Method of and apparatus for washing and cleaning membrane filtra

Details Method of and apparatus for washing and cleaning membrane filtra Method of and apparatus for washing and cleaning membrane filtra

1980-07-01

1982-11-30

Spear, Jr., Frank A.

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

210652, 2101952, 210409, 2104332, B01D 3100, B01D 1300

Patent

active

043614850

ABSTRACT:
Method of and apparatus for washing and cleaning membranes of a plurality of membrane filtration units aligned in series, each unit being part of a circuit provided with a recirculation pump, each circuit being provided with an inlet and an outlet. Washing liquid is supplied to the circuits in an amount exceeding the predetermined capacity of the recirculation pump.

REFERENCES:
patent: 3498910 (1970-03-01), Mendelson
patent: 3819513 (1974-06-01), Ishii, et al.
patent: 3846295 (1974-11-01), Gibbs
patent: 4200533 (1980-04-01), Gappis et al.
McCutchan et al., "Osmosis at Coalinge, Calif.," Presented at Annual Conf., San Diego 5-22-69, from JAWWA, pp. 347-353.

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