Liquid purification or separation – Filter – Supported – shaped or superimposed formed mediums
Patent
1984-04-23
1990-11-13
Spear, Frank
Liquid purification or separation
Filter
Supported, shaped or superimposed formed mediums
21050036, 264 22, B01D 6912
Patent
active
049699989
ABSTRACT:
A composite semipermeable membrane is provided comprised of:
REFERENCES:
patent: 3225107 (1965-12-01), Kirkland et al.
patent: 4280970 (1981-07-01), Kesting
Spear Frank
W. L. Gore & Associates, Inc.
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