Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9102998 | Method of recovering rare earths from a solid mixture containing a halophosphate and a rare earth compound and solid mixtures suitable for this method | Jean-Jacques Braconnier | 2015-08-11 |
| 8501124 | Method for recovering rare-earth elements from a solid mixture containing a halophosphate and a compound of one or more rare-earth elements | Jean-Jacques Braconnier | 2013-08-06 |
| 4938852 | Recovery of europium (II) values by electrolysis | Jean-Yves Dumousseau, Jean-Louis Sabot | 1990-07-03 |
| 4834952 | Purification of barium values | Jean-Louis Sabot | 1989-05-30 |
| 4726938 | Liquid/liquid extraction/purification of impure solutions of rare earth values | Jean-Louis Sabot, Michel Burgard, Thierry Delloye | 1988-02-23 |
| 4676957 | Electrolytic separation of cerium/rare earth values | Michel Martin | 1987-06-30 |
| 4647438 | Separation of rare earth values by liquid/liquid extraction | Jean-Louis Sabot | 1987-03-03 |
| 4499057 | Extraction of metals from aqueous solutions with cyclic organic carbonates | Michel Burgard, Marc D. Piteau, Jean-Pierre Senet | 1985-02-12 |
| 4423235 | Carbonates carrying cyclic carbonate groups | Michel Burgard, Marc D. Piteau, Jean-Pierre Senet | 1983-12-27 |