Environmental barrier coating
US8334062B1 · kind B1 · utility
4Cited by
3References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2008 |
| Grant date | Dec 18, 2012 |
| Priority date | — |
| Expiry date | Sep 29, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05B2230/90
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention relates generally to a multi-layered article suitable for service in severe environments. The article may be formed of a substrate, such as silicon carbide and/or silicon nitride. The substrate may have a first layer of a mixture of a rare earth silicate and Cordierite. The substrate may also have a second layer of a rare earth silicate or a mixture of a rare earth silicate and cordierite.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.