Electrolysis method and packed cathode bed for electrowinning metals from fused salts
US4824531A · kind A · utility
5Cited by
1References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 16, 1984 |
| Grant date | Apr 25, 1989 |
| Priority date | — |
| Expiry date | Apr 16, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC25C7/025
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Described is a cell for the electrowinning of metals from fused salt baths, especially aluminum from cryolite-alumina, featuring a packed cathode bed of loose refractory materials resistant to the molten metal and disposed at the base of the cell.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.