Gellable aqueous compositions and its use in enhanced petroleum

Details Gellable aqueous compositions and its use in enhanced petroleum Gellable aqueous compositions and its use in enhanced petroleum

1991-08-26

1992-07-21

Suchfield, George A.

Wells

Processes

Cementing, plugging or consolidating

166270, 166300, 252 8551, 523130, E21B 35138

Patent

active

051314690

ABSTRACT:
A gellable aqueous compositions able to reduce the permeability of high-permeability zones in an oil reservoir is a aqueous solution containing metered quantities of:

REFERENCES:
patent: 3978928 (1976-09-01), Clampitt
patent: 4606407 (1986-08-01), Shu
patent: 4657081 (1987-04-01), Hodge
patent: 4706754 (1987-11-01), Smith
patent: 4722397 (1988-02-01), Sydansk et al.
patent: 4723605 (1988-02-01), Sydansk
patent: 4917186 (1990-04-01), Mumallah
Lockhart, Spe Internat. Symp. On Oilfield Chem., Paper No. Spe 20998, Anaheim, Calif., Feb. 20-22, 1991.

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