Method for producing needle coke
US4521278A · kind A · utility
7Cited by
14References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 1983 |
| Grant date | Jun 4, 1985 |
| Priority date | — |
| Expiry date | Apr 26, 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 875.degree. F. and about 1,200.degree. F. for between about 10 minutes and about 24 hours, and, without first allowing the temperature of the coke to cool below about 250.degree. F., calcining the green needle coke at calcination temperatures above about 2,000.degree. F.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.