Induction heatable coated metal cooking surface
US12364360B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2020 |
| Grant date | Jul 22, 2025 |
| Priority date | — |
| Expiry date | Feb 23, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C2/12
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
The invention relates to a coated metal cooking rack compatible with induction healing, comprising a metal body including a heating face bearing a protective coating and a cooking face bearing an anti-adhesive coating forming a cooking surface.According to the invention, the metal body is made of two-sided aluminized ferromagnetic low-carbon steel sheet comprising a ferromagnetic low-carbon steel substrate having on each of its two faces an outer layer comprising an aluminum-based matrix, an intermediate layer comprising iron/aluminum intermetallic compounds being arranged between the ferromagnetic low-carbon steel substrate and the outer layer, and at least on the bottom of the heating face the outer layer has a thickness of less than 27 μm, preferably less than 20 μm, and even more preferably less than 18 μm.The invention also relates to a culinary article, an electric cooking appliance and a method of obtaining a coated metal cooking rack.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.