Method of coal liquefaction

Details Method of coal liquefaction Method of coal liquefaction

1994-08-03

1996-04-09

Myers, Helane

Mineral oils: processes and products

By treatment of solid mineral, e.g., coal liquefaction, etc.

Specified agitation or circulation in gas contact zone

208400, 208428, 208434, C10G 100

Patent

active

055058396

ABSTRACT:
A method of coal liquefaction comprising the steps of: (a) producing a coal slurry from a pulverized coal and a solvent; (b) compressing a coke oven gas to prepare a compressed gas; (c) reacting the coal slurry with the compressed gas in a reactor under a high pressure and high temperature condition to form a liquefied product; (d) separating the liquefied product into a used gas and a liquefied slurry; and (e) distillating the liquefied slurry to form a liquefied oil and a solvent refined coal.

REFERENCES:
patent: 3983028 (1976-09-01), McCollum et al.
patent: 3988238 (1976-10-01), McCollum et al.
patent: 4045328 (1977-08-01), Green et al.
patent: 4048054 (1977-09-01), Green et al.
patent: 4158637 (1974-06-01), Jones
patent: 4440622 (1984-04-01), Derbyshire
patent: 4447310 (1984-05-01), Derbyshire
patent: 4946583 (1990-08-01), Wurfel
patent: 5269910 (1993-12-01), Matsumura

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