Method for cleaning semipermeable membranes

Details Method for cleaning semipermeable membranes Method for cleaning semipermeable membranes

1974-06-21

1976-02-24

Spear, Jr., Frank A.

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

210433M, 134 34, B01D 2324, B03B 300, B08B 300

Patent

active

039403360

ABSTRACT:
Mud, slime, precipitated particles and other foreign matter are removed from the surface of a semipermeable membrane used in a membrane process system by flushing, preferably with the membrane in place in its cartridge or container, with water of purity greater than 1 megohm resistivity.

REFERENCES:
patent: 3654148 (1972-04-01), Bradley
Reverse Osmosis Applications, B. Leightell, Chemical & Process Engineering, June, 1971, pp. 79-80.

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