FIELD: hydraulic metallurgy. SUBSTANCE: method involves autoclaving charcoals with the use of alkaline solutions at temperature exceeding 140 C, with activated charcoals being preliminarily treated with cyanic solutions having cyanide ion concentration of at least 0.05%. Method is used in charcoal sorption process of extracting precious metals from solutions and pulps. EFFECT: increased rate and extent of silver desorption. 1 tbl, 1 ex
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