Method for separating emulsions

Details Method for separating emulsions Method for separating emulsions

2011-03-29

2011-03-29

Griffin, Walter D (Department: 1774)

Liquid purification or separation

Processes

Utilizing electrical or wave energy directly applied to...

C516S194000, C422S021000

Reexamination Certificate

active

07914688

ABSTRACT:
A method for breaking an emulsion of an ionic liquid which is a salt that is in the liquid state at a temperature below 1500 C, and an oil, comprising the steps of (a) irradiating the emulsion with microwave radiation; (b) separating the emulsion into an ionic liquid phase and an oil phase; and (c) recovering at least one of the phases.

REFERENCES:
patent: 4582629 (1986-04-01), Wolf
patent: 6077400 (2000-06-01), Kartchner
patent: 2003/0157351 (2003-08-01), Swatloski et al.
International Search Report mailed Aug. 2, 2006.
Written Opinion of the International Searching Authority dated Aug. 2, 2006.

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