grinding in copper mining process
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How Hydrometallurgy and the SX/EW Process Made Copper the. In this process copper ore is mined, crushed, ground, concentrated, smelted and refined. The mining, crushing and grinding portions of the processing are extremely energy intensive since the rock must be reduced essentially to talcum powder fineness in order to separate the copper
grinding in copper mining
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steps include mining, concentration, roasting, smelting, converting, and finally fire and electrolytic refining 1232 Process Description2 4 Mining produces ores with less than 1 percent copper Concentration is accomplished at the mine sites by crushing, grinding, and flotation purification, resulting in ore with 15 to 35 percent copper