Process using sulphate reagent for recovering vanadium from cokes derived from heavy oils
US4389378A · kind A · utility
13Cited by
5References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 24, 1981 |
| Grant date | Jun 21, 1983 |
| Priority date | — |
| Expiry date | Dec 24, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22B34/22
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Vanadium values are recovered from cokes and ashes derived from heavy oils by a novel process comprising heating in the presence of alkali metal sulphate, contacting the resulting solid residue with water and recovering the vanadium values dissolved therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.