MCrAlY alloy, methods to produce a MCrAlY layer and a honeycomb seal
US8708646B2 · kind B2 · utility
0Cited by
17References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 2009 |
| Grant date | Apr 29, 2014 |
| Priority date | — |
| Expiry date | Aug 15, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12931
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A MCrAlY alloy, methods to produce a MCrAlY layer and a honeycomb seal are provided. The MCrAlY alloy includes chromium, aluminum, yttrium and iron and optionally titanium, hafnium or silicon. The honeycomb seal includes a substrate, honeycomb cells and a protective coating on side walls of the honeycomb cells or a diffusion area inside side walls of the honeycomb cells, the protective coating or the diffusion area including the MCrAlY alloy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.