Process for the preparation of synthetic coking coal
US4119409A · kind A · utility
4Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 1977 |
| Grant date | Oct 10, 1978 |
| Priority date | — |
| Expiry date | May 23, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10B57/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Synthetic coking coal is prepared by mixing solvent refined coal with coal and heat-treating the resulting mixture at a temperature ranging from about 300.degree. C to about 480.degree. C, preferably from about 380.degree. C to about 450.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.