Catalyst-carrying filter
US7625529B2 · kind B2 · utility
31Cited by
33References
19Claims
0Family size
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Inventors
Key dates
| Filing date | Oct 1, 2001 |
| Grant date | Dec 1, 2009 |
| Priority date | — |
| Expiry date | Oct 6, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst holding filter reducing a pressure loss. A catalyst holding filter (10) is made of a ceramic support (4) of SiC covered with a catalyst layer (2). An average pore size of the ceramic support is 10-250 μm, and a porosity of the ceramic support is 40-80%. The catalyst layer contains a catalyst, a cocatalyst and a support material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.