Oil recovery process

Details Oil recovery process Oil recovery process

1979-01-25

1980-08-19

Novosad, Stephen J.

Wells

Processes

With indicating, testing, measuring or locating

166273, 166274, E21B 4322

Patent

active

042179556

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.

REFERENCES:
patent: 2875830 (1959-03-01), Martin
patent: 2968350 (1961-01-01), Slobod et al.
patent: 3003554 (1961-10-01), Craig, Jr. et al.
patent: 3096821 (1963-07-01), Dyes
patent: 3120262 (1964-02-01), Archer
patent: 3249157 (1966-05-01), Brigham et al.
patent: 3353597 (1967-11-01), Mulder
patent: 3354953 (1967-11-01), Morse
patent: 3532165 (1970-10-01), Raifsnider
patent: 3661208 (1972-05-01), Scott et al.
patent: 3811501 (1974-05-01), Burnett et al.

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