Demulsifier for produced oil-in-water emulsions containing spent

Details Demulsifier for produced oil-in-water emulsions containing spent Demulsifier for produced oil-in-water emulsions containing spent

1979-10-26

1983-09-06

Barr, Josephine

Compositions

Preservative agents

Anti-corrosion

252358, 252340, 252 855D, 252 855C, B01D 1704

Patent

active

044028571

ABSTRACT:
Stable oil-in-water emulsions in produced fluids from wells undergoing acidization treatments are demulsified by treatment of the produced fluids with a long chain carboxylic acid ester of a polyhydric alcohol such as sorbitan monolaurate, surbitan monopalmitate or sorbitan monooleate as a demulsification agent.

REFERENCES:
patent: 2923687 (1960-02-01), Jursich
patent: 3098827 (1963-07-01), Kirkpatrick et al.
patent: 3110682 (1963-11-01), Groote
patent: 3682990 (1972-08-01), Schoen et al.
patent: 3873452 (1975-03-01), Donham
patent: 3907701 (1975-09-01), Liebold et al.
patent: 4089803 (1978-05-01), Bessler
patent: 4098692 (1978-07-01), Baker et al.
patent: 4117031 (1978-09-01), Macenka et al.
patent: 4120815 (1978-10-01), Raman
patent: 4175054 (1979-11-01), Sait
"Emulsions & Socems" Egloff et al., 1941 pp. 285-286.
McClutcheons "Detergents & Emulsifiers" 1973, p. 154.

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