Exhaust gas purifying catalyst and method for purifying exhaust gas
US6893997B2 · kind B2 · utility
4Cited by
11References
18Claims
0Family size
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Key dates
| Filing date | Jun 18, 2001 |
| Grant date | May 17, 2005 |
| Priority date | — |
| Expiry date | Jan 12, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An exhaust gas purifying catalyst including a catalyst component containing a refractory inorganic oxide carrying a platinum family metal, a nitrogen oxide adsorbent, and a hydrocarbon adsorbent and a catalyst component for the purification of nitrogen oxide and a method for the purification of an exhaust gas by the use of the catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.