Abstract
For a refractory oxidised copper ores in Yunnan province, studing the beneficiation of a oxidised copper ores sulfide flotation behavior. The results showed that: When ethylenediamine phosphate was added with the dosage of 120 g/t, the final copper concentrates were gained with the grade of 21.06% and recovery of 83.20%. Compared to the direct sulfide flotation, the concentrate grade was raised by 3.59% and the recovery was increased by 7.33%.
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