Sulfur recovery plant and process using oxygen
US4798716A · kind A · utility
6Cited by
12References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 7, 1987 |
| Grant date | Jan 17, 1989 |
| Priority date | — |
| Expiry date | Dec 7, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B17/0413
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Oxygen enriched gas to Claus furnace or catalytic reactor is diluted with a process derived dilute H.sub.2 S or SO.sub.2 stream to prevent excessive temperature rise due to use of the oxygen enriched gas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.