Exhaust gas cleaning catalyst component, process of production of the same and process for production of exhaust gas cleaning catalyst member
US6120746A · kind A · utility
3Cited by
6References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 26, 1998 |
| Grant date | Sep 19, 2000 |
| Priority date | — |
| Expiry date | May 26, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The active temperature of an exhaust gas cleaning catalyst is shifted to a higher temperature side when Al.sub.2 O.sub.3 and/or CeO.sub.2 is used as a co-catalyst and/or when an oxidation number of Pt or Ir which is used as the noble active component is plus four.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.