Composite body with beta-alumina substrate and glass-coating thereon
US4132820A · kind A · utility
11Cited by
3References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 9, 1977 |
| Grant date | Jan 2, 1979 |
| Priority date | — |
| Expiry date | Jun 9, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24322
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A composite body has a beta-alumina substrate with at least one aperture therethrough, and a glass coating covering and adhering to the entire external surface of the substrate. The glass coating has sodium resistance, low alkali ion-conductance, and a coefficient of thermal expansion of 7.3 to 6.1 .times. 10.sup.-6 inches/inch/.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.