Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976939 | Processing of rare earth ores | Frederic Fabre, Claude Magnier | 1990-12-11 |
| 4758412 | Production of rare earth hydroxides from phosphate ores | Frederic Fabre, Andre Lambert | 1988-07-19 |
| 4636369 | Essentially complete recovery of uranium, yttrium, thorium and rare earth values from phosphate rock during wet-process production of phosphoric acid therefrom | Jean Fava, Andre Lambert | 1987-01-13 |