Reduction of SO.sub.2 with coal
US4147762A · kind A · utility
13Cited by
5References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 26, 1975 |
| Grant date | Apr 3, 1979 |
| Priority date | — |
| Expiry date | Nov 26, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B17/0482
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An improved process for the reduction of SO.sub.2 is provided in which a gas containing SO.sub.2 is contacted with granular coal in the presence of steam.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.