Dual media filter cartridge construction

Details Dual media filter cartridge construction Dual media filter cartridge construction

1995-06-07

1999-11-09

Popovics, Robert J.

Liquid purification or separation

Processes

Separating

21032186, 210489, 2104931, 2104934, 2104935, 210492, 210496, 21049701, 21050021, 21050027, 210448, B01D 2706

Patent

active

059807598

ABSTRACT:
A filter cartridge is provided which includes (a) a wound depth filter or a cylindrical seamless depth filter and (b) a pleated filter having a lower micron retention rating than the depth filter. The depth filter and pleated filter surround a central opening. The cartridge is sealed and an appropriate inlet or outlet is provided in order to assure sequential fluid flow first through the depth filter and then through the pleated filter.

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