Water filter

Details Water filter Water filter

1986-04-07

1988-06-28

Cintins, Ivars

Liquid purification or separation

Particulate material type separator, e.g., ion exchange or...

Removable cartridge or hand-manipulated container

210490, 210506, 2105101, B01D 3920

Patent

active

047537280

ABSTRACT:
The specification discloses a double shell filter comprising an inner shell of bounded 80 to 400 U.S. mesh screen carbon particles and an outer shell of bonded 20 to 80 mesh screen carbon particles wherein the inner and outer particles are bonded internally to each other and the two shells are bonded together preferably by an ultra high molecular weight polymer binder having a melt index of less than about 1 gram per ten minutes as determined by ASTM D1238 at 190 degrees C. and 15 kilograms load.

REFERENCES:
patent: 3250397 (1966-05-01), Moltchan
patent: 3263812 (1966-08-01), Hartley
patent: 3439809 (1960-04-01), McPherren
patent: 3450632 (1969-06-01), Olson et al.
patent: 3474600 (1969-10-01), Tobias
patent: 3520417 (1970-07-01), Durr et al.
patent: 3556304 (1971-01-01), Collard
patent: 3595399 (1971-07-01), Aboa
patent: 3950251 (1976-04-01), Hiller

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