Liquid purification or separation – Filter – Material
Patent
1979-06-26
1981-04-28
Bashore, S. Leon
Liquid purification or separation
Filter
Material
156290, 428194, 428198, B01D 3916
Patent
active
042644470
ABSTRACT:
An ultrafiltration membrane assembly comprising an ultrafiltration membrane, a coarse fabric drainage mat and an impervious backing plate are heat sealed at the edges of the assembly.
REFERENCES:
patent: 2729010 (1956-01-01), Markus et al.
patent: 3993566 (1976-11-01), Goldberg et al.
patent: 4003777 (1977-01-01), Eddy
patent: 4120715 (1978-10-01), Ockwell et al.
Bashore S. Leon
Dorr-Oliver Incorporated
Kearns Burtsell J.
Lander Ferris H.
Snyder Harold M.
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