Synthetic crude from coal

Mineral oils: processes and products – Products and compositions – Lubricating oils

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Details

208 8, C10G 104

Patent

active

039322661

ABSTRACT:
Coal is hydroliquefied with the hydrogen consumption being limited to that required for effective liquefaction and/or deashing. Ash is removed and the liquid coal product hydrotreated in a second stage to produce synthetic crude.

REFERENCES:
patent: 2987465 (1961-06-01), Johanson
patent: 3583900 (1971-06-01), Gatsis
patent: 3598718 (1971-08-01), Gleim et al.
patent: 3687837 (1972-08-01), Fiocco et al.
patent: 3790467 (1974-02-01), Fiocco et al.
patent: 3852183 (1974-12-01), Snell
patent: 3856675 (1974-12-01), Sze et al.

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