Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1975-11-18
1977-06-28
Spear, Jr., Frank A.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
210500M, 427245, B01D 3100, B01D 1300
Patent
active
040324400
ABSTRACT:
A semipermeable composite membrane is prepared by glow discharge polymerization of a combination of an organic monomer and an inorganic monomer in the presence of a porous support, the polymerization resulting in deposition of a thin film of copolymer on the surface of the support.
REFERENCES:
patent: 3775308 (1973-11-01), Yasuda
patent: 3847652 (1974-11-01), Fletcher et al.
Brown William S.
Gardiner Donald A.
Sadowski David R.
Spear, Jr. Frank A.
The United States of America as represented by the Secretary of
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