Three-way catalyst
US6680036B1 · kind B1 · utility
23Cited by
9References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 24, 2000 |
| Grant date | Jan 20, 2004 |
| Priority date | — |
| Expiry date | Aug 24, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
New three-way catalysts for vehicles contain, as an oxygen storage component, mixed oxide MnZr. These components are less expensive than state-of-the-art ceria/zirconia, and generally offer improved capacity even after exposure to high temperatures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.