IMPROVING SEPARATION EFFICIENCY OF 61 MM COAL BY ...
performance of bituminous coal by a laboratory continuous Air Dense Medium Fluidized Bed separator. The coal ash content was reduced from 26% to 10% with a ... environment and uniform density distribution for coal beneficiation by density. 98 J. He, Y. Zhao, Z. Luo, J. Zhao, C. Duan, Y. He Table 1. The physical properties of magnetite powder ...