High volume fraction refractory oxide, thermal shock resistant coatings
US4822689A · kind A · utility
36Cited by
13References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 1986 |
| Grant date | Apr 18, 1989 |
| Priority date | — |
| Expiry date | Aug 26, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A coating composition applied to a substrate by thermal spray process, characterized by improved wear, thermal shock resistance and chemical resistance at elevated temperatures, the coating composition containing greater than about 60 volume percent refractory oxide with the balance comprising a cobalt and/or nickel and/or iron base metal matrix containing chromium, aluminum and tantalum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.