Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8961773 | Method of producing aluminium in an electrolysis cell | Sylvain Fardeau | 2015-02-24 |
| 7504016 | Method and system for controlling addition of powdery materials into the bath of an electrolysis cell for the production of aluminium | Claude Ritter | 2009-03-17 |
| 6065867 | Method and device for measuring the temperature and the level of the molten electrolysis bath in cells for aluminum production | Pierre Homsi, Olivier Granacher | 2000-05-23 |
| 4867851 | Process for regulating the acidity of all-Heelectrolytic cells | Jean-Luc Basquin | 1989-09-19 |
| 4857157 | Process and apparatus for controlling solid electrolyte additions to electrolytic cells for aluminum production | Alain Paternoga | 1989-08-15 |
| 4668352 | Process and apparatus for automatic increased suction extraction on electrolysis tanks for the production of aluminum | George Duprat, Bernard Langon | 1987-05-26 |
| 4335064 | Process for packing electrolysis cells for the production of aluminum | Gerard Hudault | 1982-06-15 |