Liquid purification or separation – Processes – Separating
Patent
1988-01-22
1989-07-25
Spear, Frank
Liquid purification or separation
Processes
Separating
210350, 210411, B01D 2908
Patent
active
048511366
ABSTRACT:
The invention relates to a method of and an apparatus for filtering a medium. The apparatus has a filter housing and a supporting means located within the filter housing. A plurality of fiber bundles are attached to the supporting means and extend within the filter housing in direction between an inlet and an outlet. A flexible waterproof membrane is provided within the filter housing to constitute a pressure chamber. When pressurized during the filtration process, the membrane presses the plurality of fiber bundles to form a frustrum-like filter chamber. The medium becomes filtered as it passes through the frustum-like filter chamber.
REFERENCES:
patent: 3180825 (1965-04-01), Couvreur et al.
patent: 4219420 (1980-08-01), Muller
Fanqing Liu
Jixian Yao
Junwen Li
Dongbei Power College
Spear Frank
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