Proper sodium sulphide can increase the floating speed of Cu mineral in slag and Cu grade of concentrate on the premise that the desired recovery is gained.
探讨了硫化钠的作用机理，硫化钠可提高铜矿物浮游速度，在预期回收率前提下提高铜精矿品位。
The scientific achievement for increasing Mo -grade of Cu-Mo bulk concentrate in Dexing Copper Mine and its application to production are presented.
介绍了德兴铜矿提高铜钼混合精矿用品位的几项科研成果以及在生产中应用情况。
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