Secondary recovery by miscible vertical drive

Details Secondary recovery by miscible vertical drive Secondary recovery by miscible vertical drive

1971-09-30

1976-05-04

Abbott, Frank L.

Wells

Processes

Distinct, separate injection and producing wells

E21B 4324

Patent

active

039541398

ABSTRACT:
A method for recovering oil by injecting a miscible fluid to drive the oil vertically downward to the producing wells wherein the injected miscible fluid is heated so that it has a temperature equal to or greater than normal reservoir fluid temperature.

REFERENCES:
patent: 3135326 (1964-05-01), Santee
patent: 3351132 (1967-11-01), Dougan et al.
patent: 3386508 (1968-05-01), Bielstein et al.
patent: 3412794 (1968-11-01), Craighead
patent: 3439743 (1969-04-01), Wyllie
patent: 3524504 (1970-08-01), Allen
patent: 3608638 (1971-09-01), Terwilliger

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