Fluid separation membranes

Details Fluid separation membranes Fluid separation membranes

1985-12-12

1987-08-18

Spear, Frank

Liquid purification or separation

Casing divided by membrane into sections having inlet

Energy recovery from treated liquid

55158, 21050023, 210640, G01D 1300

Patent

active

046875786

ABSTRACT:
Fluid separation membranes and modules containing the separation membranes are disclosed wherein the membranes have preselected portions having lower selectivity to the feed fluid mixture; thus permitting the fluid feed mixtures to permeate the membranes in controlled amounts for purposes of sweeping selected permeate fluid away from the non-feed membrane surface.

REFERENCES:
patent: 2833415 (1958-05-01), Wilkinson
patent: 2930754 (1960-03-01), Stuckey
patent: 3127341 (1964-03-01), Abeles
patent: 3228877 (1966-01-01), Mahon
patent: 3370708 (1968-02-01), Hultgren et al.
patent: 3503515 (1970-03-01), Tomsic
patent: 4098698 (1978-07-01), Lamothe
patent: 4234428 (1980-11-01), Schnell

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