Methods for fracturing well formations

Details Methods for fracturing well formations Methods for fracturing well formations

1976-10-14

1977-07-05

Novosad, Stephen J.

Wells

Processes

Placing fluid into the formation

252 855R, E21B 4326

Patent

active

040334155

ABSTRACT:
The present invention relates to a crosslinked aqueous gel for fracturing and placing propping agents within subterranean formations, said gel having a viscosity in said formations greater than about 20,000 centipoises and having pumping characteristics in turbulent flow approaching those of water.

REFERENCES:
patent: 3445305 (1969-05-01), Lyerly
patent: 3485686 (1969-12-01), Jessop et al.
patent: 3523048 (1970-09-01), Hopler, Jr.
patent: 3617406 (1971-11-01), Young
patent: 3727687 (1973-04-01), Clampitt et al.
patent: 3727688 (1973-04-01), Clampitt
patent: 3740360 (1973-06-01), Nimerick
patent: 3757863 (1973-09-01), Clampitt et al.
patent: 3762476 (1973-10-01), Gall
patent: 3800872 (1974-04-01), Friedman
patent: 3926258 (1975-12-01), Hessert et al.

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