Process for removing sulfur dioxide from waste gases
US4140752A · kind A · utility
3Cited by
3References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 25, 1977 |
| Grant date | Feb 20, 1979 |
| Priority date | — |
| Expiry date | Jul 25, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B17/60
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst/adsorbent for sulfur dioxide from waste gases, via oxidation thereof to sulfur trioxide, comprising vanadium oxide supported on activated carbon, promoted by nickel sulfate or potassium sulfate, or preferably by both.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.