Process for eluting adsorbed gold and/or silver values from acti

Details Process for eluting adsorbed gold and/or silver values from acti Process for eluting adsorbed gold and/or silver values from acti

1975-03-19

1976-01-27

Ozaki, G.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75101BE, 423 24, C22B 1100

Patent

active

039350061

ABSTRACT:
A process is disclosed which is directed to recovering gold and/or silver values from activated carbon, wherein gold and/or silver has been adsorbed thereon. The process comprises eluting the activated carbon with water soluble alcohols or ketones either alone or with aqueous solutions thereof and a strong base may be added to further facilitate elution.

REFERENCES:
patent: 2476420 (1949-07-01), Krebs
patent: 2478652 (1949-08-01), Byler et al.
patent: 2545239 (1951-03-01), McQuiston et al.
patent: 2658827 (1953-11-01), Rizo-Patron
patent: 2810638 (1957-10-01), Hazen
patent: 3736126 (1973-05-01), Fritz et al.
patent: 3834896 (1974-09-01), Eisele et al.

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