Method for reducing the viscosity of aqueous fluid

Details Method for reducing the viscosity of aqueous fluid Method for reducing the viscosity of aqueous fluid

1989-06-22

1990-07-17

Suchfield, George A.

Wells

Processes

Placing fluid into the formation

166308, 252 8551, 2523153, E21B 4326

Patent

active

049415379

ABSTRACT:
The viscosity of aqueous fluids thickened with a tertiary amino polygalactomannan is reduced by the addition of an alkali metal or alkaline earth metal salt of hypochlorous acid, or a chlorinated isocyanurate.

REFERENCES:
patent: 3498912 (1970-03-01), Kieper et al.
patent: 3808195 (1974-04-01), Shelso et al.
patent: 4169798 (1979-10-01), DeMartino
patent: 4202795 (1980-05-01), Burnham et al.
patent: 4552674 (1985-11-01), Brown et al.
patent: 4610795 (1986-09-01), Norris et al.
patent: 4647385 (1987-03-01), Williams et al.
patent: 4701247 (1987-10-01), Kalnins et al.
patent: 4741401 (1988-05-01), Walles et al.

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