Non-precious dental alloy of Co-Ni-Cr containing Si and B
US4175953A · kind A · utility
0Cited by
7References
9Claims
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Assignee
Inventor
Key dates
| Filing date | Jun 29, 1978 |
| Grant date | Nov 27, 1979 |
| Priority date | — |
| Expiry date | Jun 29, 1998 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K6/84
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A dental alloy is described which is comprised of from 13 to 25% Cr, 20 to 40% Ni, 3 to 7.5% Mo, 0.2 to 1.0% B, 2.75 to 5.0% Si, less than 5% Mn and from 30 to 60 Co. This alloy is especially useful as a substitute for the precious metal alloys used to fabricate dental prosthetic appliances.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.