Catalyst for reducing carbon monoxide and hydrocarbon, and method for preparing the same
US11433380B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Jun 24, 2021 |
| Grant date | Sep 6, 2022 |
| Priority date | — |
| Expiry date | Jun 24, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2235/30
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present disclosure provides a catalyst for reducing CO and HC which is a core-shell particle including a core and a shell surrounding the core, the core includes metal oxide nanoparticles and noble metal nanoparticles fixed to the metal oxide nanoparticles, and the shell includes zirconia (ZrO2), and a layer from which the metal oxide is removed between the core and the shell is included.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.