Single-step coal liquefaction process

Details Single-step coal liquefaction process Single-step coal liquefaction process

1991-02-11

1992-07-07

Lieberman, Paul

Mineral oils: processes and products

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

With hydrogen production from water

208419, 208421, 208433, 208435, C10G 106

Patent

active

051280175

ABSTRACT:
A process for the single-step coal liquefaction is disclosed, which comprises reacting coal in an aqueous suspension with carbon monoxide in the presence of a CO-conversion catalyst selected from the group consisting of an alkaline hydroxide and a carbonate, and in the presence of a hydrogenation catalyst selected from the group consisting of transition metals and compounds thereof, by operating at temperatures within the range of from 300.degree. to 450.degree. C. for a reaction time within the range of from 30 to 80 minutes.

REFERENCES:
patent: 3642607 (1972-02-01), Seitzer
patent: 3930984 (1976-01-01), Pitchford
patent: 4486293 (1984-12-01), Garg
patent: 4968414 (1990-11-01), Delbianco et al.

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