Hydrogen storage alloy powder and method for producing the same
US6689193B1 · kind B1 · utility
5Cited by
5References
8Claims
0Family size
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Key dates
| Filing date | Apr 25, 2002 |
| Grant date | Feb 10, 2004 |
| Priority date | — |
| Expiry date | Apr 25, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S420/90
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
To produce a hydrogen absorbing alloy powder, a starting powder and a plurality of balls are thrown into a container of a ball mill, and then, the inside of the container is maintained in a hydrogen atmosphere to conduct a mechanical alloying.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.