Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5961812 | Process and gaseous effluent-collection device for changing spent anodes of pots for electrolysis of aluminum | Pierre Personnet | 1999-10-05 |
| 5947888 | Process for insolubilizing and consolidating spent linings from hall-heroult electrolysis cells | Pierre Personnet | 1999-09-07 |