汤丹难选氧化铜矿的选矿是一个世界难题。
The mineral processing of Tangdan refractory copper oxide ores is a worldwide difficult problem.
铜绿山铜铁矿氧化铜矿石品位低，泥和碱性脉石含量高，属难选氧化铜矿。
Oxidized copper ore from the Tonglushan copper iron Mine, low in copper grade and abundant in mud and alkali gangue, is difficult to concentrate.
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.
提出采用常压活化氨浸处理我国东川铜矿低品位难选氧化铜矿取代加压氨浸的新工艺。
A new technology of atmospheric activating ammonia leaching for extracting copper from Dongchuan's copper oxide ores has been advanced instead of pressure ammonia leaching.
提出采用原地钻孔浸铜技术开采大冶铜山口难采、选氧化铜矿的设想。
Tentative idea about application of in-situ leach mining process in oxidized ore of trouble in mining and processing at Daye Tongshankou Copper Mine was introduced.
提出采用原地钻孔浸铜技术开采大冶铜山口难采、选氧化铜矿的设想。
Tentative idea about application of in-situ leach mining process in oxidized ore of trouble in mining and processing at Daye Tongshankou Copper Mine was introduced.
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