Gold based alloy composition and brazing therewith, particularly for ceramic-metal seals in electrical feedthroughs
US4217137A · kind A · utility
47Cited by
11References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 26, 1979 |
| Grant date | Aug 12, 1980 |
| Priority date | — |
| Expiry date | Feb 26, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C5/02
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
New alloys containing gold, vanadium, yttrium and/or scandium, optionally including niobium. The alloys are particularly suitable for brazing and for metallizing, most particularly for brazing hermetic ceramic-metal seals. Unique brazing structures and methods are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.