Tubular membrane ultrafiltration module

Details Tubular membrane ultrafiltration module Tubular membrane ultrafiltration module

1983-02-22

1987-11-17

Sadowski, David

Liquid purification or separation

Filter

Divided filtered, and unfiltered liquid passages

B01D 1300

Patent

active

047072610

ABSTRACT:
An improved tubular membrane filtration module comprising an outer cylinder and a plurality of water permeable non-woven fabric pipes formed on the inside thereof, said non-woven fabric pipes being inserted into the outer cylinder in a closely bundled state, the spaces between the fabric pipes and the outer cylinder at each end thereof being filled with hardened synthetic resin to fix and seal the assembly and wherein the ends of the non-woven fabric pipes are coated with a resin such that the inside coating of resin at the end of the fabric pipes is less than that on the inside thereof.

REFERENCES:
patent: 3367504 (1968-02-01), Westmoreland
patent: 3457170 (1969-07-01), Havens
patent: 3462362 (1969-08-01), Kollsman
patent: 3643805 (1972-02-01), Hoffman
patent: 3746591 (1973-07-01), Banfield
patent: 3773181 (1973-11-01), Calderwood et al.
patent: 3834545 (1974-09-01), Del Pico et al.
patent: 3966616 (1976-06-01), Bray
patent: 4016078 (1977-04-01), Clark

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