Test research of discarding coarse tailings in new technological flowsheet consisting of two stage continuous grinding-gravity separation-magnetic separation-reverse flotation is described.

介绍了东鞍山矿石两段连续磨矿、重选-磁选-反浮选新工艺流程中粗粒部分抛尾试验研究。

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Better separation indices can be obtained by singular gravity concentration or flotation method and both of combination flowsheet, and gets effectively rid of carbon.

采用单一重选、单一浮选以及重浮联合流程均能有效除碳，取得较好的选别技术指标。

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Through laboratory test work, determined processing flowsheet is gravity concentration-roasting- chemistry bleaching. By it, different grades of products were gained.

通过试验研究，贵州硬质高岭土矿适于采用重选— 焙烧— 化学漂白除铁的工艺流程来加工处理，可以得到不同级别的高岭土产品。

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