slimes was investigated. The sub-bituminous coal and the meta-bituminous coal have significant differences in their surface … pyrite from sub-bituminous coal increased by 55% when the concentration of PAX increased from 1×10-4mol/L to 5×10-4mol …% for the sub-bituminous coal. The results suggest that excessive collector consumption by fine particles and slimes, and …

slimes was investigated. The sub-bituminous coal and the meta-bituminous coal have significant differences in their surface … pyrite from sub-bituminous coal increased by 55% when the concentration of PAX increased from 1×10−4mol/L to 5×10−4mol …% for the sub-bituminous coal. The results suggest that excessive collector consumption by fine particles and slimes, and …

To investigate the cause of the increase in the unburned fraction when sub-bituminous coal is mixed with bituminous … simulations of the mixed combustion of sub-bituminous coal and bituminous coal are performed. To take into account the effect of … flame lift-off with increasing sub-bituminous coal mixing ratio and a maximum value of the unburned fraction at a sub-bituminous …