Silver recovery unit

Details Silver recovery unit Silver recovery unit

1995-08-07

1997-02-18

Kastler, Scott

Metallurgical apparatus

Having means for leaching and subsequently precipitating a...

266170, C22B 1308

Patent

active

056038909

ABSTRACT:
A silver recovery unit for precipitating silver from photographic solutions and the like. The silver recovery unit is provided with a container having an inlet and an outlet. Positioned within the container is a silver reduction assembly including a hollow coil of screen material formed of metal that is above silver in electromotive force series. A tubular insert, in fluid communication with the container outlet, extends from the axial flow passage of the hollow coil to an elevation adjacent the top of the container. A orifice plate is secured within the tubular insert for controlling the flow of silver bearing liquid through the silver reduction assembly.

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patent: 5472176 (1995-12-01), Azzara

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