Filter system having multiple filter elements and backflushing a

Details Filter system having multiple filter elements and backflushing a Filter system having multiple filter elements and backflushing a

1990-02-18

1991-12-24

Dawson, Robert A.

Liquid purification or separation

Automatic control

21033301, 210334, 210346, 210411, 210413, 210486, B01D 2938

Patent

active

050749994

ABSTRACT:
A backflushable filter including a housing having an inlet coupled to an upstream fluid inlet and an outlet coupled to a downstream fluid outlet, a filter assembly including a plurality of cylindrical filters, defining an upstream surface communicating with the inlet and a downstream surface communicating with an axial hollow volume therein, the axial hollow volume communicating with the outlet, a backflushing assembly comprising a backflushing nozzle disposed in each axial hollow volume for backflushing engagement with each of the cylindrical filters at its downstream surface, and a backflush drain communicating with the upstream surface.

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