Poison resistant lean NOx catalyst
US6407032B1 · kind B1 · utility
8Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 29, 2000 |
| Grant date | Jun 18, 2002 |
| Priority date | — |
| Expiry date | Dec 29, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2255/50
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A poison resistant lean NOx catalyst comprising: a protective coating of a first catalyst support material including a metal-zirconium phosphate component, coated on a second NOx occluding catalyst material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.