Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372683 | Method and apparatus for the electrolytic extraction of metals from a solution containing metal ions | Jochen-Werner Kuhn-von Burgsdorff | 1994-12-13 |
| 5346608 | Method for obtaining neodymium or neodymium-iron alloy by electrolysis of melts containing neodymium compounds | Jean-Jacques Duruz, Jean-Louis Jorda | 1994-09-13 |