Nitrogen oxides (NOx) storage catalyst
US10151227B2 · kind B2 · utility
2Cited by
1References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 8, 2016 |
| Grant date | Dec 11, 2018 |
| Priority date | — |
| Expiry date | Aug 21, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst for storing nitrogen oxides (NOx) in an exhaust gas from a lean burn engine comprising a NOx storage material and a substrate, wherein the NOx storage material comprises a NOx storage component and an NO oxidation promoter on a support material, wherein the NO oxidation promoter is manganese or an oxide, hydroxide or carbonate thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.