Lanthanide batteries
US7252905B2 · kind B2 · utility
53Cited by
12References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 12, 2002 |
| Grant date | Aug 7, 2007 |
| Priority date | — |
| Expiry date | May 25, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A battery (100) comprises an electrolyte in which a lanthanide and zinc form a redox pair. Preferred electrolytes are acid electrolytes, and most preferably comprise methane sulfonic acid, and it is further contemplated that suitable electrolytes may include at least two lanthanides. Contemplated lanthanides include cerium, praseodymium, neodymium, terbium, and dysprosium, and further contemplate lanthanides are samarium, europium, thulium and ytterbium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.