Process and alloy for decorative galvanizing of steel
US6863748B2 · kind B2 · utility
1Cited by
2References
9Claims
0Family size
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Key dates
| Filing date | Dec 26, 2002 |
| Grant date | Mar 8, 2005 |
| Priority date | — |
| Expiry date | Aug 16, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12799
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process and an alloy for galvanizing non-reactive steel and mixed or moderately reactive steel for providing a decorative spangle to the galvanized coating. The alloy contains 0.1 to less than 0.8 wt % tin, 0.05 to 0.2 wt % bismuth, 0.001 to 0.008 wt % aluminum, and optionally 0 to 0.1 wt % nickel, the balance zinc of commercial purity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.