Low water content sulfur recovery process
US4473541A · kind A · utility
14Cited by
6References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 31, 1983 |
| Grant date | Sep 25, 1984 |
| Priority date | — |
| Expiry date | May 31, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B17/0456
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Claus plant tail gas is treated to further reduce sulfur content by hydrogenating all sulfur compounds to hydrogen sulfide, pressurizing the resulting stream and cooling to reduce water content therein, and removing hydrogen sulfide from the resulting stream of reduced water content.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.