Electrolytic method of producing concentrated hydroxide solution

Details Electrolytic method of producing concentrated hydroxide solution Electrolytic method of producing concentrated hydroxide solution

1978-01-06

1979-04-03

Andrews, R. L.

Chemistry: electrical and wave energy

Processes and products

204128, C25B 126, C25B 116

Patent

active

041476000

ABSTRACT:
A method for economically producing a concentrated alkali metal hydroxide solution by electrolytic means is described. The method involves the tandem operation of diaphragm and membrane electrolytic cells. More particularly, the cell liquor from the diaphragm cell or cells is utilized in place of all or part of the water usually utilized in the catholyte compartment of the membrane cell or cells.

REFERENCES:
patent: 1441408 (1923-01-01), Dow et al.
patent: 3899403 (1975-08-01), Cook et al.
patent: 3933603 (1976-01-01), Ishida et al.
patent: 4057474 (1977-11-01), Kurtz et al.
patent: 4061550 (1977-12-01), Cook et al.

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