Gaseous modification of MCrAlY coatings
US6129988A · kind A · utility
10Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 1998 |
| Grant date | Oct 10, 2000 |
| Priority date | — |
| Expiry date | Aug 14, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C8/02
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention generally describes methods for modifying MCrAlY coatings by using gaseous carburization, gaseous nitriding or gaseous carbonitriding. The modified MCrAlY coatings are useful in thermal barrier coating systems, which may be used in gas turbine engines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.