综述了近年我国铁矿石选矿在矿石准备作业、选矿工艺、设备及药剂和产品后处理作业的技术进展。
The technical advances in Chinas iron ore beneficiation such as ore preparation, concentration technology, equipment and reagents and after treatment of products are reviewed.
化学选矿是处理难选磷矿石的有效方法。
Chemical beneficiation is an effective method for treating refractory phosphate ores.
论述了化学选矿新工艺处理铜绿山铜矿低品位高含泥难选氧化铜矿石的可行性；
The oxidized copper ore of Tonglushan Copper-iron Mine has low copper grade and abundant mud, and is hard to treat.
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