Coal conversion in the presence of added hydrogen sulfide

Details Coal conversion in the presence of added hydrogen sulfide Coal conversion in the presence of added hydrogen sulfide

1980-09-04

1982-03-30

Gantz, Delbert E.

Mineral oils: processes and products

Phenolic or toxic oils

208 8LE, C10G 106

Patent

active

043222838

ABSTRACT:
Coal or similar liquefiable carbonaceous solids are converted into lower molecular weight liquids by contacting the feed solids with molecular hydrogen in the absence of externally added hydrocarbon liquids and in the presence of added hydrogen sulfide under liquefaction conditions in one or more liquefaction zones.

REFERENCES:
patent: 3030297 (1962-04-01), Schroeder
patent: 3375175 (1968-03-01), Eddinger et al.
patent: 3503863 (1970-03-01), Gatsis
patent: 3640816 (1972-02-01), Bull et al.
patent: 4051016 (1977-09-01), Metrailer et al.
patent: 4094765 (1978-06-01), Bearden, Jr. et al.
patent: 4115075 (1978-09-01), McNamee
patent: 4235699 (1980-11-01), Ratcliffe et al.
"Hydrogenation of Coal in the Batch Autoclave" Hawk et al., Bulletin 622, Bureau of Mines, 1965.
"Staged Temperature Coal Conversion Process" Lavanga R. Veluswamy et al., U.S. Ser. No. 180,543.

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