METHOD FOR EXTRACTION OF NOBLE METALS FROM ARSENOPYRITIC, PYRITIC ORES AND CONCENTRATES Russian patent published in 1995 - IPC

Abstract RU 2040586 C1

FIELD: reprocessing of ores and concentrates. SUBSTANCE: method involves effectuating autoclaving of basic gold-containing products by alkaline reagent, with caustic potash being used as alkaline reagent; extracting gold from obtained gold-containing product by cyanidation. EFFECT: increased efficiency of method by utilizing wastes for obtaining of potash fertilizer and high quality of extracted metal.

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RU 2 040 586 C1

Authors

Jakovlev A.P.

Baranov V.M.

Nerlov V.A.

Jugaj A.V.

Bubnov V.K.

Devbilov V.F.

Kapkanshchikov A.M.

Luchina L.P.

Shkirov V.A.

Shtoller Ja.V.

Dates

1995-07-25Published

1991-07-02Filed