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

C10L 1/32 (2006.01)

Patent

CA 1257771

ABSTRACT OF THE DISCLOSURE A process for producing a coal-water slurry having a high coal concentration (generally 60 to 80% by weight or more) and a lower viscosity, at a lower cost and with a smaller amount of dispersing agent added is provided, which process is directed to a process for producing a high concentration coal-water slurry by feeding coal, water and a dispersing agent into a wet, continuous ball mill and wet-milling them, characterized by feeding the dispersing agent in a multi-stage manner along the milling direction of coal within the ball mill.

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