Oil recovery with water containing carbonate salt, CO.sub.2, and

Details Oil recovery with water containing carbonate salt, CO.sub.2, and Oil recovery with water containing carbonate salt, CO.sub.2, and

1986-11-07

1988-03-29

Suchfield, George A.

Wells

Processes

Distinct, separate injection and producing wells

166275, 252 8554, E21B 4322

Patent

active

047337273

ABSTRACT:
In displacing oil by injecting CO.sub.2, water and surfactant at high pressure, surfactant loss by adsorption is reduced by including alkali metal carbonate or bicarbonate salt in the injected water to increase the pH of the solution at the conditions encountered in the reservoir.

REFERENCES:
patent: 3414053 (1968-12-01), Treiber et al.
patent: 3469630 (1969-09-01), Hurd et al.
patent: 3498379 (1970-03-01), Murphy
patent: 4044831 (1977-08-01), Allen
patent: 4058467 (1977-11-01), Sias
patent: 4441555 (1984-04-01), Shu
patent: 4493371 (1985-01-01), Reisberg et al.
patent: 4502538 (1985-03-01), Wellington et al.
patent: 4610304 (1986-09-01), Doscher

Affiliated with

Also associated with

Rating

Oil recovery with water containing carbonate salt, CO.sub.2, and does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Oil recovery with water containing carbonate salt, CO.sub.2, and, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Oil recovery with water containing carbonate salt, CO.sub.2, and will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1084350