Process for producing a coal-water slurry

Details Process for producing a coal-water slurry Process for producing a coal-water slurry

C - Chemistry, Metallurgy

10

L

44/10, 241/136

C10L 1/32 (2006.01) F23K 1/02 (2006.01)

Patent

CA 1252769

ABSTRACT OF THE DISCLOSURE A process for producing a coal-water slurry of low viscosity and high coal concentration with a low specific energy and a good efficiency is provided, which process comprises wet-grinding coal by means of a wet vertical ring- roll mill in the presence or absence of a surfactant and recycling a part of the coal ground by the mill, as it is, without classifying it, to the mill through a splitter.

491774

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