Fluid filter with internal spacer

Details Fluid filter with internal spacer Fluid filter with internal spacer

1985-08-08

1989-02-14

Fisher, Richard V.

Liquid purification or separation

Structural installation

Closed circulating system

210316, 210489, 2104165, 55501, B01D 3502

Patent

active

048044660

ABSTRACT:
In a fluid filter having a filter medium comprising upper and lower layers defining therebetween a fluid receiving space into which the fluid to be filtered is introduced, a spacer is positioned between those layers in order positively to hold them apart, thereby significantly to increase the filtering capacity of the filter unit.

REFERENCES:
patent: 1989795 (1935-02-01), Fellows
patent: 2966269 (1960-12-01), Allen
patent: 3371793 (1968-03-01), Fowler
patent: 3493119 (1970-02-01), Allen
patent: 3735871 (1973-05-01), Bisko
patent: 3784011 (1974-01-01), Ward
patent: 3971722 (1976-07-01), Radford
patent: 4052318 (1977-10-01), Krebs
patent: 4136011 (1979-01-01), Joseph et aL.
patent: 4234428 (1980-11-01), Schnell
patent: 4264443 (1981-04-01), Anderson
patent: 4352737 (1982-10-01), Taniguchi
patent: 4387023 (1983-06-01), Napier
patent: 4402827 (1983-09-01), Joseph

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