C - Chemistry – Metallurgy – 10 – G
Patent
C - Chemistry, Metallurgy
10
G
196/3
C10G 1/00 (2006.01)
Patent
CA 1125206
ABSTRACT OF THE DISCLOSURE A method of liquefaction of coal, comprises dispersing coal powder having an average particle size between 70- and 300-mesh in suspension in an aqueous solution of at least one hydroxide of alkali metal or alkaline earth metal under turbulent conditions for a relatively long period of time. The pH-value of the aqueous hydroxide solution is preferably above 10.
335656
Shimizu Kunitoshi
Stewart & Kolash Ltd
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