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2 109 825

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IPC

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Application

5056422/02, 1992-05-28

(22)

Actual filing date

1992-05-28

(45)

Published

1998-04-27

(72)

Inventor

Laskorin Boris NikolaevichGasteva Natal'Ja Jur'EvnaGushchina Renata Pavlovna

(73)

Holder

Laskorin Boris NikolaevichGasteva Natal'Ja Jur'EvnaGushchina Renata Pavlovna

METHOD OF RECOVERING GOLD AND SILVER FROM OFF-BALANCE RAW MATERIAL Russian patent published in 1998 - IPC

Abstract RU 2109825 C1

FIELD: mining industry and hydrometallurgy. SUBSTANCE: off-balance gold and silver-containing ore material is crushed and subjected to flotation process to produce depleted tails and enriched concentrate. Gold and silver are extracted from the latter by cyanides in presence of synthetic anionite. EFFECT: improved procedure. 2 cl, 4 tbl

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RU 2 109 825 C1

Authors

Laskorin Boris Nikolaevich

Gasteva Natal'Ja Jur'Evna

Gushchina Renata Pavlovna

Dates

1998-04-27—Published

1992-05-28—Filed

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