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Recovery of silver from photographic film and photographic development waste solution
Recovery of silver from photographic film and photographic development waste solution
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机译:从胶卷和显影废液中回收银
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摘要
A process which incorporates the recovery of silver from photographic film into the recovery of silver from photographic development waste solution is provided. In the process, a silver bearing emulsion layer coated on the surface of the photographic film is dissolved in the waste solution which is in turn subjected to an electrolysis treatment to recover metallic silver therefrom.
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