Metal coating for a kitchen utensil
US7563517B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Feb 9, 2005 |
| Grant date | Jul 21, 2009 |
| Priority date | — |
| Expiry date | Feb 19, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12736
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The invention relates to a metal coating for a utensil for cooking food products.The coating consists of an aluminum-based alloy containing more than 80% by weight of one or more quasicrystalline or approximant phases, having the composition Ala(Fe1-xXx)b(Cr1-yYy)cZzJj in which: X represents one or more elements isoelectronic with Fe, chosen from Ru and Os; Y represents one or more elements isoelectronic with Cr, chosen from Mo and W; Z is an element or a mixture of elements chosen from Ti, Zr, Hf, V, Nb, Ta, Mn, Re, Rh, Ni and Pd; J represents the inevitable impurities other than copper; a+b+c+z=100; 5≦b≦15; 10≦c≦29; 0≦z≦10; xb≦2; yc≦2; and j<1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.