Process for separating and recovering halocarbons from mixtures

Details Process for separating and recovering halocarbons from mixtures Process for separating and recovering halocarbons from mixtures

1994-03-21

1995-10-10

Drodge, Joseph W.

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

210651, 210653, 203 75, 95 45, B01D 5322

Patent

active

054568412

ABSTRACT:
A process is disclosed for separating components of an azeotropic or azeotrope-like mixture containing only organic compounds at least one of which compound is a halocarbon comprising contacting said azeotropic or azeotrope-like mixture with a semipermeable membrane to form at least one exit stream having an increased concentration of at least one component and at least one other exit stream having an increased concentration of at least one other component of the azeotropic or azeotrope-like mixture and, thereafter, recovering at least one exit stream.

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patent: 4756835 (1988-07-01), Willson
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patent: 5064447 (1991-11-01), Lee
patent: 5196616 (1993-03-01), Lee et al.
patent: 5282968 (1994-02-01), Lee

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