Oil recovery process
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United States of America Patent
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-
Aug 19, 1980
Grant Date -
N/A
app pub date -
Jan 25, 1979
filing date -
May 15, 1978
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The recovery of oil from a subterranean hydrocarbon-bearing reservoir by the injection thereinto of a mixture of carbon dioxide and sulfur dioxide which is miscible with the reservoir oil at pressure and temperature prevailing in the reservoir. For production a driving fluid is then injected to displace the zone and reservoir oil and fluids for recovery.
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