Title:
RECOVERING METHOD FOR SILVER IN SPENT PHOTOGRAPHIC FIXING SOLUTION BY ELECTROLYSIS
Document Type and Number:
Japanese Patent JPS5332869
Kind Code:
A
Abstract:
PURPOSE: To recover Ag in a spent fixing soln. as high purity metallic Ag in a short time by electrolyzing the soln. with direct current in two steps while reducing the value of cathode current density in the latter step to nearly half of that in the former step.
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Inventors:
TANAKA MINORU
SUMA MISAOKO
SUMA MISAOKO
Application Number:
JP10811176A
Publication Date:
March 28, 1978
Filing Date:
September 09, 1976
Export Citation:
Assignee:
STANLEY ELECTRIC CO LTD
International Classes:
G03C5/00; C02F1/461; G03C5/38; (IPC1-7): C02C5/12; G03C5/38