Spacer element for guiding flowing medium

Details Spacer element for guiding flowing medium Spacer element for guiding flowing medium

1989-10-11

1991-12-03

Dawson, Robert A.

Liquid purification or separation

Casing divided by membrane into sections having inlet

Planar membrane

210346, 210488, 21050043, B01D 2939

Patent

active

050697897

ABSTRACT:
A spacer element for guiding flowing medium, especially for apparatus for separating the medium by reverse osmosis and ultrafiltration, with a respective filter element being accommodated between each two essentially plate-like spacer elements, about which the medium flows. The spacer element includes a plate member having a rim region in which is provided at least one passage for the flowing medium. The plate member has two oppositely disposed plate-like surfaces, on at least one of which are disposed a plurality of raised bosses that project from the surface, with the filter element resting on the bosses. The filter element is in the form of a diaphragm pad, with the medium flowing on both sides thereof.

REFERENCES:
patent: 3464562 (1969-09-01), Meyers et al.
patent: 3623610 (1971-11-01), Olsen et al.
patent: 3623614 (1971-11-01), Schmidt, Jr.
patent: 3971722 (1976-07-01), Radford
patent: 4234428 (1980-11-01), Schnell
patent: 4704207 (1987-11-01), Chu
patent: 4765915 (1988-08-01), Diehl
patent: 4832119 (1989-05-01), Bloor et al.

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