Novel grinding mixture and process for preparing a slurry therefrom

摘要: A novel grinding mixture useful for preparing a solid-liquid slurry. This contains from 60 to 82 volume percent of carbonaceous material (such as coal and/or coke), 18 40 carrier liquid water oil), and 0.01 4.0 weight dispersing agent. The has pH 7 12. There are at least two consists in the mixture. From about 2 50 particles have median particle size 0.50 microns, 98 excess microns. is also provided process liquid-solid slurry wherein ground until produced whose distribution accordance with specified "CPFT" formula.