Hydrogen sulfide suppressing catalyst system using an oxide of copper, manganese, nickel or iron
US4939113A · kind A · utility
21Cited by
8References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 3, 1987 |
| Grant date | Jul 3, 1990 |
| Priority date | — |
| Expiry date | Nov 3, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
H.sub.2 S formation by three way catalyst is suppressed by incorporating copper, nickel, manganese or iron oxides into a monolith section downstream of the three way catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.