Inspection method for the effect of composition on the bond strength of a metallized alumina ceramic
US9786043B2 · kind B2 · utility
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7References
3Claims
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Key dates
| Filing date | Oct 1, 2015 |
| Grant date | Oct 10, 2017 |
| Priority date | — |
| Expiry date | Dec 2, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method of inspecting a unit under test containing brazed dielectric to metal bond, includes providing at least one image of the bond and determining a characteristic of the bond based on at least one of a presence and size of a glassy phase in or adjacent to the bond.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.