Process for dissolving coal in hydrocarbon mixtures

Details Process for dissolving coal in hydrocarbon mixtures Process for dissolving coal in hydrocarbon mixtures

1981-07-16

1984-02-07

Wright, William G.

Mineral oils: processes and products

Phenolic or toxic oils

208 23, C10G 100

Patent

active

044301936

ABSTRACT:
A process is described for bringing ground coal or similar carbon-containing raw materials into solution with aromatic solvents under elevated pressure and at elevated temperature. The solvents used are high-aromatic residues obtained from the pyrolysis of petroleum fractions, having an average boiling point of above 380.degree. C., and/or high-aromatic distillates from the pressure/heat treatment of coal tar pitch, having an average boiling point of above 380.degree. C., as well as from 5 to 30% of aromatic products or mixtures of aromatic products, having a boiling point of below 250.degree. C.

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patent: 4339328 (1982-07-01), Stadelhofer et al.

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