Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Patent
1991-03-29
1992-09-15
Spear, Frank
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
210490, 21050034, 427245, B01D 6100
Patent
active
051475537
ABSTRACT:
Apparatus and process for separating a fluid mixture into less permeable and more permeable fractions employing novel selectively permeable barriers comprised of a porous, emulsion treated substrate and a non-porous selectively permeable barrier layer thereon.
REFERENCES:
patent: 3615024 (1971-10-01), Michaels
patent: 3859421 (1975-01-01), Hucke
patent: 4200538 (1980-04-01), Seita et al.
patent: 4302308 (1981-11-01), Keritsis
patent: 4737325 (1988-04-01), Kamiyama et al.
Ionics Incorporated
Saliba Norman E.
Spear Frank
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