Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4436616 | Process for the beneficiation of phosphate ores | Philippe Dufour, Jean-Jacques Predali, by Marc Ranchin, legal heir, by Genevieve Ranchin, legal heir | 1984-03-13 |
| 4362558 | Process of upgrading nickeliferous oxide ores of lateritic origin | Andre Desnoes, Jean-Jacques Predali | 1982-12-07 |