Process for the extraction of crude oil

Details Process for the extraction of crude oil Process for the extraction of crude oil

1995-09-25

1997-05-20

Suchfield, George A.

Wells

Processes

Distinct, separate injection and producing wells

1663051, 507233, 507234, E21B 4322

Patent

active

056304749

ABSTRACT:
In the process of the present invention, crude oil is extracted from crude oil-containing deposits with the aid of an emulsion containing the components
(A) 100 parts by weight of organopolysiloxane
(B) 10 to 100 parts by weight of surfactant and
(C) water.

REFERENCES:
patent: 3634305 (1972-01-01), Johnson et al.
patent: 3700031 (1972-10-01), Germer, Jr. et al.
patent: 4146499 (1979-03-01), Rosano
patent: 4197912 (1980-04-01), Barnhouse
patent: 4230182 (1980-10-01), Bousaid
patent: 4296812 (1981-10-01), Kalfoglou
patent: 4381241 (1983-04-01), Romenesko et al.
patent: 4472291 (1984-09-01), Rosano
patent: 4603738 (1986-08-01), Oberkirch et al.
patent: 4828029 (1989-05-01), Irani
English Derwent abstract AN 93-098785.
English Derwent abstract AN 92-290721.

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