Liquid purification or separation – Filter – With central pervious tubular receiver
Patent
1996-07-19
1997-08-26
Savage, Matthew O.
Liquid purification or separation
Filter
With central pervious tubular receiver
210461, 210484, 210487, 2104932, B01D 2706
Patent
active
056607296
ABSTRACT:
The invention relates to a filter cartridge for a filter for filtering liquid or gaseous media comprising two front disks and a substantially hollow cylindrical filter member arranged inbetween the two front disks, with the medium to be filtered flowing through the filter member, with at least one of the front disks provided with a central aperture whereby the filter cartridge is axially mountable onto a medium inlet pipe or outlet pipe with at least one seal sealingly positioned inbetween, and wherein the filter cartridge is detachable from the pipe for replacement. The filter cartridge is designed as a replacement filter cartridge for replacing common filter cartridges having metal parts, wherein the filter consists of paper and/or cotton and/or felt and/or thermally usable plastic non-woven fabric, wherein the front disks and formed of thermally consumable plastic and the seal is formed of a flexible thermally consumable material.
REFERENCES:
patent: 3457339 (1969-07-01), Pall et al.
patent: 4521309 (1985-06-01), Pall
patent: 4536291 (1985-08-01), Hoffmann et al.
patent: 4956089 (1990-09-01), Hurst
patent: 5045192 (1991-09-01), Terhune
patent: 5211846 (1993-05-01), Kott et al.
patent: 5250179 (1993-10-01), Spearman
Ing. Walter Hengst GmbH & Co. KG
Savage Matthew O.
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