Electrochemical process

Details Electrochemical process Electrochemical process

1996-04-04

1997-08-05

Phasge, Arun S.

Electrolysis: processes, compositions used therein, and methods

Electrolytic material treatment

Water, sewage, or other waste water

205758, 205759, 205770, 205494, C02F 1461

Patent

active

056538618

ABSTRACT:
The invention relates to a method of producing pulp comprising a step of forming green liquor containing alkali metal sulfide and alkali metal carbonate. The method further comprises a step of electrochemically treating the green liquor to oxidize at least part of the sulfide therein.

REFERENCES:
patent: 4337126 (1982-06-01), Gilligan, III et al.
patent: 5391267 (1995-02-01), Zoppi
patent: 5415751 (1995-05-01), Adachi et al.
"Some Ideas on Polysulfide Pulping", Emil Venemark, Nr 5, Mar. 15, 1964, pp. 157-166.

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