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An Improved Process for the Recovery of Metallic Silver from Photographic Wastes

Thimmappa B H S (2006) An Improved Process for the Recovery of Metallic Silver from Photographic Wastes. 532/CHE/2004A.

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Abstract

The invention disclosed in the application relates to an improved process for the recovery of silver compounds present in photographic wastes by treating the wastes with a boron generated in situ, precipitating the insoluble metallic silver from the above mixture by chemical reduction process and filtering the black precipitate formed and drying to obtain a dry powder of metallic silver.

Item Type: Patent
Subjects: Engineering > MIT Manipal > Chemistry
Depositing User: MIT Library
Date Deposited: 04 Dec 2013 10:01
Last Modified: 07 Dec 2013 09:44
URI: http://eprints.manipal.edu/id/eprint/137891

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