COMBINED METHOD OF PROCESSING TAILINGS OF CONCENTRATION OF POLYMETALLIC ORES Russian patent published in 2003 - IPC

Abstract RU 2197547 C2

FIELD: non-ferrous metallurgy; extraction of noble and non-ferrous metals from tailings of concentration of polymetallic and under- account ores. SUBSTANCE: proposed method includes grinding of tailings to 40-80% class of 74 mkm, leaching with acid chloride solutions, flotation from leaching pulp, filtration, sedimentation of metals from solution followed by their separation into selective products. EFFECT: increased degree of extraction of noble and non-ferrous metals. 6 tbl, 4 ex

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RU 2 197 547 C2

Authors

Sycheva Elena Alekseevna

Akylbekov Alimkhan

Ushakov Nikolaj Nikolaevich

Kushakova Larisa Borisovna

Dates

2003-01-27Published

1998-09-09Filed