Coal liquefaction process

Mineral oils: processes and products – Phenolic or toxic oils

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208 8R, 208 10, 201 9, 201 23, C10G 100, C10G 106, C10B 5708, C10B 5704

Patent

active

042539374

ABSTRACT:
Particulate coal is contacted with a hydrogen donor solvent, preferably a vapor phase hydrogen donor solvent, to swell the coal particles and, thereafter, the swollen coal particles are subjected to coal liquefaction conditions in the absence of liquid phase solvent.

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