| 申请日期 | 2025-06-27 | 申请号 | FR06055578 |
| 公开（公告）号 | FR2909998A1 | 公开（公告）日 | 2008-06-20 |
| 公开国别 | FR | 申请人省市代码 | 全国 |
| 申请人 | SNECMA PROPULSION SOLIDE SA | ||
| 简介 | An environmental barrier for a substrate of ceramic matrix composite material containing silicon, in particular containing SiC, is formed by an anticorrosion protection layer containing an aluminosilicate type compound of an alkali or alkaline-earth or rare earth element, e.g. BSAS, with a chemical barrier forming layer of aluminum nitride being interposed between the substrate and the anticorrosion protection layer. | ||
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