Process for the combined deashing/deasphalting of coal liquids

Details Process for the combined deashing/deasphalting of coal liquids Process for the combined deashing/deasphalting of coal liquids

1982-06-04

1984-05-15

Gantz, Delbert E.

Mineral oils: processes and products

Chemical conversion of hydrocarbons

With preliminary treatment of feed

208309, 208313, 208211, C10G 2114

Patent

active

044486723

ABSTRACT:
A process for the purification of liquefied coal is disclosed, employing a polarity gradient for fractionation. Maltenic and asphaltenic fractions are isolated. Integration of the fractionation process with additional processes such as distillation, partial oxidation, and catalytic hydrotreating is also disclosed.

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