Dental casting billet material, metal powder for powder metallurgy, dental metal component, and dental prosthesis
US10130449B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Sep 14, 2015 |
| Grant date | Nov 20, 2018 |
| Priority date | — |
| Expiry date | May 17, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22F2998/10
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A dental casting billet material includes: Co as a main component; Cr in a proportion of 26% by mass or more and 35% by mass or less; Mo in a proportion of 5% by mass or more and 12% by mass or less; and Si in a proportion of 0.3% by mass or more and 2.0% by mass or less, wherein the billet material is formed from a sintered body of a metal powder, and the billet material has a relative density of 92% or more and 99.5% or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.