ENRICHMENT OF VALUABLE ORE OF MINING WASTES (ENRICHMENT TAILINGS) Russian patent published in 2014 - IPC B03C1/15 

Abstract RU 2515933 C2

FIELD: mining.

SUBSTANCE: invention relates to concentration of precious ores from mining enrichment tailings. Extraction of at least one first substance from the mix containing at least one said first substance in amount of 0.001-1.0 wt % per mix and at least one second substance comprises the steps that follow. (A) Bringing said mix in contact with at least one surfactant. (B) Adding at least one dispersant, if required. (C) Processing of dispersion by at least one hydrophobic magnetic particle. (D) Separation of boded product of stage (C) from the mix by application of magnetic field. (E) Disintegration of separated bonded product from stage (D).

EFFECT: higher efficiency of extraction.

9 cl

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RU 2 515 933 C2

Authors

Domke Imme

Mikhajlovski Aleksej

Mronga Norbert

Dates

2014-05-20Published

2009-12-09Filed