Method for joining ceramics to ceramics or ceramics to metals, and apparatus
US10094498B2 · kind B2 · utility
0Cited by
7References
6Claims
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Key dates
| Filing date | Mar 27, 2015 |
| Grant date | Oct 9, 2018 |
| Priority date | — |
| Expiry date | Nov 25, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1317
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An assembly including a ceramic body. The assembly comprises a tungsten coupling attached to the ceramic body with a first joint that forms a first helium tight seal between the ceramic body and the tungsten coupling and where the first helium tight seal maintains its integrity at a temperature over 400° C. The assembly includes a metal body attached to the tungsten coupling with a second joint that forms a second helium tight seal between the metal body and the tungsten coupling and where the second helium tight seal maintains its integrity at a temperature over 400° C. A method. A mixture. A coupling.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.