High surface area lean NOx catalyst
US6576587B2 · kind B2 · utility
16Cited by
7References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2001 |
| Grant date | Jun 10, 2003 |
| Priority date | — |
| Expiry date | Mar 13, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J35/615
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst for adsorbing oxides of nitrogen from the exhaust gases of an internal combustion engine, comprising an alkaline earth active catalyst site, and a transition metal oxide having a surface area of at least about 75 m2 /g.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.