Multipurpose aqueous foamer

Details Multipurpose aqueous foamer Multipurpose aqueous foamer

1987-09-04

1989-01-10

Suchfield, George A.

Wells

Processes

Placing fluid into the formation

166309, 166312, 252 8551, 252 8552, 252355, 252357, 524268, E21B 3700, E21B 4326

Patent

active

047967021

ABSTRACT:
The invention provides a surfactant mixture, comprising a zwitterionic surfactant, a nonionic surfactant and a cationic surfactant, which forms a foamable liquid composition upon addition to aqueous media including fresh water, brines, acids and water/alcohol mixtures. The foams prepared from the foamable liquid composition have utility as fracturing fluids and well cleaning fluids.

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patent: 4431789 (1984-02-01), Okazaki et al.
patent: 4450091 (1984-05-01), Schmolka
patent: 4681165 (1987-07-01), Bannister

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