Gold-colored alloy solders
US4014690A · kind A · utility
6Cited by
7References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 14, 1976 |
| Grant date | Mar 29, 1977 |
| Priority date | — |
| Expiry date | May 14, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C5/02
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A gold-colored alloy solder for use with dental gold alloys and gold-colored jewelry alloys includes the following ranges of constituents in percentages by weight: ______________________________________ Constituent Proportional Range ______________________________________ Gold 60 - 70% Platinum 0 - 10% Palladium 0 - 10% Copper 10 - 25% Gallium 5 - 10% Iridium 0 - 0.01% ______________________________________ With the proviso that the total of said platinum and palladium is from about 5-10%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.