Material having a multilayer architecture and intended for being contacted with liquid silicon
US9145339B2 · kind B2 · utility
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4References
22Claims
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Key dates
| Filing date | Sep 3, 2009 |
| Grant date | Sep 29, 2015 |
| Priority date | — |
| Expiry date | Apr 24, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249974
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention relates to novel materials intended for being contacted with liquid silicon and having a multilayer architecture, the intermediate layer of which is formed by a silicon carbide matrix containing at least one carbon nodule. The invention also relates to the method for preparing said materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.