Gradient porous electrode architectures for rechargeable metal-air batteries
US9293772B2 · kind B2 · utility
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11References
33Claims
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Key dates
| Filing date | Apr 11, 2013 |
| Grant date | Mar 22, 2016 |
| Priority date | — |
| Expiry date | Oct 18, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A cathode for a metal air battery includes a cathode structure having pores. The cathode structure has a metal side and an air side. The porosity decreases from the air side to the metal side. A metal air battery and a method of making a cathode for a metal air battery are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.