Casting mold of grading with silicon carbide
US10391547B2 · kind B2 · utility
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118References
22Claims
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Key dates
| Filing date | Jun 4, 2014 |
| Grant date | Aug 27, 2019 |
| Priority date | — |
| Expiry date | Feb 13, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C14/00
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A mold for casting a titanium-containing article includes calcium aluminate and silicon carbide, and the silicon carbide is graded in the mold such that it is in different portions of the mold in different amounts, with the highest concentration of silicon carbide being located between a bulk of the mold and a surface of the mold that opens to a mold cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.