Refractory copper oxide ore 难采氧化矿
refractory oxide copper ore 难选氧化铜矿
refractory silver-copper ore 难选氧化银铜矿
Refractory sulfide copper ore 难选硫化铜矿石
refractory oxidized copper ore 难选氧化铜矿石
Base on studying of properties of the refractory copper ore and a large number of particular tests, the suitable mineral processing flowsheet has been defined.
在研究矿石性质的基础上，通过大量、详细的试验，确定了与该矿相适宜的选别工艺流程。
Copper-bearing colloidal pyrite ore is a refractory ore. The metallurgical performances of copper flotation are very low.
含铜胶状黄铁矿矿石是十分难选的矿石，铜浮选指标很低。
Tangdan copper ore in Yunnan province is a typical refractory copper oxide ore with high content of calcium and magnesium in China and the world.
云南东川汤丹氧化铜矿，是非常典型的高钙镁低品位难处理氧化铜矿。
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