Method for separating undissolved solids from a coal liquefaction product
US4079004A · kind A · utility
14Cited by
6References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 1976 |
| Grant date | Mar 14, 1978 |
| Priority date | — |
| Expiry date | Dec 14, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G1/045
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Production of a low mineral content fuel from a coal liquefaction product utilizing a hydrogenated coal oil solvent and a light aromatic solvent in combination to remove suspended mineral solids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.