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U.S. Department of Energy
Office of Scientific and Technical Information

Thermal recovery of hydrocarbons from tar sands

Patent ·
OSTI ID:7287841
A method for the recovery of low API gravity viscous oils or bitumen from a subterranean formation by the injection of steam followed by a mixture of an oxygen-containing gas and steam until an optimum amount of gas has been injected, followed by injection of steam alone.
Assignee:
Texaco Exploration Canada Ltd.
Patent Number(s):
US 4046195
OSTI ID:
7287841
Country of Publication:
United States
Language:
English