Coal liquefaction

Details Coal liquefaction Coal liquefaction

C - Chemistry, Metallurgy

10

G

196/12

C10G 1/04 (2006.01) B01D 12/00 (2006.01) B01D 21/00 (2006.01) B01D 21/01 (2006.01) C10G 21/00 (2006.01)

Patent

CA 1060369

COAL LIQUEFACTION ABSTRACT OF THE DISCLOSURE Insoluble material is separated from a coal lique- faction product by gravity settling in at least two gravity settlers, with overflow from a previous settler being used as feed to the subsequent settler. A promoter liquid having characterization factor of at least 9.75, a 5 volume percent distillation temperature of at least 250°F and a 95 volume percent distillation temperature of at least 350°F. and no greater than 750°F. is employed in each settler.

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