Anti-CMAS coating with enhanced efficiency
US11473432B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Jun 12, 2018 |
| Grant date | Oct 18, 2022 |
| Priority date | — |
| Expiry date | Jun 12, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A coated gas turbine engine part includes a substrate and a calcium-magnesium-alumino-silicate CMAS protection layer present on the substrate. The layer includes a first phase of a calcium-magnesium-alumino-silicate CMAS protection material and a second phase including particles of an anti-wetting material dispersed in the first phase.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.