Alloy for occlusion of hydrogen
US4421718A · kind A · utility
3Cited by
2References
6Claims
0Family size
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Key dates
| Filing date | Sep 24, 1982 |
| Grant date | Dec 20, 1983 |
| Priority date | — |
| Expiry date | Sep 24, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S420/90
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An alloy of the general formula: EQU RNi.sub.5-x Cr.sub.y A.sub.z (wherein, R denotes one member selected from the group consisting of rare earth metal atoms and Misch metal, A denotes one metal atom selected from the group consisting of titanium, zirconium, hafnium, vanadium, niobium, and tantalum, x denotes a number falling in the range of 0.01 to 2.0, y denotes a number falling in the range of 0.01 to 2.0, and z denotes a number not exceeding 0.2, providing that x, y, and z have the relation, 5.0.ltoreq.5-x+y+z.ltoreq.5.2) is useful as a hydrogen-occluding metal with slight hysteresis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.