Process for removing vanadium and sulphur during the coking of a hydrocarbon feed
US4927524A · kind A · utility
12Cited by
12References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 10, 1989 |
| Grant date | May 22, 1990 |
| Priority date | — |
| Expiry date | May 10, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10B55/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for producing metallurgical coke from a hydrocarbon residuum characterized by high vanadium and high sulphur contents comprises coking a hydrocarbon residuum in a coking drum in the presence of an additive selected from the group consisting of carbonates and hydroxides of sodium, potassium and calcium and mixtures thereof and an oxidizing agent selected from the group consisting of water, carbon dioxide and mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.