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Chile Copper Ore Concentrate 25 Extraction Techniques

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Chile Copper Ore Concentrate 25 Extraction Techniques

Pyrometallurgical techniques use heat to separate copper from copper sulfide ore concentrates. Process steps include mining concentration roasting smelting converting and finally fire and electrolytic refining. 12.3.2 Process Description2-4 Mining produces ores with less than 1 percent copper. Concentration is accomplished at the