Electrochemical cells containing liquid sodium as the anodic material
US4396688A · kind A · utility
1Cited by
6References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 11, 1981 |
| Grant date | Aug 2, 1983 |
| Priority date | — |
| Expiry date | Dec 11, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In a sodium sulphur cell in which a cylindrical electrolyte tube separates sodium from sulphur/sodium polysulphides, with the sodium lying in an annular region between the electrolyte tube and an anode current collector, the sodium annulus contains zircon sand forming a filler and also constituting a capillary means drawing liquid sodium from a sodium reservoir to lie over the surface of the electrolyte tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.