Heavy oil recovery
United States Patent 2901043
US Patent References:
Winning ammonium gas
- - 1494735
Underground exploitation of fuel deposits
- - 2497868
Thermal drive method for recovery of oil
- - 2584606
Method of recovering oil from oil shale
- - 2630307
Formation of zones of high permeability in low permeability formations
- - 2693854
Winning ammonium gas
- - 1494735
Underground exploitation of fuel deposits
- - 2497868
Thermal drive method for recovery of oil
- - 2584606
Method of recovering oil from oil shale
- - 2630307
Formation of zones of high permeability in low permeability formations
- - 2693854
Inventors:
Campion, Frank E.
Glass, Eugene D.
Morse, Richard A.
Glass, Eugene D.
Morse, Richard A.
Publication Date:
08/25/1959
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Assignee:
PAN AMERICAN PETROLEUM CORP
Primary Class:
Other Classes:
166/261, 166/258, 166/260
International Classes:
E21B43/243; E21B43/16
US Patent References: