Liquid purification or separation – Adjuncts
Patent
1991-06-17
1992-05-12
Sever, Frank
Liquid purification or separation
Adjuncts
210542, 422101, 435311, B01D 6120
Patent
active
051124882
ABSTRACT:
The instant invention provides a support apparatus for a filter membrane which comprises a central porous support section and a peripheral support section, said central porous support section adapted to support a central portion of a filter membrane and said peripheral support section adapted to support a peripheral portion of a filter membrane, a base support for said central support section and said peripheral support section, and means to separate said central porous support section from said peripheral support action thereby to separate said peripheral portion of said filter membrane from said peripheral support section.
REFERENCES:
patent: 4317726 (1982-03-01), Shepel
Cook Paul J.
Karnakis Andrew T.
Millipore Corporation
Sever Frank
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