Process for liquefying coal
Patent
·
OSTI ID:5418544
A process for liquefying coal to produce liquid fuel and pitch-like substances suitable as starting materials for various carbonaceous materials is described, which process comprises incorporating powdery coal with a heavy oil of petroleum series having a high carbon content of at least 0.9 in terms of the atomic ratio C/H in an amount of at least 50 parts by weight per 100 parts of the powdery coal, subjecting the mixture to a heat treatment conducted at 320/sup 0/ to 400/sup 0/C for 0.5 to 10 hours thereby liquefying the coal.
- Assignee:
- Agency of Industrial Science and Tech.
- Patent Number(s):
- US 4040941
- OSTI ID:
- 5418544
- Country of Publication:
- United States
- Language:
- English
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