A new type of organic restrainer RC is introduced for separation of pyrite from chalcopyrite. 研究了新型有机抑制剂rc在黄铜矿和黄铁矿浮选分离中的作用。
Characterization is made of two coal dust samples and several types of coal dust restrainer have been developed based on surface behavior of dust particle. 对采自神华集团选煤厂的两个煤尘进行了性质表征,并基于其表面性质特点开发出了几种抑尘剂。