Method of recovering both silver and a base for sensitive materi

Details Method of recovering both silver and a base for sensitive materi Method of recovering both silver and a base for sensitive materi

1981-12-29

1989-09-19

Hill, Jr., Robert J.

Chemistry: molecular biology and microbiology

Process of utilizing an enzyme or micro-organism to destroy...

Destruction of hazardous or toxic waste

75118P, 435168, C12P 300, C22B 1100

Patent

active

048681202

ABSTRACT:
Method of recovering both silver and a base in a reusable condition from sensitive material, such as a film or a photographic printing paper, having surfaces including gelatine and fine silver crystal, by utilizing micro-organisms of a mixture of bacteria, including activated mutants of gelatin metabolic microbes.

REFERENCES:
patent: 1065115 (1913-06-01), Danzer
patent: 3982932 (1976-09-01), Korosi
patent: 4150977 (1979-04-01), Phillips
patent: 4288545 (1981-09-01), Spraker
English Translation of "Zpracovani filovych odpadu." Chemicky Prumysl (Chemical Industry) Year 13/38 (1963), No. 4, pp. 180-183 by Sramek.

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