Process for coal liquefaction

Details Process for coal liquefaction Process for coal liquefaction

1978-05-08

1983-02-22

Gantz, Delbert E.

Mineral oils: processes and products

Phenolic or toxic oils

C10G 100

Patent

active

043747256

ABSTRACT:
In two stage solvent refining of coal by mixing comminuted coal with a solvent produced in the process under hydrogen pressure for initial solubilization and reacting the mixture under hydrogen pressure in a second stage, the overall process is improved by enriching the recycled solvent in hydroaromatic hydrocarbons of fourteen or less carbon atoms.

REFERENCES:
patent: 3663420 (1972-05-01), Jacobs et al.
patent: 3841991 (1974-10-01), Cohen et al.
patent: 3852182 (1974-12-01), Sze
patent: 3997425 (1976-12-01), Gatsis et al.

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