METHOD FOR EXTRACTING GOLD FROM ORES AND PLACERS Russian patent published in 1995 - IPC

Abstract RU 2047381 C1

FIELD: separation of gold. SUBSTANCE: method involves mixing gold-containing pulp with reagents and carbon-and-oil grains. The grain are separated by means of sifting and burned and gold-containing ash is obtained. The ash is melted into gold ingots. Hydrophobic finely divided material is added to the pulp in the amount of 5-10% by mass of grains, the material particles size being less than 0.05-0.1 mm. The mixture is stirred and delivered to the sieve. Carbon is used as finely divided hydrophobic material directly after its being crushed. EFFECT: reduced losses of graining substance; increased production output. 2 cl, 1 tbl

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RU 2 047 381 C1

Authors

Beletskij Vladimir Stefanovich[Ua]

Rashkovskij Grigorij Benediktovich[Ru]

Elishevich Arkadij Tikhonovich[Ua]

Zborshchik Mikhail Pavlovich[Ua]

Chernov Vladimir Kuz'Mich[Ru]

Tikhonova Ol'Ga Nikolaevna[Ru]

Dates

1995-11-10Published

1992-12-21Filed