Method of treating subterranean formations using a non-damaging

Details Method of treating subterranean formations using a non-damaging Method of treating subterranean formations using a non-damaging

1990-02-02

1991-04-16

Suchfield, George A.

Wells

Processes

Chemical inter-reaction of two or more introduced materials

166308, 252 8551, E21B 43267

Patent

active

050074814

ABSTRACT:
Subterranean formations are fractured by use of an aqueous fracturing fluid containing an effective amount of a copolymer of acrylamide and potassium acrylate crosslinked with a titanium or zirconium compounds. The fracturing fluid also contains an oxidative gel breaker. The method is particularly suited for treatment of deep, high temperature formations.

REFERENCES:
patent: 3816151 (1974-06-01), Podlas
patent: 3938594 (1976-02-01), Rhudy et al.
patent: 4137182 (1979-01-01), Golinkin
patent: 4210206 (1980-07-01), Ely et al.
patent: 4541935 (1985-09-01), Constien et al.
patent: 4741401 (1988-05-01), Walles et al.

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