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Complex copper-lead-zinc polymetallic ore stage grinding and beneficiation method and collecting agent thereof
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Method for preparing zinc hypoxide by oxygen pressure leaching of zinc smelting solid waste slag
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A kind of method that inductively coupled plasma emission spectrography measures trace element in high purity magnesium base oxide
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It is a kind of to handle wet process zinc abstraction copper-cadmium slag, method of the nickel cobalt slag to prepare copper sponge, Spongy Cadmium simultaneously
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It is a kind of using humic acid as the cement solidification arsenic scum method of additive
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A kind of choosing gold high-efficient collecting agent and its application for containing golden Porphyry Type copper-sulphide ores
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A kind of low-grade difficulty of high shale content selects the beneficiation method of copper-nickel sulfide
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A kind of beneficiation method recycling gold and silver from cupro-nickel bulk concentrate
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A kind of high-efficient collecting agent and preparation method thereof applied to low grade copper-nickel sulphide ores
