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Title: Methods and apparatus for delivering high power laser energy to a surface

Abstract

There is provided a system, apparatus and methods for providing a laser beam to borehole surface in a predetermined and energy deposition profile. The predetermined energy deposition profiles may be uniform or tailored to specific downhole applications. Optic assemblies for obtaining these predetermined energy deposition profiles are further provided.

Inventors:
; ; ; ;
Issue Date:
Research Org.:
Foro Energy Inc. (Littleton, CO)
Sponsoring Org.:
USDOE
OSTI Identifier:
1083440
Patent Number(s):
8,424,617
Application Number:
12/544,094
Assignee:
Foro Energy Inc. (Littleton, CO) ARPA-E
DOE Contract Number:  
AR0000044
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
42 ENGINEERING

Citation Formats

Faircloth, Brian O, Zediker, Mark S, Rinzler, Charles C, Koblick, Yeshaya, and Moxley, Joel F. Methods and apparatus for delivering high power laser energy to a surface. United States: N. p., 2013. Web.
Faircloth, Brian O, Zediker, Mark S, Rinzler, Charles C, Koblick, Yeshaya, & Moxley, Joel F. Methods and apparatus for delivering high power laser energy to a surface. United States.
Faircloth, Brian O, Zediker, Mark S, Rinzler, Charles C, Koblick, Yeshaya, and Moxley, Joel F. Tue . "Methods and apparatus for delivering high power laser energy to a surface". United States. https://www.osti.gov/servlets/purl/1083440.
@article{osti_1083440,
title = {Methods and apparatus for delivering high power laser energy to a surface},
author = {Faircloth, Brian O and Zediker, Mark S and Rinzler, Charles C and Koblick, Yeshaya and Moxley, Joel F},
abstractNote = {There is provided a system, apparatus and methods for providing a laser beam to borehole surface in a predetermined and energy deposition profile. The predetermined energy deposition profiles may be uniform or tailored to specific downhole applications. Optic assemblies for obtaining these predetermined energy deposition profiles are further provided.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2013},
month = {4}
}

Patent:

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  • International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, Vol. 11, Issue 10, p. 403-411
  • DOI: 10.1016/0148-9062(74)91111-5

Fracture Mechanics Applications To Drilling And Blasting
journal, November 1997

  • Rossmanith, H. P.; Daehnke, A.; Nasmillner, R. E. K.
  • Fatigue & Fracture of Engineering Materials & Structures, Vol. 20, Issue 11, p. 1617-1636
  • DOI: 10.1111/j.1460-2695.1997.tb01515.x

Dynamic tensile-failure-induced velocity deficits in rock
journal, February 1991

  • Rubin, Allan M.; Ahrens, Thomas J.
  • Geophysical Research Letters, Vol. 18, Issue 2, p. 219-222
  • DOI: 10.1029/91GL00214

An algorithm and a modular subroutine for the CAP model
journal, April 1979

  • Sandler, I. S.; Rubin, D.
  • International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 3, Issue 2, p. 173-186
  • DOI: 10.1002/nag.1610030206

Formation Evaluation From Logging on Cuttings
journal, June 1998

  • Santarelli, F. J.; Marsala, A. F.; Brignoli, M.
  • SPE Reservoir Evaluation & Engineering, Vol. 1, Issue 3, p. 238-244
  • DOI: 10.2118/36851-PA

Waveform Cross-Correlation-Based Differential Travel-Time Measurements at the Northern California Seismic Network
journal, December 2005

  • Schaff, D. P.; Waldhauser, Felix
  • Bulletin of the Seismological Society of America, Vol. 95, Issue 6, p. 2446-2461
  • DOI: 10.1785/0120040221

Dynamics of femtosecond laser-induced breakdown in water from femtoseconds to microseconds
journal, January 2002

  • Schaffer, Chris B.; Nishimura, Nozomi; Glezer, Eli N.
  • Optics Express, Vol. 10, Issue 3, p. 196-203
  • DOI: 10.1364/OE.10.000196

SBS threshold of a fiber with a Brillouin frequency shift distribution
journal, January 1996

  • Shiraki, K.; Ohashi, M.; Tateda, M.
  • Journal of Lightwave Technology, Vol. 14, Issue 1, p. 50-57
  • DOI: 10.1109/50.476136

Prediction of thermal conductivity of rock through physico-mechanical properties
journal, January 2007


Cantilever Drilling - Ushering a New Genre of Drilling
conference, October 2003

  • Sinha, Diwakar
  • SPE/IADC Middle East Drilling Technology Conference and Exhibition
  • DOI: 10.2118/85333-MS

Drag Bit Wear Model
journal, June 1989

  • Sinor, A.; Warren, T. M.
  • SPE Drilling Engineering, Vol. 4, Issue 2, p. 128-136
  • DOI: 10.2118/16699-PA

Rock Types, Depositional History, and Diagenetic Effects, Ivishak Reservoir, Prudhoe Bay Field
journal, February 1997

  • Sneider, R. M.; Erickson, J. W.
  • SPE Reservoir Engineering, Vol. 12, Issue 1, p. 23-30
  • DOI: 10.2118/28575-PA

Pore Geometry in High- and Low-Permeability Sandstones, Travis Peak Formation, East Texas
journal, December 1990

  • Soeder, D. J.; Chowdiah, Prasan
  • SPE Formation Evaluation, Vol. 5, Issue 4, p. 421-430
  • DOI: 10.2118/17729-PA

Cavitation inception in quiescent and co-flow nozzle jets
journal, October 2010

  • Straka, William A.; Meyer, Richard S.; Fontaine, Arnold A.
  • Journal of Hydrodynamics, Ser. B, Vol. 22, Issue 5, p. 813-819
  • DOI: 10.1016/S1001-6058(10)60035-2

Numerical studies of the influence of microstructure on rock failure in uniaxial compression � Part I: effect of heterogeneity
journal, June 2000

  • Tang, C. A.; Liu, H.; Lee, P. K. K.
  • International Journal of Rock Mechanics and Mining Sciences, Vol. 37, Issue 4, p. 555-569
  • DOI: 10.1016/S1365-1609(99)00121-5

Modeling inelastic deformation: viscolelasticity, plasticity, fracture
journal, August 1988

  • Terzopoulos, Demetri; Fleischer, Kurt
  • ACM SIGGRAPH Computer Graphics, Vol. 22, Issue 4, p. 269-278
  • DOI: 10.1145/378456.378522

A criterion for the time dependence of dynamic fracture
journal, December 1968

  • Tuler, Floyd R.; Butcher, Barry M.
  • International Journal of Fracture Mechanics, Vol. 4, Issue 4, p. 431-437
  • DOI: 10.1007/BF00186808

The ALL Electric BHA: Recent Developments toward an Intelligent Coiled-Tubing Drilling System
conference, January 1999

  • Turner, Daniel R.; Head, Philip F.; Yuratich, Micheal A.
  • SPE/ICoTA Coiled Tubing Roundtable
  • DOI: 10.2118/54469-MS

An experimental investigation of factors influencing compressional‐ and shear‐wave velocities and attenuations in tight gas sandstones
journal, January 1994

  • Tutuncu, Azra N.; Podio, Augusto L.; Sharma, Mukul M.
  • Geophysics, Vol. 59, Issue 1, p. 77-86
  • DOI: 10.1190/1.1443536

Dependence of ceramic fracture properties on porosity
journal, January 1993

  • Wagh, A. S.; Singh, J. P.; Poeppel, R. B.
  • Journal of Materials Science, Vol. 28, Issue 13, p. 3589-3593
  • DOI: 10.1007/BF01159841

The microstructures of perthitic alkali feldspars revealed by hydrofluoric acid etching
journal, April 1994

  • Waldron, K.; Lee, M. R.; Parsons, I.
  • Contributions to Mineralogy and Petrology, Vol. 116, Issue 3, p. 360-364
  • DOI: 10.1007/BF00306504

Characterization of the melt removal rate in laser cutting of thick-section stainless steel
journal, May 2010

  • Wandera, Catherine; Kujanpaa, Veli
  • Journal of Laser Applications, Vol. 22, Issue 2, p. 62-70
  • DOI: 10.2351/1.3455824

Particle modeling simulation of thermal effects on ore breakage
journal, October 2008


A Review and Evaluation of Specific Heat Capacities of Rocks, Minerals, and Subsurface Fluids. Part 1: Minerals and Nonporous Rocks
journal, June 2004


A Review and Evaluation of Specific Heat Capacities of Rocks, Minerals, and Subsurface Fluids. Part 2: Fluids and Porous Rocks
journal, June 2004


Laboratory Drilling Performance of PDC Bits
journal, June 1988

  • Warren, T. M.; Armagost, W. K.
  • SPE Drilling Engineering, Vol. 3, Issue 2, p. 125-135
  • DOI: 10.2118/15617-PA

Experimental measurement of surface temperatures during flame-jet induced thermal spallation
journal, January 1993

  • Wilkinson, M. A.; Tester, J. W.
  • Rock Mechanics and Rock Engineering, Vol. 26, Issue 1, p. 29-62
  • DOI: 10.1007/BF01019868

Roller Bit Model With Rock Ductility and Cone Offset
conference, September 1987

  • Winters, W. J.; Warren, T. M.; Onyia, E. C.
  • SPE Annual Technical Conference and Exhibition
  • DOI: 10.2118/16696-MS

The effects of thermal softening and heat conduction on the dynamic growth of voids
journal, August 2003

  • Wu, X. Y.; Ramesh, K. T.; Wright, T. W.
  • International Journal of Solids and Structures, Vol. 40, Issue 17, p. 4461-4478
  • DOI: 10.1016/S0020-7683(03)00214-2

Inverted S-shaped model for nonlinear fatigue damage of rock
journal, April 2009

  • Xiao, Jian-Qing; Ding, De-Xin; Xu, Gen
  • International Journal of Rock Mechanics and Mining Sciences, Vol. 46, Issue 3, p. 643-648
  • DOI: 10.1016/j.ijrmms.2008.11.002

Modeling of Laser Spallation Drilling of Rocks for Gas and Oil Well Drilling
conference, October 2005

  • Xu, Zhiyue; Yamashita, Yuichiro; Reed, Claude
  • SPE Annual Technical Conference and Exhibition
  • DOI: 10.2118/95746-MS

The Constrained Interpolation Profile Method for Multiphase Analysis
journal, May 2001

  • Yabe, Takashi; Xiao, Feng; Utsumi, Takayuki
  • Journal of Computational Physics, Vol. 169, Issue 2, p. 556-593
  • DOI: 10.1006/jcph.2000.6625

Detection of Metals in the Environment Using a Portable Laser-Induced Breakdown Spectroscopy Instrument
journal, February 1996

  • Yamamoto, Karen Y.; Cremers, David A.; Ferris, Monty J.
  • Applied Spectroscopy, Vol. 50, Issue 2, p. 222-233
  • DOI: 10.1366/0003702963906519

Underwater Laser Welding by 4 kW CW YAG Laser
journal, October 2001

  • Yamashita, Yoshihiro; Kawano, Toru; Mann, Kurt
  • Journal of Nuclear Science and Technology, Vol. 38, Issue 10, p. 891-895
  • DOI: 10.1080/18811248.2001.9715111

Determination of the thermal conductivity from physico-mechanical properties
journal, February 2008

  • Ya?ar, E.; Erdo?an, Y.; G�neyli, H.
  • Bulletin of Engineering Geology and the Environment, Vol. 67, Issue 2, p. 219-225
  • DOI: 10.1007/s10064-008-0126-5

An empirical relationship between thermal conductivity and elastic wave velocities in sandstone
journal, August 1993

  • Zamora, Maria; Vo-Thanh, Dung; Bienfait, G�rard
  • Geophysical Research Letters, Vol. 20, Issue 16, p. 1679-1682
  • DOI: 10.1029/92GL02460

Rock Breakage Mechanisms With a PDC Cutter
conference, January 1985

  • Zeuch, D. H.; Finger, J. T.
  • SPE Annual Technical Conference and Exhibition
  • DOI: 10.2118/14219-MS

Energy from Abandoned Oil and Gas Reservoirs
conference, January 2008

  • Zhang, Lingyu; Yuan, Jianguo; Liang, Hongbin
  • SPE Asia Pacific Oil and Gas Conference and Exhibition
  • DOI: 10.2118/115055-MS

Faraday Rotators With Short Magneto-Optical Elements for 50-kW Laser Power
journal, June 2007

  • Zheleznov, Dmitry S.; Mukhin, Ivan B.; Palashov, Oleg V.
  • IEEE Journal of Quantum Electronics, Vol. 43, Issue 6, p. 451-457
  • DOI: 10.1109/JQE.2007.895668

Analysis of stimulated Brillouin scattering in multi-mode fiber by numerical solution
journal, May 2003

  • Zhou, Tao; Chen, Jun
  • Journal of Zhejiang University-SCIENCE A, Vol. 4, Issue 3, p. 254-257
  • DOI: 10.1631/jzus.2003.0254

Jet Impingement Heat Transfer: Physics, Correlations, and Numerical Modeling
book, January 2006


Effect of temperature and pressure on the thermal conductivity of sandstone
journal, September 2009

  • Abdulagatova, Z.; Abdulagatov, I. M.; Emirov, V. N.
  • International Journal of Rock Mechanics and Mining Sciences, Vol. 46, Issue 6, p. 1055-1071
  • DOI: 10.1016/j.ijrmms.2009.04.011

The effect of interaction time and saturation of rock on specific energy in ND:YAG laser perforating
journal, February 2011


Collapse and rebound of a laser-induced cavitation bubble
journal, October 2001

  • Akhatov, I.; Lindau, O.; Topolnikov, A.
  • Physics of Fluids, Vol. 13, Issue 10, p. 2805-2819
  • DOI: 10.1063/1.1401810

The porosity and engineering properties of vesicular basalt in Saudi Arabia
journal, October 1999


Prevention of Nozzle Wear in Abrasive Water Suspension Jets (AWSJ) Using Porous Lubricated Nozzles
journal, January 2003

  • Anand, Umang; Katz, Joseph
  • Journal of Tribology, Vol. 125, Issue 1, p. 168-180
  • DOI: 10.1115/1.1491977

The �sp� Pillar Stability Experiment: Part II�Rock mass response to coupled excavation-induced and thermal-induced stresses
journal, July 2009

  • Andersson, J. Christer; Martin, C. Derek; Stille, H�kan
  • International Journal of Rock Mechanics and Mining Sciences, Vol. 46, Issue 5, p. 879-895
  • DOI: 10.1016/j.ijrmms.2009.03.002

A new approach to quantification of metamorphism using ultra-small and small angle neutron scattering
journal, December 2009

  • Anovitz, Lawrence M.; Lynn, Gary W.; Cole, David R.
  • Geochimica et Cosmochimica Acta, Vol. 73, Issue 24, p. 7303-7324
  • DOI: 10.1016/j.gca.2009.07.040

A multiaxial stress criterion for short- and long-term strength of isotropic rock media
journal, December 2000

  • Aubertin, M.; Li, L.; Simon, R.
  • International Journal of Rock Mechanics and Mining Sciences, Vol. 37, Issue 8, p. 1169-1193
  • DOI: 10.1016/S1365-1609(00)00047-2

Porosity dependence of the elastic modulus of lithophysae-rich tuff: numerical and experimental investigations
journal, September 2003

  • Avar, B. B.; Hudyma, N.; Karakouzian, M.
  • International Journal of Rock Mechanics and Mining Sciences, Vol. 40, Issue 6, p. 919-928
  • DOI: 10.1016/S1365-1609(03)00074-1

Tensile fracture propagation and acoustic emission activity in sandstone: The effect of loading rate
journal, October 2005

  • Backers, T.; Stanchits, S.; Dresen, G.
  • International Journal of Rock Mechanics and Mining Sciences, Vol. 42, Issue 7-8, p. 1094-1101
  • DOI: 10.1016/j.ijrmms.2005.05.011

Innovation in Wellbore Perforation Using High-Power Laser
conference, November 2005

  • Batarseh, Samih Issa; Gahan, Brian C.; Sharma, Bhargav
  • International Petroleum Technology Conference
  • DOI: 10.2523/IPTC-10981-MS

Prediction of compressive and tensile strength of limestone via genetic programming
journal, July 2008

  • Baykaso?lu, Adil; G�ll�, Hamza; �anak�?, Hanifi
  • Expert Systems with Applications, Vol. 35, Issue 1-2, p. 111-123
  • DOI: 10.1016/j.eswa.2007.06.006

Spall damage modelling and dynamic fracture specificities of ceramics
journal, July 1992


The combined influence of mineralogical, hygric and thermal properties on the durability of porous building stones
journal, August 2008

  • Benavente, David; Cultrone, Giuseppe; G�mez-Heras, Miguel
  • European Journal of Mineralogy, Vol. 20, Issue 4, p. 673-685
  • DOI: 10.1127/0935-1221/2008/0020-1850

Mechanism of brittle fracture of rock: Part I�theory of the fracture process
journal, October 1967

  • Bieniawski, Z. T.
  • International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, Vol. 4, Issue 4, p. 395-406
  • DOI: 10.1016/0148-9062(67)90030-7

Analysis of compressive fracture in rock using statistical techniques: Part I. A non-linear rule-based model
journal, October 1998

  • Blair, S. C.; Cook, N. G. W.
  • International Journal of Rock Mechanics and Mining Sciences, Vol. 35, Issue 7, p. 837-848
  • DOI: 10.1016/S0148-9062(98)00008-4

Bend loss in large core multimode optical fiber beam delivery systems
journal, January 1991

  • Boechat, Alvaro A. P.; Su, Daoning; Hall, D. R.
  • Applied Optics, Vol. 30, Issue 3, p. 321-327
  • DOI: 10.1364/AO.30.000321

Development, testing and track record of fiber-optic, wet-mate, connectors
conference, January 2003


Dynamics of laser-induced cavitation bubbles near an elastic boundary
journal, April 2001

  • Brujan, Emil-Alexandru; Nahen, Kester; Schmidt, Peter
  • Journal of Fluid Mechanics, Vol. 433, p. 251-281
  • DOI: 10.1017/S0022112000003347

Rock Failure Under Dynamic Loading Conditions
journal, March 1963

  • Burdine, N. T.
  • Society of Petroleum Engineers Journal, Vol. 3, Issue 1, p. 1-8
  • DOI: 10.2118/481-PA

Deepwater Drilling Riser System
journal, August 1986

  • Chastain, T.; Stone, D.
  • SPE Drilling Engineering, Vol. 1, Issue 4, p. 325-328
  • DOI: 10.2118/13479-PA

Characterization of the Austin Chalk Producing Trend
conference, January 1986

  • Chen, H. Y.; Poston, S. W.; Wu, C. H.
  • SPE Annual Technical Conference and Exhibition
  • DOI: 10.2118/15533-MS

Limitations on lightwave communications imposed by optical-fiber nonlinearities
journal, January 1990

  • Chraplyvy, A. R.
  • Journal of Lightwave Technology, Vol. 8, Issue 10, p. 1548-1557
  • DOI: 10.1109/50.59195

Rock Properties of Berea Sandstone, Baker Dolomite, and Indiana Limestone
conference, January 1991

  • Churcher, P. L.; French, P. R.; Shaw, J. C.
  • SPE International Symposium on Oilfield Chemistry
  • DOI: 10.2118/21044-MS

A damage model for concrete beams in compression
journal, March 2007


High-Power Slim-Hole Drilling System
conference, January 1995

  • Cohen, John H.; Maurer, William C.; Leitko, Curtis E.
  • SPE Annual Technical Conference and Exhibition
  • DOI: 10.2118/30485-MS

Case History of the University Block 9 (Wolfcamp) FieldA Gas-Water Injection Secondary Recovery Project
journal, December 1970

  • Cone, Clifford
  • Journal of Petroleum Technology, Vol. 22, Issue 12, p. 1485-1491
  • DOI: 10.2118/2837-PA

Coiled Tubing Deployed ESPs Utilizing Internally Installed Power Cable - A Project Update
conference, January 1997

  • Cooper, R.; Head, P.
  • SPE/ICoTA North American Coiled Tubing Roundtable
  • DOI: 10.2118/38406-MS

The static fatigue of brittle rock under uniaxial compression
journal, February 1974

  • Cruden, D. M.
  • International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, Vol. 11, Issue 2, p. 67-73
  • DOI: 10.1016/0148-9062(74)92650-3

Linear thermal expansion of granitic rocks: influence of apparent porosity, grain size and quartz content
journal, May 2004

  • Janio de Castro Lima, José; Paraguassú, Antenor Braga
  • Bulletin of Engineering Geology and the Environment, Vol. 63, Issue 3, p. 215-220
  • DOI: 10.1007/s10064-004-0233-x

Simulation of bulk-absorption thermal lensing in transmissive optics of gravitational waves detectors
journal, October 2003


Some mechanisms of microcrack growth and interaction in compressive rock failure
journal, June 1981

  • Dey, T. N.; Wang, Chi-Yuen
  • International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, Vol. 18, Issue 3, p. 199-209
  • DOI: 10.1016/0148-9062(81)90974-8

Flow structure and optical beam propagation in high-Reynolds-number gas-phase shear layers and jets
journal, April 2001

  • Dimotakis, P. E.; Catrakis, H. J.; Fourguette, D. C.
  • Journal of Fluid Mechanics, Vol. 433, p. 105-134
  • DOI: 10.1017/S0022112000003281

PDC Bit Selection Method Through the Analysis of Past Bit Performances
conference, October 1990

  • Dumans, Carlos Fernando Fontenelle; Maidla, Eric Edgar
  • SPE Latin America Petroleum Engineering Conference
  • DOI: 10.2118/21073-MS

Asymptotic analysis of crack interaction with free boundary
journal, February 2000

  • Dyskin, A. V.; Germanovich, L. N.; Ustinov, K. B.
  • International Journal of Solids and Structures, Vol. 37, Issue 6, p. 857-886
  • DOI: 10.1016/S0020-7683(99)00063-3

Porosity-permeability relationships in interlayered limestone-dolostone reservoirs
journal, January 2006

  • Ehrenberg, S. N.; Eberli, G. P.; Keramati, M.
  • AAPG Bulletin, Vol. 90, Issue 1, p. 91-114
  • DOI: 10.1306/08100505087

Wear characteristics of PDC pin and hybrid core bits in rock drilling
journal, September 1995


PDC Bit Selection Through Cost Prediction Estimates Using Crossplots and Sonic Log Data
conference, January 1993

  • Falcao, J. L.; Maidla, E. E.; Dumans, C. F.
  • SPE/IADC Drilling Conference
  • DOI: 10.2118/25733-MS

Separating Bit and Lithology Effects from Drilling Mechanics Data
conference, January 1988

  • Falconer, I. G.; Burgess, T. M.; Sheppard, M. C.
  • SPE/IADC Drilling Conference
  • DOI: 10.2118/17191-MS

Peak-power limits on fiber amplifiers imposed by self-focusing
journal, January 2006

  • Farrow, Roger L.; Kliner, Dahv A. V.; Hadley, G. Ronald
  • Optics Letters, Vol. 31, Issue 23, p. 3423-3425
  • DOI: 10.1364/OL.31.003423

A simple crack-extension criterion for time-dependent spallation
journal, April 1971


Natural fractures in the Barnett Shale and their importance for hydraulic fracture treatments
journal, April 2007

  • Gale, Julia F. W.; Reed, Robert M.; Holder, Jon
  • AAPG Bulletin, Vol. 91, Issue 4, p. 603-622
  • DOI: 10.1306/11010606061

PDC Bits: All Comes From the Cutter/Rock Interaction
conference, February 2006

  • Gerbaud, Laurent; Menand, Stephane; Sellami, Hedi
  • IADC/SPE Drilling Conference
  • DOI: 10.2118/98988-MS

Comparison of Specific Energy Between Drilling With High Power Lasers and Other Drilling Methods
conference, October 2002

  • Graves, Ramona M.; Araya, Anibal; Gahan, Brian C.
  • SPE Annual Technical Conference and Exhibition
  • DOI: 10.2118/77627-MS

StarWars Laser Technology Applied to Drilling and Completing Gas Wells
conference, January 1998

  • Graves, R. M.; O'Brien, D. G.
  • SPE Annual Technical Conference and Exhibition
  • DOI: 10.2118/49259-MS

Crack Arrest and Multiple Cracking in Glass Through the Use of Designed Residual Stress Profiles
journal, February 1999


Laboratory Measurement and Correction of Thermal Properties for Application to the Rock Mass
journal, November 2005

  • Gunn, D. A.; Jones, L. D.; Raines, M. G.
  • Geotechnical and Geological Engineering, Vol. 23, Issue 6, p. 773-791
  • DOI: 10.1007/s10706-003-3156-6

Chebyshev rational spectral and pseudospectral methods on a semi-infinite interval
journal, January 2001

  • Guo, Ben-yu; Shen, Jie; Wang, Zhong-qing
  • International Journal for Numerical Methods in Engineering, Vol. 53, Issue 1, p. 65-84
  • DOI: 10.1002/nme.392

Stress resistance parameters of brittle solids under laser/plasma pulse heating
journal, September 2000


Rock albedo and monitoring of thermal conditions in respect of weathering: some expected and some unexpected results
journal, June 2005

  • Hall, Kevin; Lindgren, B. Staffan; Jackson, Peter
  • Earth Surface Processes and Landforms, Vol. 30, Issue 7, p. 801-811
  • DOI: 10.1002/esp.1189

Shielding properties of laser-induced breakdown in water for pulse durations from 5 ns to 125 fs
journal, January 1997

  • Hammer, Daniel X.; Jansen, E. Duco; Frenz, Martin
  • Applied Optics, Vol. 36, Issue 22, p. 5630-5640
  • DOI: 10.1364/AO.36.005630

A Drilling Rate Model for Roller Cone Bits and Its Application
conference, January 2010

  • Hareland, Geir; Wu, Andrew; Rashidi, Behrad
  • International Oil and Gas Conference and Exhibition in China
  • DOI: 10.2118/129592-MS

Drag - Bit Model Including Wear
conference, April 1994

  • Hareland, G.; Rampersad, P. R.
  • SPE Latin America/Caribbean Petroleum Engineering Conference
  • DOI: 10.2118/26957-MS

Reservoir Characterization of the Frontier Tight Gas Sand, Green River Basin, Wyoming
conference, January 1991

  • Harrison, C. W.; Dutton, S. P.
  • Low Permeability Reservoirs Symposium
  • DOI: 10.2118/21879-MS

Waterjet-assisted rock cutting systems � the present state of the art
journal, July 1985

  • Hood, Michael
  • International Journal of Mining Engineering, Vol. 3, Issue 2, p. 91-111
  • DOI: 10.1007/BF00881623

VOLAN Interpretation and Application in the Bone Spring Formation (Leonard Series) in Southeastern New Mexico
conference, January 1984

  • Howard, A. D.; Fraga, J. A.
  • SPE Production Technology Symposium
  • DOI: 10.2118/13397-MS

Simultaneous Velocity and Concentration Measurements of a Turbulent Jet Mixing Flow
journal, October 2002


A dynamic damage growth model for uniaxial compressive response of rock aggregates
journal, May 2002


Intrinsic Length Scales in Tool-Rock Interaction
journal, January 2008


Mixed Mode Cracking in Layered Materials
book, January 1991


Study on rock-drilling using PDC bits for the prediction of torque and rate of penetration
journal, January 2009

  • Jadoun, R. S.
  • International Journal of Manufacturing Technology and Management, Vol. 17, Issue 4, Article No. 408
  • DOI: 10.1504/IJMTM.2009.023957

Development of underwater laser cutting technique for steel and zircaloy for nuclear applications
journal, December 2010


Rock excavation with laser assistance
journal, July 1976

  • Jurewicz, B. R.
  • International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, Vol. 13, Issue 7, p. 207-219
  • DOI: 10.1016/0148-9062(76)91695-8

Development of PDC Bits for Downhole Motors
report, January 1995


A model for non-linear rock deformation under compression due to sub-critical crack growth
journal, November 1991

  • Kemeny, J. M.
  • International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, Vol. 28, Issue 6, p. 459-467
  • DOI: 10.1016/0148-9062(91)91121-7

Measurement of the refractive index of liquids at 1.3 and 1.5 micron using a fibre optic Fresnel ratio meter
journal, July 2004


Flow Visualization and Characteristics of a Coaxial Jet with a Tabbed Annular Nozzle
journal, January 2006

  • Kiwata, Takahiro; Ishii, Takashi; Kimura, Shigeo
  • JSME International Journal Series B, Vol. 49, Issue 4, p. 906-913
  • DOI: 10.1299/jsmeb.49.906

Drilling a 2-inch in Diameter Hole in Granites Submerged in Water by CO2 Lasers
conference, January 2009

  • Kobayashi, Toshio; Kubo, Satoshi; Ichikawa, Makoto
  • SPE/IADC Drilling Conference and Exhibition
  • DOI: 10.2118/119914-MS

Design concept for optical fibers with enhanced SBS threshold
journal, January 2005

  • Kobyakov, Andrey; Kumar, Shiva; Chowdhury, Dipak Q.
  • Optics Express, Vol. 13, Issue 14, p. 5338-5346
  • DOI: 10.1364/OPEX.13.005338

Simulating and Designing Brillouin Gain Spectrum in Single-Mode Fibers
journal, February 2004

  • Koyamada, Y.; Sato, S.; Nakamura, S.
  • Journal of Lightwave Technology, Vol. 22, Issue 2, p. 631-639
  • DOI: 10.1109/JLT.2003.822007

A micromechanical damage model for concrete
journal, January 1986


Microcracks in rocks: A review
journal, December 1983


Investigation of Smaller-Footprint Drilling System; Ultra-High Rotary Speed Diamond Drilling Has Potential for Reduced Energy Requirements
conference, February 2006

  • Judzis, Arnis; Boucher, Marcel L.; McCammon, Jason B.
  • IADC/SPE Drilling Conference
  • DOI: 10.2118/99020-MS

Semianalytical Productivity Models for Perforated Completions
journal, February 1991

  • Karakas, Metin; Tariq, S. M.
  • SPE Production Engineering, Vol. 6, Issue 1, p. 73-82
  • DOI: 10.2118/18247-PA

Fluorescent dye penetrants applied to rock fractures
journal, March 1968

  • Gardner, R. D.; Pincus, H. J.
  • International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, Vol. 5, Issue 2, p. 155-156
  • DOI: 10.1016/0148-9062(68)90031-4

Demonstration of the Power of Inter-Disciplinary Integration to Beat Field Development Challenges in a Complex Brown Field - South Oman
conference, January 2010

  • Al-Belushi, Farah Ali; Lukmanov, Rinat B.; Al-Busaidi, Rashid Said
  • Abu Dhabi International Petroleum Exhibition and Conference
  • DOI: 10.2118/137154-MS