FIELD: gold-bearing ore dressing.
SUBSTANCE: gold is recovered from oxidized clayey gold-bearing ores using flotation concentration process under liquid hydrocarbon layer after wet crushing and treatment with reagents: collector and foaming agent. Crushing of ore is effected to achieve 94-95% of ore as fineness class -0.044 mm. Collector utilized is sodium butyl xanthogenate, which is consumed in amount 5500-6000 g/t ore.
EFFECT: enhanced process efficiency.
1 tbl, 8 ex
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Authors
Dates
2007-02-20—Published
2004-12-27—Filed