Method of eliminating the influence of surfactants on the separa

Details Method of eliminating the influence of surfactants on the separa Method of eliminating the influence of surfactants on the separa

1978-04-14

1979-04-24

Adee, John

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

210 40, 210 49, B01D 1104

Patent

active

041510763

ABSTRACT:
The invention relates to a method wherein dissolved materials are removed from an aqueous solution by means of a liquid extraction comprising an extraction step and a re-extraction step, the essential features of the method being that the extraction step is performed in the presence of surfactants and that the surfactants are removed in connection with the re-extraction step.

REFERENCES:
patent: 3247104 (1966-04-01), Sako et al.
patent: 3694355 (1972-09-01), Visser et al.
patent: 3905901 (1975-09-01), Tribellini
patent: 3996140 (1976-12-01), Josefsson et al.
patent: 4061564 (1977-12-01), Schepper et al.

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