Cement for particle filter
US8398736B2 · kind B2 · utility
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9Claims
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Key dates
| Filing date | Jun 19, 2007 |
| Grant date | Mar 19, 2013 |
| Priority date | — |
| Expiry date | Nov 17, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24157
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Jointing cement intended in particular for fastening together a plurality of filter blocks of a filtering body of an exhaust gas particle filter of an internal combustion engine of a motor vehicle, having a silicon carbide (SiC) content of between 30% and 90%. The cement according to the invention includes at least 0.05% and less than 5% of a thermosetting resin, the percentages being percentages by weight relative to the total weight of the thermosetting resin and the mineral material, apart from the possible water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.