Methods and additives for delaying the release of chemicals in a

Details Methods and additives for delaying the release of chemicals in a Methods and additives for delaying the release of chemicals in a

1978-09-28

1980-05-13

Padgett, Benjamin R.

Compositions

Preservative agents

Anti-corrosion

252331, 252358, 252 855R, 166308, B01D 1704

Patent

active

042027950

ABSTRACT:
Methods and additives are provided for bringing about the delayed release of a chemical such as a gel breaker or demulsifier in an aqueous fluid. The additives are pelletized solids comprised of the chemical to be released, a hydratable gelling agent and a breaker for the gel produced by the gelling agent when hydrated.

REFERENCES:
patent: 2970959 (1961-02-01), Jones
patent: 3076508 (1963-02-01), Lissant
patent: 4033415 (1977-07-01), Holtmyer et al.

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