Processing high sulfur coal

Details Processing high sulfur coal Processing high sulfur coal

1980-02-07

1981-09-29

Tufariello, T. M.

Mineral oils: processes and products

Phenolic or toxic oils

208131, C10G 100, C10G 106, C10G 914

Patent

active

042921651

ABSTRACT:
Coal is fed to a liquefaction process, and a resulting slurry of ash, unconverted coal, and liquids is fed to a delayed coker. Distillates are hydrotreated and stored or recycled, and the coke is calcined at high temperature to reduce the sulfur content.

REFERENCES:
patent: 3617513 (1971-11-01), Wilson, Jr.
patent: 3717570 (1973-02-01), Hochman
patent: 3726785 (1973-04-01), Keller
patent: 3841991 (1974-10-01), Cohen
patent: 3960701 (1976-06-01), Schroeder
patent: 3966584 (1976-06-01), Gray
patent: 3966585 (1976-06-01), Gray
patent: 3997422 (1976-12-01), Bull
patent: 4085031 (1978-04-01), Walchuk

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