Method for fracturing subterranean formations

Details Method for fracturing subterranean formations Method for fracturing subterranean formations

1984-09-26

1985-11-19

Suchfield, George A.

Wells

Processes

Placing fluid into the formation

252 855R, E21B 43267

Patent

active

045536015

ABSTRACT:
The present invention relates to a thermally stable crosslinked gel fracturing fluid for use in the treatment of subterranean formations penetrated by a well bore. The fracturing fluid comprises an aqueous liquid, a gelling agent comprising a selected modified cellulose ether, a crosslinking agent and any additional additives that may be present. The fracturing fluid is thermally stable under shear at temperatures in excess of about 200.degree. F.

REFERENCES:
patent: 3417820 (1968-12-01), Epler et al.
patent: 3446795 (1969-05-01), Boudreaux et al.
patent: 3483121 (1969-12-01), Jordan
patent: 3741894 (1973-06-01), Storfer
patent: 3765488 (1973-10-01), Pence, Jr.
patent: 3954626 (1976-05-01), Greminger, Jr. et al.
patent: 4350601 (1982-09-01), Mosier et al.
patent: 4502967 (1985-03-01), Conway

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