Coiled filter strip with upstream and downstream butt ends

Details Coiled filter strip with upstream and downstream butt ends Coiled filter strip with upstream and downstream butt ends

1992-12-28

1994-05-31

Dawson, Robert A.

Liquid purification or separation

Filter

With residue removing means or agitation of liquid

2104971, 210488, 55242, 55498, 55520, B01D 2707

Patent

active

053166760

ABSTRACT:
A filter element comprising at least one coiled filter strip defining first and second butt ends, one of the butt ends being arranged to define an upstream surface during normal filtering operation, receiving fluid to be filtered, and the other of the butt ends being arranged to define a downstream surface during normal filtering operation, through which filtered fluid leaves the coiled strip.

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