Erosion and CMAS resistant coating for protecting EBC and CMC layers and thermal spray coating method
US12215427B2 · kind B2 · utility
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13References
29Claims
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Key dates
| Filing date | Dec 18, 2018 |
| Grant date | Feb 4, 2025 |
| Priority date | — |
| Expiry date | Mar 8, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An erosion and CMAS resistant coating arranged on an EBC coated substrate includes at least one porous vertically cracked (PVC) coating layer providing CTE mitigation and being disposed over the EBC coated substrate. At least one dense vertically cracked (DVC) erosion and CMAS resistant coating layer is deposited over the at least one PVC coating layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.