试验研究依据矿物特性，采用铅锌等可浮，粗精矿再磨措施，有效地解决了铜铅锌矿物分离问题。
According to the minerals characteristic, the experiment developed con? flotationable flotation flewsheet and Pb, Zn mixed concentrate regrinded to successfully separate Pb and Zn.
通过改变钼选矿过程中再磨位置的试验研究，确定出合适的再磨位置，以提高钼精矿品位。
Test for changing regrinding position during molybdenum processing process was conducted in order to determine suitable regrinding position and increase molybdenum concentrate grade.
介绍了立式螺旋搅拌磨矿机的基本结构和工作原理，着重叙述了该设备在铁精矿再磨再选工艺流程中的应用。
The paper describes the basic structure and working principles of vertical spiral agitating mill, and highlights its application in the regrinding and re-separation process of iron concentrate.
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