粗选设备设计选用了浮选柱代替常规浮选机，大幅度降低了生产成本。
Routine flotation-cell is replaced by Column flotation in coarse-flotation circuit, and cost of product is reduced in great extent.
在实际矿中，椰子油羟肟酸也具有良好的浮选性能，粗选回收率可达93.32%。
In ilmenite actual rock, coconut oil hydroxamic acid had better flotation performance too, gravity recovery can reach 93.32%.
针对某选厂废弃的钨锡精选溢流进行了选矿试验研究 ，采用振动矿泥摇床与离心机组合粗选，运用重选-浮选 -磁选（水冶）联合工艺流程 ，有效地解决了钨锡细泥综合回收问题。
In accordance with some wolfram tin effuse come from cleaner in a concentrating mill, this study adopt vibrated slimes shaking table combining with centrifugal separator to put up a roughers.
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