Two-stage coking for the production of low metals coke
US4235700A · kind A · utility
6Cited by
10References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 12, 1979 |
| Grant date | Nov 25, 1980 |
| Priority date | — |
| Expiry date | Oct 12, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G51/023
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A low metals coke is produced in a two-stage coking process in which the first coking stage is once-through fluid coking, and the heavy oil separated from the fluid coking zone effluent is coked in a second coking stage, which is delayed coking.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.