Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7192508 | Devices to conduct current to or from the electrodes in electrolysis cells, methods for preparation thereof, and an electrolysis cell and a method for production of aluminum by electrolysis of alumina solved in a melted electrolyte | — | 2007-03-20 |
| 4737256 | Laminated carbon cathode for cells for the production of aluminium by electrolytic smelting | Stein Vikersveen | 1988-04-12 |