Lead free dezincification alloy and method of making same
US9399805B2 · kind B2 · utility
0Cited by
7References
14Claims
0Family size
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Key dates
| Filing date | Mar 27, 2014 |
| Grant date | Jul 26, 2016 |
| Priority date | — |
| Expiry date | Aug 26, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22F1/08
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A brass alloy containing trace amounts of iron, manganese and aluminum is disclosed. Phosphorus is added to a zinc, copper melt and combined with the iron, manganese and aluminum to form intermetallics. Additional phosphorus is added so the melt contains between about 0.08 to 0.15% phosphorus. The alloy has tin in the range of 0.15% to 0.35%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.