Process for the treatment of gases containing various derivatives of sulphur
US4054642A · kind A · utility
9Cited by
4References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 15, 1976 |
| Grant date | Oct 18, 1977 |
| Priority date | — |
| Expiry date | Jan 15, 1996 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J35/635
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Catalysts for Claus reaction treatment of industrial gases containing hydrogen sulphide and sulphur dioxide in which the catalyst has a specific surface area of at least 80 sq.m./g and is composed of activated alumina and a compound of a metal of column III A of the periodic classification of elements which is present, when calculated as the oxide, in an amount within the range of 1-20% by weight of the catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.