Selective steam foam soak oil recovery process
Patent
·
OSTI ID:6355988
In a steam soak oil recovery process in a heavy oil reservoir which is susceptible to gravity override, improved results are obtained by injecting the steam in the form of a steam-foam-forming mixture which has a chemical selectivity for being more mobile within the reservoir in contact with the reservoir oil than in the absence of that oil.
- Assignee:
- Shell Oil Co.
- Patent Number(s):
- US 4532993
- OSTI ID:
- 6355988
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
04 OIL SHALES AND TAR SANDS
040401* -- Oil Shales & Tar Sands-- In Situ Methods
True & Modified
BITUMINOUS MATERIALS
CARBONACEOUS MATERIALS
CHEMICAL PROPERTIES
DISPLACEMENT FLUIDS
ENERGY SOURCES
ENHANCED RECOVERY
EQUIPMENT
FIELD PRODUCTION EQUIPMENT
FLUID INJECTION
FLUID INJECTION PROCESSES
FLUIDS
FOSSIL FUELS
FUELS
MATERIALS
OIL SANDS
OIL WELLS
RECOVERY
STEAM INJECTION
STEAM SOAK PROCESSES
THERMAL RECOVERY
WELL INJECTION EQUIPMENT
WELLS
040401* -- Oil Shales & Tar Sands-- In Situ Methods
True & Modified
BITUMINOUS MATERIALS
CARBONACEOUS MATERIALS
CHEMICAL PROPERTIES
DISPLACEMENT FLUIDS
ENERGY SOURCES
ENHANCED RECOVERY
EQUIPMENT
FIELD PRODUCTION EQUIPMENT
FLUID INJECTION
FLUID INJECTION PROCESSES
FLUIDS
FOSSIL FUELS
FUELS
MATERIALS
OIL SANDS
OIL WELLS
RECOVERY
STEAM INJECTION
STEAM SOAK PROCESSES
THERMAL RECOVERY
WELL INJECTION EQUIPMENT
WELLS