Catalyst for purifying automobile exhausts
US5916839A · kind A · utility
8Cited by
6References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 15, 1996 |
| Grant date | Jun 29, 1999 |
| Priority date | — |
| Expiry date | Oct 15, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J23/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst useful in purifying exhaust gases is disclosed which includes: (a) a carrier including a composite of SiO.sub.2, .gamma.-alumina and an alkali earth metal oxide selected from the group consisting of MgO and BaO; (b) an oxygen absorbing material; and (c) at least one noble metal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.