Liquid purification or separation – Casing divided by membrane into sections having inlet – Cylindrical membrane
Patent
1998-12-08
2000-12-05
Fortuna, Ana
Liquid purification or separation
Casing divided by membrane into sections having inlet
Cylindrical membrane
21032169, 2103218, 21032179, 210636, B01D 6304
Patent
active
061562009
ABSTRACT:
A method and apparatus for removing fouling materials from the surface of a plurality of porous membranes (9) arranged in a membrane module (4) by providing, from within the module, by means (10) other than gas passing through the pores of said membranes, gas bubbles in a uniform distribution relative to the porous membrane array such that the bubbles move past the surfaces of the membranes (9) to dislodge fouling materials therefrom. The membranes (9) are arranged in close proximity to one another and mounted to prevent excessive movement therebetween. The bubbles also produce vibration and rubbing together of the membranes to further assist removal of fouling materials.
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Beck Thomas W.
Johnson Warren T.
Kopp Clinton V.
McMahon Robert J.
Zha Fufang
Fortuna Ana
USF Filtration & Separations Group Inc.
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