Liquid purification or separation – Filter – Movable medium
Patent
1992-12-18
1994-07-05
Nessler, Cynthia L.
Liquid purification or separation
Filter
Movable medium
210450, 210499, 209270, B01D 33067
Patent
active
053264711
ABSTRACT:
The present invention relates to a screening device with a screening cartridge that consists of a cartridge frame and a flexible web of filter material that is stretched in the frame. In order to create a screening device in which both the screening cartridges as a whole as well as the filter cloth or the webs of filter material alone can be replaced very quickly and simply, the present invention proposes that the frame incorporate a groove that runs parallel to its periphery, the web of filter material being installed in the groove and held in place by means of a cord of elastic rubber material that is installed in the groove.
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Dorr-Oliver Incorporated
Nessler Cynthia L.
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