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METHOD OF EXTRACTING COPPER FROM DIFFICULTLY CONCENTRATED ORES
METHOD OF EXTRACTING COPPER FROM DIFFICULTLY CONCENTRATED ORES
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机译:从难选矿石中提取铜的方法
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摘要
the invention относитс to non-ferrous metals and can be used in obtaining copper from труднообогати - мых.забалансовых sulphide ores. the purpose of изобретени increased извлечени copper.method изв
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