Process for liquefying coal employing a vented dissolver

Details Process for liquefying coal employing a vented dissolver Process for liquefying coal employing a vented dissolver

1976-11-30

1978-08-29

Gantz, Delbert E.

Mineral oils: processes and products

Phenolic or toxic oils

208 10, C10G 104

Patent

active

041101928

ABSTRACT:
A process for liquefying coal employing a low temperature preheater zone, a higher temperature non-catalytic hydrocracking zone and a catalytic hydrogenation zone. The process is improved by venting gases from the high temperature hydrocracking zone.

REFERENCES:
patent: 3692662 (1972-09-01), Wilson et al.
patent: 3856658 (1974-12-01), Wolk et al.
patent: 3884795 (1975-05-01), Wright et al.
patent: 3932266 (1976-01-01), Sze et al.

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