Coal liquefaction process

Details Coal liquefaction process Coal liquefaction process

1981-09-03

1983-03-22

Gantz, Delbert E.

Mineral oils: processes and products

Phenolic or toxic oils

208 10, C10G 100, C10G 106

Patent

active

043774644

ABSTRACT:
A C.sub.5 -900.degree. F. (C.sub.5 -482.degree. C.) liquid yield greater than 50 weight percent MAF feed coal is obtained in a coal liquefaction process wherein a selected combination of higher hydrogen partial pressure, longer slurry residence time and increased recycle ash content of the feed slurry are controlled within defined ranges.

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