Fluid filter

Details Fluid filter Fluid filter

1988-03-03

1989-01-31

Fisher, Richard V.

Liquid purification or separation

Filter

Receptacle and modified spacing surface or support for...

210457, 210487, 55497, 55500, B01D 2704, B01D 2706

Patent

active

RE0328510

ABSTRACT:
An improved fluid filter element and a filter medium therefor include a rigid core having a coupling member attached at each end for absorbing axial stress. A filter medium includes a plurality of pockets and first and second neck portions sealingly attached to said coupling member.

REFERENCES:
patent: 1738114 (1929-12-01), Olson
patent: 1909308 (1933-05-01), Nugent
patent: 1918980 (1933-07-01), Nugent
patent: 1989306 (1935-01-01), Beatty
patent: 3056504 (1962-10-01), LaVallee
patent: 3202284 (1965-08-01), Wade
patent: 3486626 (1969-12-01), Close
patent: 3522886 (1970-08-01), Edmiston et al.
patent: 3633753 (1972-01-01), Petitjean
patent: 3633757 (1972-01-01), Moderne

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