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lime usage for copper mining

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lime usage for copper mining

Nov 01 2019 · At Silver Queen mine Canada a combined limestarchSO 2 conditioning scheme is used for copper flotation from the PbZn sulphides Bulatovic 2007b In the process lime 1200 gt and starch 200 gt are used first at pH 105–112 after which the pH is reduced to 55 with SO 2 200 gt and the copper sulphide floated

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