Tungsten carbide powder
US11312632B2 · kind B2 · utility
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Key dates
| Filing date | Oct 12, 2017 |
| Grant date | Apr 26, 2022 |
| Priority date | — |
| Expiry date | Sep 11, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/12
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Provided is a tungsten carbide powder satisfying such a condition that when the Fsss particle size thereof is represented by a (μm) and the BET particle size thereof converted from the BET specific surface area is represented by b (μm), a is 0.40 μm or more and 1.50 μm or less, and b/a is 0.17 or more and 0.35 or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.