GOLD EXTRACTION METHOD Russian patent published in 2010 - IPC C22B11/00

Abstract RU 2386708 C2

FIELD: metallurgy.

SUBSTANCE: invention refers to precious metal metallurgy and can be used for industrial gold extraction. Extraction method of gold from concentrate involves cyanidation or supply of chlorine-air mixture thus obtaining cyanide or muriatic gold-containing solutions respectively. Gold is extracted from the obtained solutions by sorption or carbonisation. At that, initial raw material is concentrate of phosphorite ore of shelly type of the Baltic-Ladogian gold field.

EFFECT: enlarging deposits of mineral raw material for industrial gold extraction.

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RU 2 386 708 C2

Authors

Dotsenko Vladimir Vital'Evich

Felitsyn Sergej Borisovich

Dates

2010-04-20—Published

2007-12-28—Filed