Breaker system for hydraulic fracturing fluids

Details Breaker system for hydraulic fracturing fluids Breaker system for hydraulic fracturing fluids

1981-02-02

1983-05-03

Guynn, Herbert B.

Compositions

Leather or fur treating

166308, E21B 4326

Patent

active

043820034

ABSTRACT:
Aqueous compositions having properties making them suitable for use as a hydraulic fracturing fluids are disclosed. These compositions comprise (a) an uncrosslinked aqueous polysaccharide solution, and (b) a 4,4'-thiodiphenol. Ingredient (b) acts as a "breaker" and causes the composition to lose viscosity at a controlled rate.

REFERENCES:
patent: 3960736 (1976-06-01), Free et al.
patent: 4169798 (1979-10-01), DeMartino
patent: 4202795 (1980-05-01), Burnham et al.
patent: 4250044 (1981-02-01), Hinkel

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