Liquid purification or separation – Filter – With movable means to compress medium
Patent
1981-07-18
1983-08-30
Spear, Jr., Frank A.
Liquid purification or separation
Filter
With movable means to compress medium
2104332, 210927, B01D 3100
Patent
active
044015666
ABSTRACT:
A body fluid-filtering device includes a housing provided with a body fluid inlet, a filtrate outlet and a filtration residue outlet, and a filtering means disposed in the housing and including first and second filtering elements alternately superposed on each other with a space therebetween. The first and second filtering elements are each formed of a meshed core material and filtering membranes which cover both sides of the core. The core material of the first filtering element has openings of 700 to 1300 microns, and the core material of the second filtering element has openings of 300 microns or less.
REFERENCES:
patent: 2666529 (1954-01-01), Landmer
patent: 2686154 (1954-08-01), MacNeill
patent: 2850168 (1958-09-01), Nostrand
patent: 4234428 (1980-11-01), Schnell
Igari Akira
Murakami Tsutomu
Spear, Jr. Frank A.
Terumo Corporation
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