Particulate membrane ultrafiltration device

Details Particulate membrane ultrafiltration device Particulate membrane ultrafiltration device

1975-11-20

1977-11-29

Spear, Jr., Frank A.

Liquid purification or separation

Filter

Divided filtered, and unfiltered liquid passages

210500M, B01D 3100

Patent

active

040604888

ABSTRACT:
An ultrafiltration device which includes a porous support, one surface of which is coated with a membrane comprising at least two sizes of particles, one size being capable of passing through the pores and another size capable of passing into but not through the pores.

REFERENCES:
patent: 2635991 (1953-04-01), Briggs
patent: 3022187 (1962-02-01), Eyraud et al.
patent: 3158532 (1964-11-01), Pall et al.
patent: 3462362 (1969-08-01), Kollsman
patent: 3926799 (1975-12-01), Thomas et al.

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