Oil recovery by quenched in situ combustion

Details Oil recovery by quenched in situ combustion Oil recovery by quenched in situ combustion

1986-12-29

1988-03-08

Novosad, Stephen J.

Wells

Processes

In situ combustion

E21B 43243

Patent

active

047294310

ABSTRACT:
The invention is an in situ combustion method wherein a combustion front is quenched by the injection of water and reignited after quenching by the injection of an oxygen-containing gas and any necessary heat. The quenching of the combustion drive is repeated several times.

REFERENCES:
patent: 3024841 (1962-03-01), Willman
patent: 3064728 (1962-11-01), Gould
patent: 3163216 (1964-12-01), Grekel
patent: 3376929 (1968-04-01), Hagedorn
patent: 3448807 (1969-06-01), Strickland, Jr.
patent: 4436344 (1984-03-01), Forgac et al.
patent: 4532991 (1985-08-01), Hoekstro et al.

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