Catalyst for purifying exhaust gas
US6569803B2 · kind B2 · utility
26Cited by
24References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 16, 2001 |
| Grant date | May 27, 2003 |
| Priority date | — |
| Expiry date | Jun 1, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S502/525
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst, for purifying an exhaust gas, contains at least one catalyst component from among Pt, Pd, Rh, Au, Ag and Ir, and a complex oxide of the perovskite type comprising at least two different metal elements. In the catalyst, the catalyst component is carried on the complex oxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.