In situ combustion technique
United States Patent 3007520
US Patent References:
Method of recovering hydrocarbons
- - 2382471
Recovery by combustion of petroleum oil from partially depleted subterranean reservoirs
- - 2722277
Oil recovery by underground combustion
- - 2793696
Recovery of petroleum oil from partially depleted subterranean reservoirs
- - 2804146
Heavy oil recovery
- - 2901043
Method of recovering hydrocarbons
- - 2382471
Recovery by combustion of petroleum oil from partially depleted subterranean reservoirs
- - 2722277
Oil recovery by underground combustion
- - 2793696
Recovery of petroleum oil from partially depleted subterranean reservoirs
- - 2804146
Heavy oil recovery
- - 2901043
Inventors:
Frey, Frederick E.
Publication Date:
11/07/1961
View Patent Images:
Export Citation:
Assignee:
PHILLIPS PETROLEUM CO
Primary Class:
Other Classes:
166/245
International Classes:
E21B43/243; E21B43/16