Liquid purification or separation – Processes – Separating
Patent
1979-08-13
1981-03-24
Granger, Theodore A.
Liquid purification or separation
Processes
Separating
210DIG15, 210 97, 210138, 210232, 210408, 210413, 366 87, 425197, 425199, B01D 2324
Patent
active
042579015
ABSTRACT:
A filter assembly for an extrusion apparatus comprises a stationary filter having a flat, hard surface and slidable means having a plurality of apertures for both accumulating filtered debris and cleaning the filter surface when the debris is removed by sliding a clogged slide aperture out of position while replacing it with a clean aperture.
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Granger Theodore A.
Spivak J. F.
Western Electric Co. Inc.
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