Process and facility selection of twostage closed circuit grinding and its application in phosphoric acid facility matching wet-process grinding system were introduced.
介绍了两段闭路磨矿工艺技术路线、设备选择以及在云峰分公司磷酸装置配套湿法磨矿系统上的应用效果。
2
The process of two-stage hydrogen refining for the preparation of grinding oil was studied.
以常二线馏分油为原料油，研究了加氢精制生产研磨油的工艺。
3
Test research of discarding coarse tailings in new technological flowsheet consisting of twostage continuous grinding-gravity separation-magnetic separation-reverse flotation is described.