|
patent
|
October 2004 |
In situ thermal processing of coal formation with a selected hydrogen content and/or selected H/C ratio
|
patent
|
November 2004 |
Integrated flameless distributed combustion/steam reforming membrane reactor for hydrogen production and use thereof in zero emissions hybrid power system
|
patent
|
November 2004 |
Preparation of components for refinery blending of transportation fuels
|
patent
|
December 2004 |
Two string drilling system using coil tubing
|
patent
|
February 2005 |
Isolation of soil with a low temperature barrier prior to conductive thermal treatment of the soil
|
patent
|
February 2005 |
In situ thermal processing of a coal formation to increase a permeability/porosity of the formation
|
patent
|
March 2005 |
In situ thermal processing of a hydrocarbon containing formation with carbon dioxide sequestration
|
patent
|
March 2005 |
In situ thermal processing of a hydrocarbon containing formation using pressure and/or temperature control
|
patent
|
April 2005 |
In situ thermal processing of an oil shale formation while inhibiting coking
|
patent
|
April 2005 |
In situ thermal processing of an oil shale formation to produce a desired product
|
patent
|
April 2005 |
In situ production of synthesis gas from a coal formation, the synthesis gas having a selected H2 to CO ratio
|
patent
|
April 2005 |
In situ thermal processing of a hydrocarbon containing formation with a selected moisture content
|
patent
|
May 2005 |
In situ thermal processing of a hydrocarbon containing formation using repeating triangular patterns of heat sources
|
patent
|
May 2005 |
In situ thermal processing of a hydrocarbon containing formation having a selected total organic carbon content
|
patent
|
June 2005 |
In situ thermal processing of a hydrocarbon containing formation using a movable heating element
|
patent
|
June 2005 |
In situ thermal processing of a hydrocarbon containing formation using a natural distributed combustor
|
patent
|
June 2005 |
In Situ thermal processing of hydrocarbons within a relatively impermeable formation
|
patent
|
July 2005 |
Method and system for monitoring smart structures utilizing distributed optical sensors
|
patent
|
July 2005 |
In situ thermal processing of an oil shale formation having permeable and impermeable sections
|
patent
|
July 2005 |
In situ thermal processing of an oil shale formation in a reducing environment
|
patent
|
July 2005 |
In situ thermal processing of an oil shale formation to produce hydrocarbons having a selected carbon number range
|
patent
|
July 2005 |
In situ thermal processing of an oil shale formation to produce a condensate
|
patent
|
August 2005 |
In situ thermal processsing of a hydrocarbon containing formation to produce a mixture with a selected hydrogen content
|
patent
|
August 2005 |
Heat sources with conductive material for in situ thermal processing of an oil shale formation
|
patent
|
August 2005 |
Production of a blending agent using an in situ thermal process in a relatively permeable formation
|
patent
|
September 2005 |
In situ thermal processing of a hydrocarbon containing formation with a selected hydrogen content
|
patent
|
September 2005 |
In situ thermal processing of an oil shale formation using horizontal heat sources
|
patent
|
October 2005 |
Thermal processing of a hydrocarbon containing formation to increase a permeability of the formation
|
patent
|
October 2005 |
Permanent downhole, wireless, two-way telemetry backbone using redundant repeaters
|
patent
|
October 2005 |
In situ thermal processing of a coal formation with a selected ratio of heat sources to production wells
|
patent
|
November 2005 |
In situ thermal recovery from a relatively permeable formation with backproduction through a heater wellbore
|
patent
|
November 2005 |
In situ thermal processing of a hydrocarbon containing formation to produce oxygen containing formation fluids
|
patent
|
November 2005 |
In situ thermal recovery from a relatively permeable formation using gas to increase mobility
|
patent
|
November 2005 |
Upgrading and mining of coal
|
patent
|
November 2005 |
Situ thermal processing of a coal formation using pressure and/or temperature control
|
patent
|
December 2005 |
In situ thermal recovery from a relatively permeable formation
|
patent
|
January 2006 |
Controlled downhole chemical injection
|
patent
|
January 2006 |
In situ thermal processing of an oil shale formation using a pattern of heat sources
|
patent
|
January 2006 |
Forming openings in a hydrocarbon containing formation using magnetic tracking
|
patent
|
January 2006 |
In situ thermal processing of a hydrocarbon containing formation to produce hydrocarbons having a selected carbon number range
|
patent
|
February 2006 |
In situ thermal processing of a coal formation with a selected moisture content
|
patent
|
February 2006 |
In situ thermal processing of a hydrocarbon containing formation with a selected hydrogen to carbon ratio
|
patent
|
February 2006 |
In situ thermal processing of an oil shale formation with a selected property
|
patent
|
February 2006 |
In situ thermal processing of a hydrocarbon containing formation in a reducing environment
|
patent
|
February 2006 |
In situ thermal processing and solution mining of an oil shale formation
|
patent
|
February 2006 |
Conductor-in-conduit heat sources for in situ thermal processing of an oil shale formation
|
patent
|
February 2006 |
In situ thermal processing and remediation of an oil shale formation
|
patent
|
February 2006 |
In situ recovery from a kerogen and liquid hydrocarbon containing formation
|
patent
|
March 2006 |
In situ thermal processing of an oil shale formation using a natural distributed combustor
|
patent
|
March 2006 |
In situ thermal processing and inhibiting migration of fluids into or out of an in situ oil shale formation
|
patent
|
April 2006 |
In situ thermal processing of a hydrocarbon containing formation to increase a porosity of the formation
|
patent
|
May 2006 |
Thermal processing of an oil shale formation to increase permeability of the formation
|
patent
|
May 2006 |
In situ thermal processing of a relatively permeable formation in a reducing environment
|
patent
|
May 2006 |
In situ thermal processing of an oil shale formation using a controlled heating rate
|
patent
|
May 2006 |
In situ thermal processing of a relatively impermeable formation using an open wellbore
|
patent
|
May 2006 |
In situ thermal recovery from a relatively permeable formation with quality control
|
patent
|
May 2006 |
Seismic monitoring of in situ conversion in a hydrocarbon containing formation
|
patent
|
May 2006 |
In situ thermal processing through an open wellbore in an oil shale formation
|
patent
|
May 2006 |
In situ thermal recovery from a relatively permeable formation with controlled production rate
|
patent
|
June 2006 |
Methods and systems for heating a hydrocarbon containing formation in situ with an opening contacting the earth's surface at two locations
|
patent
|
June 2006 |
In situ thermal processing of a tar sands formation
|
patent
|
June 2006 |
In situ recovery from lean and rich zones in a hydrocarbon containing formation
|
patent
|
June 2006 |
Staged and/or patterned heating during in situ thermal processing of a hydrocarbon containing formation
|
patent
|
July 2006 |
In situ recovery from a hydrocarbon containing formation using barriers
|
patent
|
July 2006 |
In situ thermal processing of an oil reservoir formation
|
patent
|
July 2006 |
In situ production of a blending agent from a hydrocarbon containing formation
|
patent
|
August 2006 |
In situ thermal processing of a hydrocarbon containing formation using heat sources positioned within open wellbores
|
patent
|
August 2006 |
In situ thermal processing of a hydrocarbon containing formation to produce heated fluids
|
patent
|
August 2006 |
In situ thermal processing of a coal formation with heat sources located at an edge of a coal layer
|
patent
|
August 2006 |
In situ thermal processing of a relatively permeable formation while controlling pressure
|
patent
|
August 2006 |
In situ thermal processing of a coal formation using a movable heating element
|
patent
|
August 2006 |
Producing hydrocarbons and non-hydrocarbon containing materials when treating a hydrocarbon containing formation
|
patent
|
September 2006 |
In situ thermal processing of a heavy oil diatomite formation
|
patent
|
September 2006 |
In situ thermal processing of a hydrocarbon containing formation using a natural distributed combustor
|
patent
|
October 2006 |
Conductor-in-conduit temperature limited heaters
|
patent
|
October 2006 |
Thermal processes for subsurface formations
|
patent
|
October 2006 |
System and method for heat recovery from geothermal source of heat
|
patent
|
October 2006 |
Treatment of a hydrocarbon containing formation after heating
|
patent
|
October 2006 |
Loop systems and methods of using the same for conveying and distributing thermal energy into a wellbore
|
patent
|
December 2006 |
Use of downhole high pressure gas in a gas-lift well and associated methods
|
patent
|
December 2006 |
Heat and corrosion resistant cast CF8C stainless steel with improved high temperature strength and ductility
|
patent
|
December 2006 |
Installation and use of removable heaters in a hydrocarbon containing formation
|
patent
|
January 2007 |
In situ recovery from a hydrocarbon containing formation using conductor-in-conduit heat sources with an electrically conductive material in the overburden
|
patent
|
January 2007 |
Oil well casting electrical power pick-off points
|
patent
|
January 2007 |
Reverse circulation directional and horizontal drilling using concentric drill string
|
patent
|
April 2007 |
Inhibiting wellbore deformation during in situ thermal processing of a hydrocarbon containing formation
|
patent
|
May 2007 |
In situ thermal processing of an oil shale formation using a pattern of heat sources
|
patent
|
June 2007 |
Inhibiting reflux in a heated well of an in situ conversion system
|
patent
|
January 2008 |
Inhibiting effects of sloughing in wellbores
|
patent
|
April 2008 |
Thermal processes for subsurface formations
|
patent
|
April 2008 |
Triaxial temperature limited heater
|
patent
|
May 2008 |
Temperature limited heaters with thermally conductive fluid used to heat subsurface formations
|
patent
|
June 2008 |
Temperature limited heaters using modulated DC power
|
patent
|
October 2008 |
Low temperature barriers with heat interceptor wells for in situ processes
|
patent
|
October 2008 |
Method and apparatus for in-situ radiofrequency assisted gravity drainage of oil (RAGD)
|
patent
|
October 2008 |
In situ recovery from a hydrocarbon containing formation
|
patent
|
December 2008 |
Variable frequency temperature limited heaters
|
patent
|
February 2009 |
Solution mining and heating by oxidation for treating hydrocarbon containing formations
|
patent
|
June 2009 |
Solution mining dawsonite from hydrocarbon containing formations with a chelating agent
|
patent
|
July 2009 |
Varying heating in dawsonite zones in hydrocarbon containing formations
|
patent
|
July 2009 |
Temperature limited heater with a conduit substantially electrically isolated from the formation
|
patent
|
July 2009 |
Solution mining systems and methods for treating hydrocarbon containing formations
|
patent
|
July 2009 |
Systems and methods for producing hydrocarbons from tar sands formations
|
patent
|
July 2009 |
Heating hydrocarbon containing formations in a line drive staged process
|
patent
|
July 2009 |
In situ conversion process utilizing a closed loop heating system
|
patent
|
August 2009 |
Low temperature monitoring system for subsurface barriers
|
patent
|
August 2009 |
Methods of producing alkylated hydrocarbons from an in situ heat treatment process liquid
|
patent
|
September 2009 |
Methods of cracking a crude product to produce additional crude products
|
patent
|
September 2009 |
Methods of hydrotreating a liquid stream to remove clogging compounds
|
patent
|
September 2009 |
Temperature limited heaters using phase transformation of ferromagnetic material
|
patent
|
October 2009 |
Compositions produced using an in situ heat treatment process
|
patent
|
October 2009 |
Sour gas injection for use with in situ heat treatment
|
patent
|
November 2009 |
Sulfur barrier for use with in situ processes for treating formations
|
patent
|
December 2009 |
Heating hydrocarbon containing formations in a spiral startup staged sequence
|
patent
|
December 2009 |
Time sequenced heating of multiple layers in a hydrocarbon containing formation
|
patent
|
December 2009 |
Heating tar sands formations to visbreaking temperatures
|
patent
|
December 2009 |
Cogeneration systems and processes for treating hydrocarbon containing formations
|
patent
|
December 2009 |
Power control system
|
patent
|
December 2009 |
Thermal processes for subsurface formations
|
patent
|
January 2010 |
Heating tar sands formations while controlling pressure
|
patent
|
January 2010 |
Treating tar sands formations with karsted zones
|
patent
|
March 2010 |
Creating and maintaining a gas cap in tar sands formations
|
patent
|
March 2010 |
Method of condensing vaporized water in situ to treat tar sands formations
|
patent
|
March 2010 |
Method of producing drive fluid in situ in tar sands formations
|
patent
|
March 2010 |
Wax barrier for use with in situ processes for treating formations
|
patent
|
April 2010 |
Moving hydrocarbons through portions of tar sands formations with a fluid
|
patent
|
May 2010 |
Using geothermal energy to heat a portion of a formation for an in situ heat treatment process
|
patent
|
June 2010 |
Treating tar sands formations with dolomite
|
patent
|
June 2010 |
Creating fluid injectivity in tar sands formations
|
patent
|
June 2010 |
In situ thermal processing of an oil shale formation containing carbonate minerals
|
patent
|
June 2010 |
High strength alloys
|
patent
|
August 2010 |
Non-ferromagnetic overburden casing
|
patent
|
September 2010 |
In situ heat treatment of a tar sands formation after drive process treatment
|
patent
|
September 2010 |
In situ recovery from a hydrocarbon containing formation
|
patent
|
September 2010 |
Insulated conductor temperature limited heater for subsurface heating coupled in a three-phase WYE configuration
|
patent
|
November 2010 |
Grouped exposed metal heaters
|
patent
|
November 2010 |
Molten salt as a heat transfer fluid for heating a subsurface formation
|
patent
|
November 2010 |
Gas injection to inhibit migration during an in situ heat treatment process
|
patent
|
November 2010 |
In situ heat treatment from multiple layers of a tar sands formation
|
patent
|
November 2010 |
Drilling subsurface wellbores with cutting structures
|
patent
|
November 2010 |
In situ heat treatment process utilizing a closed loop heating system
|
patent
|
December 2010 |
In situ recovery from residually heated sections in a hydrocarbon containing formation
|
patent
|
December 2010 |
Subsurface connection methods for subsurface heaters
|
patent
|
December 2010 |
Power systems utilizing the heat of produced formation fluid
|
patent
|
January 2011 |
In situ oxidation of subsurface formations
|
patent
|
January 2011 |
High temperature methods for forming oxidizer fuel
|
patent
|
January 2011 |
Alternate energy source usage for in situ heat treatment processes
|
patent
|
March 2011 |
Heating systems for heating subsurface formations
|
patent
|
April 2011 |
Methods and systems for producing fluid from an in situ conversion process
|
patent
|
May 2011 |
Thermal processes for subsurface formations
|
patent
|
May 2011 |
Downhole burner systems and methods for heating subsurface formations
|
patent
|
May 2011 |
Varying properties along lengths of temperature limited heaters
|
patent
|
July 2011 |
In situ conversion process systems utilizing wellbores in at least two regions of a formation
|
patent
|
September 2011 |
Parallel heater system for subsurface formations
|
patent
|
October 2011 |
Treatment of gas from an in situ conversion process
|
patent
|
December 2011 |
Methods of producing transportation fuel
|
patent
|
December 2011 |
Three-phase heaters with common overburden sections for heating subsurface formations
|
patent
|
February 2012 |
Cryogenic treatment of gas
|
patent
|
April 2012 |
Multi-step heater deployment in a subsurface formation
|
patent
|
April 2012 |
Methods of making transportation fuel
|
patent
|
April 2012 |
Creating fluid injectivity in tar sands formations
|
patent
|
June 2012 |
High strength alloys
|
patent
|
June 2012 |
Irregular spacing of heat sources for treating hydrocarbon containing formations
|
patent
|
June 2012 |
Temperature limited heaters for heating subsurface formations or wellbores
|
patent
|
June 2012 |
Insulated conductor temperature limited heaters
|
patent
|
July 2012 |
Temperature limited heater utilizing non-ferromagnetic conductor
|
patent
|
July 2012 |
In situ recovery from a hydrocarbon containing formation
|
patent
|
July 2012 |
Methods and systems for producing fluid from an in situ conversion process
|
patent
|
July 2012 |
Grouped exposed metal heaters
|
patent
|
July 2012 |
High voltage temperature limited heaters
|
patent
|
August 2012 |
Solution mining and in situ treatment of nahcolite beds
|
patent
|
August 2012 |
Movable heaters for treating subsurface hydrocarbon containing formations
|
patent
|
September 2012 |
Press-fit coupling joint for joining insulated conductors
|
patent
|
September 2012 |
Heating subsurface formations with fluids
|
patent
|
September 2012 |
Offset barrier wells in subsurface formations
|
patent
|
September 2012 |
Circulated heated transfer fluid systems used to treat a subsurface formation
|
patent
|
September 2012 |
Methods for forming wellbores in heated formations
|
patent
|
September 2012 |
Heating subsurface formations by oxidizing fuel on a fuel carrier
|
patent
|
October 2012 |
Circulated heated transfer fluid heating of subsurface hydrocarbon formations
|
patent
|
October 2012 |
Wellbore manufacturing processes for in situ heat treatment processes
|
patent
|
December 2012 |
Recovering energy from a subsurface formation
|
patent
|
December 2012 |
Deployment of insulated conductors for treating subsurface formations
|
patent
|
January 2013 |
Temperature limited heaters with high power factors
|
patent
|
January 2013 |
Joint used for coupling long heaters
|
patent
|
February 2013 |
Production from multiple zones of a tar sands formation
|
patent
|
February 2013 |
Irregular pattern treatment of a subsurface formation
|
patent
|
May 2013 |
Treating nahcolite containing formations and saline zones
|
patent
|
June 2013 |
In situ recovery from a hydrocarbon containing formation
|
patent
|
July 2013 |
Press-fit coupling joint for joining insulated conductors
|
patent
|
July 2013 |
Insulating blocks and methods for installation in insulated conductor heaters
|
patent
|
August 2013 |
Treating tar sands formations with dolomite
|
patent
|
October 2013 |
In situ recovery from a hydrocarbon containing formation
|
patent
|
January 2014 |
Leak detection in circulated fluid systems for heating subsurface formations
|
patent
|
January 2014 |
Method for production of hydrocarbons from organic-rich rock
|
patent-application
|
December 2001 |
In situ thermal processing of a coal formation to produce a selected gas mixture
|
patent-application
|
March 2002 |
Heating System for Crude Oil Transporting Metallic Tubes
|
patent-application
|
March 2002 |
In situ thermal processing of a hydrocarbon containing formation using insulated conductor heat sources
|
patent-application
|
March 2002 |
In situ thermal processing of a coal formation, in situ production of synthesis gas, and carbon dioxide sequestration
|
patent-application
|
March 2002 |
In situ thermal processing of a hydrocarbon containing formation using distributed combustor heat sources
|
patent-application
|
March 2002 |
In situ thermal processing of a coal formation to produce a mixture of olefins, oxygenated hydrocarbons, and aromatic hydrocarbons
|
patent-application
|
March 2002 |
In situ thermal processing of a hydrocarbon containing formation to produce a mixture containing olefins, oxygenated hydrocarbons, and/or aromatic hydrocarbons
|
patent-application
|
April 2002 |
In situ thermal processing of a hydrocarbon containing formation to produce a selected mixture
|
patent-application
|
April 2002 |
In situ thermal processing of a hydrocarbon containing formation using substantially parallel wellbores
|
patent-application
|
April 2002 |
In situ thermal processing of a hydrocarbon containing formation to produce a mixture including ammonia
|
patent-application
|
April 2002 |
In situ thermal processing of a hydrocarbon containing formation to produce a selected ratio of components in a gas
|
patent-application
|
May 2002 |
In situ thermal processing of a hydrocarbon containing formation producing a mixture with oxygenated hydrocarbons
|
patent-application
|
June 2002 |
Conduit pulling apparatus and method for use in horizontal drilling
|
patent-application
|
August 2002 |
Slurry hydroprocessing for heavy oil upgrading using supported slurry catalysts
|
patent-application
|
August 2002 |
Method for transporting Fischer-Tropsch products
|
patent-application
|
September 2002 |
Method for pumping fluids
|
patent-application
|
October 2002 |
Apparatus, method and system for single well solution-mining
|
patent-application
|
February 2003 |
Wireless reservoir production control
|
patent-application
|
February 2003 |
In situ thermal processing of a relatively impermeable formation in a reducing environment
|
patent-application
|
May 2003 |
In situ thermal processing of a coal formation to produce pyrolsis products
|
patent-application
|
May 2003 |
Thermally stable jet prepared from highly paraffinic distillate fuel component and conventional distillate fuel component
|
patent-application
|
June 2003 |
Pro-ecological mining system
|
patent-application
|
July 2003 |
Removable heat sources for in situ thermal processing of an oil shale formation
|
patent-application
|
August 2003 |
Steam generator for a PEM fuel cell power plant
|
patent-application
|
August 2003 |
In situ thermal processing of a hydrocarbon containing formation and upgrading of produced fluids prior to further treatment
|
patent-application
|
October 2003 |
In situ recovery from a hydrocarbon containing formation using one or more simulations
|
patent-application
|
October 2003 |
Process for the Recovery of Hydrocarbon Fractions from Hydrocarbonaceous Solids
|
patent-application
|
January 2004 |
System and method for subterranean access
|
patent-application
|
February 2004 |
Insulated conductor temperature limited heaters
|
patent-application
|
July 2004 |
High voltage temperature limited heaters
|
patent-application
|
July 2004 |
Forming wellbores using acoustic methods
|
patent-application
|
July 2004 |
Temperature limited heaters for heating subsurface formations or wellbores
|
patent-application
|
July 2004 |
Diesel fuel compositions
|
patent-application
|
October 2004 |
Variable frequency temperature limited heaters
|
patent-application
|
January 2005 |
Systems and methods of producing a crude product
|
patent-application
|
June 2005 |
Systems, methods, and catalysts for producing a crude product
|
patent-application
|
June 2005 |
Hydroprocessing methods and apparatus for use in the preparation of liquid hydrocarbons
|
patent-application
|
September 2005 |
Start-up of temperature limited heaters using direct current (DC)
|
patent-application
|
December 2005 |
Inhibiting effects of sloughing in wellbores
|
patent-application
|
December 2005 |
Temperature limited heaters using modulated DC power
|
patent-application
|
December 2005 |
Temperature limited heaters with thermally conductive fluid used to heat subsurface formations
|
patent-application
|
December 2005 |
Reducing viscosity of oil for production from a hydrocarbon containing formation
|
patent-application
|
December 2005 |
Vacuum pumping of conductor-in-conduit heaters
|
patent-application
|
December 2005 |
Variable frequency temperature limited heaters
|
patent-application
|
December 2005 |
Triaxial temperature limited heater
|
patent-application
|
December 2005 |
Inhibiting reflux in a heated well of an in situ conversion system
|
patent-application
|
December 2005 |
Temperature limited heaters with high power factors
|
patent-application
|
December 2005 |
Temperature limited heaters with relatively constant current
|
patent-application
|
January 2006 |
Selective electromagnetic production tool
|
patent-application
|
July 2006 |
Method and apparatus for making a middle distillate product and lower olefins from a hydrocarbon feedstock
|
patent-application
|
August 2006 |
Hydrocarbon cracking process for converting gas oil preferentially to middle distillate and lower olefins
|
patent-application
|
August 2006 |
In situ thermal processing of an oil shale formation using a pattern of heat sources
|
patent-application
|
September 2006 |
Method for production and upgrading of oil
|
patent-application
|
October 2006 |
Subsurface electrical heaters using nitride insulation
|
patent-application
|
December 2006 |
Low temperature barriers with heat interceptor wells for in situ processes
|
patent-application
|
March 2007 |
In situ conversion process utilizing a closed loop heating system
|
patent-application
|
March 2007 |
Subsurface connection methods for subsurface heaters
|
patent-application
|
March 2007 |
Varying properties along lengths of temperature limited heaters
|
patent-application
|
March 2007 |
Cogeneration systems and processes for treating hydrocarbon containing formations
|
patent-application
|
May 2007 |
Solution mining dawsonite from hydrocarbon containing formations with a chelating agent
|
patent-application
|
May 2007 |
Low temperature barrier wellbores formed using water flushing
|
patent-application
|
May 2007 |
Insulated conductor temperature limited heater for subsurface heating coupled in a three-phase wye configuration
|
patent-application
|
May 2007 |
Treatment of gas from an in situ conversion process
|
patent-application
|
May 2007 |
Methods of hydrotreating a liquid stream to remove clogging compounds
|
patent-application
|
June 2007 |
Subsurface heaters with low sulfidation rates
|
patent-application
|
June 2007 |
Thermal processes for subsurface formations
|
patent-application
|
June 2007 |
Solution mining and heating by oxidation for treating hydrocarbon containing formations
|
patent-application
|
June 2007 |
Methods of cracking a crude product to produce additional crude products
|
patent-application
|
June 2007 |
Systems and methods for producing hydrocarbons from tar sands formations
|
patent-application
|
June 2007 |
Methods of filtering a liquid stream produced from an in situ heat treatment process
|
patent-application
|
June 2007 |
In situ co-development of oil shale with mineral recovery
|
patent-application
|
October 2007 |
Kerogen Extraction From Subterranean Oil Shale Resources
|
patent-application
|
January 2008 |
Methods of producing transportation fuel
|
patent-application
|
February 2008 |
Producing drive fluid in situ in tar sands formations
|
patent-application
|
June 2008 |
Heating hydrocarbon containing formations in a line drive staged process
|
patent-application
|
June 2008 |
Treating tar sands formations with karsted zones
|
patent-application
|
June 2008 |
In situ heat treatment process utilizing a closed loop heating system
|
patent-application
|
June 2008 |
Treating tar sands formations with dolomite
|
patent-application
|
June 2008 |
Using geothermal energy to heat a portion of a formation for an in situ heat treatment process
|
patent-application
|
June 2008 |
Sulfur barrier for use with in situ processes for treating formations
|
patent-application
|
July 2008 |
Alternate energy source usage for in situ heat treatment processes
|
patent-application
|
July 2008 |
Sour gas injection for use with in situ heat treatment
|
patent-application
|
July 2008 |
Power systems utilizing the heat of produced formation fluid
|
patent-application
|
July 2008 |
Wax barrier for use with in situ processes for treating formations
|
patent-application
|
August 2008 |
Heating hydrocarbon containing formations in a checkerboard pattern staged process
|
patent-application
|
September 2008 |
Heating hydrocarbon containing formations in a spiral startup staged sequence
|
patent-application
|
September 2008 |
Creating fluid injectivity in tar sands formations
|
patent-application
|
September 2008 |
Temperature limited heater utilizing non-ferromagnetic conductor
|
patent-application
|
September 2008 |
Condensing vaporized water in situ to treat tar sands formations
|
patent-application
|
October 2008 |
Heating tar sands formations while controlling pressure
|
patent-application
|
November 2008 |
Downhole burner wells for in situ conversion of organic-rich rock formations
|
patent-application
|
November 2008 |
Heating tar sands formations to visbreaking temperatures
|
patent-application
|
November 2008 |
Moving hydrocarbons through portions of tar sands formations with a fluid
|
patent-application
|
January 2009 |
Creating and maintaining a gas cap in tar sands formations
|
patent-application
|
January 2009 |
Electrically Isolating Insulated Conductor Heater
|
patent-application
|
May 2009 |
Treating Nahcolite Containing Formations and Saline Zones
|
patent-application
|
May 2009 |
Continuous Subsurface Heater Temperature Measurement
|
patent-application
|
July 2009 |
Three-Phase Heaters with Common Overburden Sections for Heating Subsurface Formations
|
patent-application
|
August 2009 |
In Situ Oxidation of Subsurface Formations
|
patent-application
|
August 2009 |
Multi-Step Heater Deployment in a Subsurface Formation
|
patent-application
|
August 2009 |
Induction Heaters Used to Heat Subsurface Formations
|
patent-application
|
August 2009 |
Methods for Forming Wellbores in Heated Formations
|
patent-application
|
August 2009 |
Ranging Methods for Developing Wellbores in Subsurface Formations
|
patent-application
|
August 2009 |
Methods for Forming Long Subsurface Heaters
|
patent-application
|
August 2009 |
Cryogenic Treatment of Gas
|
patent-application
|
August 2009 |
Heating Subsurface Formations by Oxidizing Fuel on a Fuel Carrier
|
patent-application
|
August 2009 |
High Temperature Methods for Forming Oxidizer Fuel
|
patent-application
|
August 2009 |
Irregular Spacing of Heat Sources for Treating Hydrocarbon Containing Formations
|
patent-application
|
August 2009 |
Variable Voltage Load Tap Changing Transformer
|
patent-application
|
August 2009 |
Solution Mining and In Situ Treatment of Nahcolite Beds
|
patent-application
|
August 2009 |
Mines and Tunnels for use in Treating Subsurface Hydrocarbon Containing Formations
|
patent-application
|
October 2009 |
Hydrocarbon Production from Mines and Tunnels Used in Treating Subsurface Hydrocarbon Containing Formations
|
patent-application
|
October 2009 |
Electrical Current Flow Between Tunnels for Use in Heating Subsurface Hydrocarbon Containing Formations
|
patent-application
|
November 2009 |
Heated Fluid Flow in Mines and Tunnels Used in Heating Subsurface Hydrocarbon Containing Formations
|
patent-application
|
November 2009 |
Using Tunnels for Treating Subsurface Hydrocarbon Containing Formations
|
patent-application
|
November 2009 |
Heater Connections in Mines and Tunnels for Use in Treating Subsurface Hydrocarbon Containing Formations
|
patent-application
|
November 2009 |
Dual Motor Systems and Non-Rotating Sensors for Use in Developing Wellbores in Subsurface Formations
|
patent-application
|
November 2009 |
Methods of Producing Alkylated Hydrocarbons from an In Situ Heat Treatment Process Liquid
|
patent-application
|
December 2009 |
Organonitrogen Compounds Used in Treating Hydrocarbon Containing Formations
|
patent-application
|
June 2010 |
Recovering Energy from a Subsurface Formation
|
patent-application
|
October 2010 |
Heater Assisted Fluid Treatment of a Subsurface Formation
|
patent-application
|
October 2010 |
In Situ Method and System for Extraction of Oil from Shale
|
patent-application
|
November 2010 |
Thermal Processes for Subsurface Formations
|
patent-application
|
October 2011 |