NOx adsorber catalyst
US10391478B2 · kind B2 · utility
2Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 4, 2017 |
| Grant date | Aug 27, 2019 |
| Priority date | — |
| Expiry date | Oct 4, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01N3/0814
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A NOx adsorber catalyst composition, a NOx adsorber catalyst and its use in an emission treatment system for internal combustion engines, is disclosed. The NOx adsorber catalyst composition a support material and one or more platinum group metals disposed on the support material, wherein the support material comprises a mixed dopant NOx storage enhancer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.