Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4430187 | Reduction cell pot | Sveinn Snaeland, Ragnar Halldorsson, Einar Gudmundsson | 1984-02-07 |
| 4417958 | Process for extinguishing the anode effect in the aluminum electrolysis process | Tomas Arnason, Theodor Tschopp | 1983-11-29 |