Nickel-based superalloy
US11739398B2 · kind B2 · utility
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5References
18Claims
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Key dates
| Filing date | Feb 11, 2021 |
| Grant date | Aug 29, 2023 |
| Priority date | — |
| Expiry date | Feb 11, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C19/056
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A composition includes, by weight percent: Cobalt (Co) between about 4.5 and about 7.0; Chromium (Cr) between about 10.2 and about 11.5; Molybdenum (Mo) between about 0.5 and about 2.5; Tungsten (W) between about 4.0 and about 5.5; Rhenium (Re) between about 0 and about 1.2; Aluminum (Al) between about 6.2 and about 6.8; Tantalum (Ta) between about 4.5 and about 6.0; Titanium (Ti) between about 0 and about 0.5; Hafnium (Hf) between about 0 and about 0.5; Carbon (C) between about 0 and about 0.2; Boron (B) between about 0 and about 0.02; and the balance Nickel (Ni), and other incidental impurities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.