Coal liquefaction

Details Coal liquefaction Coal liquefaction

1978-05-08

1979-11-27

Gantz, Delbert E.

Mineral oils: processes and products

Phenolic or toxic oils

201 36, C10G 100, C10B 5712

Patent

active

041760409

ABSTRACT:
A method for converting coal to liquid hydrocarbons or oil-soluble solids mprises the steps of contacting said coal with oxygen for at least 15 minutes, at a temperature from about 90.degree. to about 225.degree. C., heating the oxidized coal to a temperature from about 250.degree. to about 450.degree. C., and maintaining the temperature for at least 15 minutes.

REFERENCES:
patent: 2054725 (1936-09-01), Jason
patent: 2242822 (1941-05-01), Fuchs
patent: 3047472 (1962-07-01), Gorin et al.
patent: 3632479 (1972-01-01), Lee et al.
patent: 4108731 (1978-08-01), Palumbo et al.

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