Coal liquefaction process

Details Coal liquefaction process Coal liquefaction process

1982-06-17

1984-03-20

Wright, William G.

Mineral oils: processes and products

Products and compositions

Lubricating oils

C10G 106

Patent

active

044379749

ABSTRACT:
A coal liquefaction process and apparatus therefor are disclosed. According to this invention, a finely divided coal and a solvent are contacted with molecular hydrogen in the presence of a catalyst to provide a slurry, the slurry is separated into a gaseous component, a liquid component and a solid residue, the solid residue which is the liquefaction residue is then supplied to a molten metal bath together with oxygen gas to generate a gas entraining fine powdery solids, and the thus recovered fine powdery solids are returned to the liquefaction process as a catalyst.

REFERENCES:
patent: 2115336 (1938-04-01), Krouch et al.
patent: 4224137 (1980-09-01), Schroeder
patent: 4229283 (1980-10-01), Sosnowski
patent: 4299685 (1981-11-01), Khulfe et al.
patent: 4345989 (1982-08-01), Vernon et al.
patent: 4345990 (1982-08-01), Fahlstrom et al.

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