Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6235252 | Method for recovering nitrate ions as nitric acid from nuclear industry effluents | Gilbert Schall, Sylvie Davied | 2001-05-22 |
| 5391347 | Process for the production of sintered nuclear fuel pellets from precipitated solutions with the aid of hydrogen peroxide in an acid medium | Bernard Bastide | 1995-02-21 |
| 5219540 | Method of removing ruthenium contained in uranium-containing solutions | Francois Nicolas | 1993-06-15 |
| 5164050 | Method of obtaining uranium from oxide using a chloride process | Yves Bertaud, Jean Boutin, Pierre Brun, Roger Durand, Airy-Pierre Lamaze +1 more | 1992-11-17 |
| 4971734 | Method of making nuclear fuel pellets, comprising producing and using pourable, frittable powders obtained directly by precipitation of peroxides | Paul Mollard | 1990-11-20 |
| 4758411 | Process for the recovery in the form of tetravalent fluoride of uranium extracted from phosphate-bearing solutions with the addition of metalic ions | — | 1988-07-19 |
| 4744960 | Process for the separation of rare earths and uranium of a UF.sub.4 concentrate and for putting them into useful form | Bernard Martinez | 1988-05-17 |
| 4714596 | Process for the recovery in the form of tetravalent fluoride of uranium extracted from phosphate-bearing solutions | — | 1987-12-22 |
| 4643882 | Process for recovery by a solvent of the uranium present in phosphoric acid | — | 1987-02-17 |
| 4634580 | Process for the purification of wet-process phosphoric acid by removal of cadmium | El A. Jdid, Pierre Blazy, Jacques Bessiere | 1987-01-06 |
| 4585626 | Process for making into useful products the uranium and rare earths contained in impure UF.sub.4 resulting from the extraction of uranium from phosphoric acid | — | 1986-04-29 |
| 4576802 | Method of dissolving impure uranium tetrafluoride | — | 1986-03-18 |
| 4510122 | Process for extracting uranium from phosphoric acids by means of alkylpyrophosphoric acids | — | 1985-04-09 |
| 4450143 | Process for reducing the organic solvent losses in the treatment of a suspension resulting from the acid attack on an ore | Bernard Siffert, Jean J. Trescol | 1984-05-22 |
| 4381286 | Process for the selective separation of uranium and molybdenum which are contained in an amino solvent | — | 1983-04-26 |
| 4363788 | Separation of uranium and molybdenum using a solvent | Jean-Pierre Cuer | 1982-12-14 |