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

Thermal recovery of hydrocarbon from tar sands

Patent ·
OSTI ID:7325071
A method is described for the recovery of low API gravity viscous oils or bitumens from a subterranean formation by the injection of a mixture of an oxygen-containing gas and steam at a temperature of saturated steam at the pressure of the formation. 8 claims.
Assignee:
Texaco Exploration Canada Ltd.
Patent Number(s):
US 4006778
OSTI ID:
7325071
Country of Publication:
United States
Language:
English