Fracturing fluid with encapsulated breaker

Earth boring – well treating – and oil field chemistry – Well treating – Contains organic component

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Details

507260, 507261, 507265, E21B 4326

Patent

active

055917003

ABSTRACT:
An aqueous fracturing fluid composition and method for fracturing subterranean formations penetrated by a well bore wherein the fracturing fluid comprises a viscosity breaker that comprises a surfactant and a breaker which is solid at ambient surface conditions and dissolves at temperatures in the formation.

REFERENCES:
patent: 4451387 (1984-05-01), Tai
patent: 4770796 (1988-09-01), Jacobs
patent: 4919209 (1990-04-01), King
patent: 5102558 (1992-04-01), McDougall et al.
patent: 5102559 (1992-04-01), McDougall et al.
patent: 5110486 (1992-05-01), Manalastas et al.
patent: 5164099 (1992-11-01), Gupta et al.

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