Fuel cell separator and coating method for fuel cell separator
US10876203B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | May 8, 2019 |
| Grant date | Dec 29, 2020 |
| Priority date | — |
| Expiry date | May 31, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A fuel cell separator includes a metal substrate having a surface; an ion penetration layer including carbon diffusion-inhibiting ions extending from the surface of the metal substrate into the metal substrate; and a carbon coating layer disposed on the surface of the metal substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.