Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693211 | Method and arrangement for closing and cooling the top of an anode casing for a soderberganode in an electrolytic cell | — | 1997-12-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693211 | Method and arrangement for closing and cooling the top of an anode casing for a soderberganode in an electrolytic cell | — | 1997-12-02 |