Thermal barrier coatings for turbine components
US6365281B1 · kind B1 · utility
24Cited by
13References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 24, 1999 |
| Grant date | Apr 2, 2002 |
| Priority date | — |
| Expiry date | Sep 24, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12618
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A turbine component, such as a turbine blade having a metal substrate (22) is coated with a metal MCrAlY alloy layer (24) and then a thermal barrier layer (20) selected from LaAlO3, NdAlO3, La2Hf2O7, Dy3Al5O12, HO3Al3O12, ErAlO3, GdAlO3, Yb2Ti2O7, LaYbO3, Gd2Hf2O7 or Y3Al5O12.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.