Method of recovering oil

Details Method of recovering oil Method of recovering oil

1985-12-06

1987-06-30

Novosad, Stephen J.

Wells

Processes

Distinct, separate injection and producing wells

E21B 4316

Patent

active

046763147

ABSTRACT:
A method of recovering oil from an underground accumulation of oil. The method comprises introducing into the top of the accumulation of oil a gas whereby oil is forced from the accumulation to a well. In particular, oil in recesses opening downwardly is forced downwardly by the gas to leave the recess and migrate to the well.

REFERENCES:
patent: 2725106 (1955-11-01), Spearow
patent: 2754911 (1956-07-01), Spearow
patent: 3123134 (1964-03-01), Kyte et al.
patent: 3500914 (1970-03-01), Petteway
patent: 4161047 (1979-07-01), Riley
Squires, "Transparent Model of Reservoir Showing Displacement of Oil by Conjoint Use of Gas and Water", World Oil, Oct. 1947, pp. 145-148.

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