Method for recovering metals from waste liquors

Details Method for recovering metals from waste liquors Method for recovering metals from waste liquors

1989-12-08

1991-04-16

Hruskoci, Peter

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

75417, 75635, 210724, 210751, 210912, 423 35, C02F 152

Patent

active

050080172

ABSTRACT:
Waste liquors containing small amounts of silver salts are treated with aluminum hydroxide to produce a floc reduced in volume by the addition of an acid and mixed with a metal bicarbonate and metal carbonate in amounts sufficient to affect solidification.

REFERENCES:
patent: 2131045 (1938-09-01), Hickman et al.
patent: 2218250 (1940-10-01), Reid
patent: 3429693 (1969-02-01), Baver et al.
patent: 3929466 (1975-12-01), Moyahan et al.
patent: 3960550 (1976-06-01), Dusenberry

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