Method for producing needle coke
US4545859A · kind A · utility
3Cited by
14References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 27, 1983 |
| Grant date | Oct 8, 1985 |
| Priority date | — |
| Expiry date | Apr 27, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L9/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method is provided for producing needle coke comprising the steps of heating green needle coke at temperatures between about 935.degree. F. and about 1,100.degree. F. for between about 10 minutes and about 24 hours, cooling the coke to below about 250.degree. F., and calcining the coke at calcination temperatures above about 2,000.degree. F.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.