Electrolysis: processes – compositions used therein – and methods – Electrolytic material treatment – Gas – vapor – or critical fluid
Patent
1998-11-13
2000-11-21
Phasge, Arun S.
Electrolysis: processes, compositions used therein, and methods
Electrolytic material treatment
Gas, vapor, or critical fluid
205634, 205770, B01D 5300
Patent
active
061497983
ABSTRACT:
The invention concerns a method for decreasing the oxygen content of the atmosphere above photographic processing baths. The method comprises using a solid electrolyte which is a compound of bismuth, vanadium or another transition metal. The oxidation in air is thus minimized and the life of the bath is extended.
REFERENCES:
patent: 5007992 (1991-04-01), Weber
Boivin Jean-Claude F.
Mairesse Gaetan J.
Martin Didier J.
Nowogrocki Guy J.
Poncelet Olivier J.
Eastman Kodak Company
Phasge Arun S,.
Tucker J. Lanny
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