Sulfur dioxide with coal
US4071606A · kind A · utility
2Cited by
5References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 1976 |
| Grant date | Jan 31, 1978 |
| Priority date | — |
| Expiry date | Dec 13, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S48/04
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process is described for producing sulfur by the reaction of sulfur dioxide with agglomerating coal. The purity of the product gases is improved and the tendency of the coal to agglomerate is reduced by employing coal particles having a particle size below 500 microns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.