Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8048308 | Process for separating at least one actinide element from lanthanide elements in an aqueous medium by sequestration and membrane filtration | Gilles Bernier, Jean-Marc Adnet, Alain Favre-Reguillon, Gerard Le Buzit, Marc Lemaire +2 more | 2011-11-01 |
| 7641799 | Method of separating isotopes | Marc Lemaire, Alain Guy, Frederic Chitry, Stephane Pellet-Rostaing, Olivier Vigneau | 2010-01-05 |
| 7318899 | Method of separating isotopes | Marc Lemaire, Alain Guy, Frederic Chitry, Stephane Pellet-Rostaing, Olivier Vigneau | 2008-01-15 |
| 7063792 | Method for separating metals such as zirconium and hafnium | Noël Ozanne, Marc Lemaire, Alain Guy, Stephane Pellet-Rostaing, Frederic Chitry | 2006-06-20 |
| 6843917 | Method for separating in an aqueous medium lanthanides and/or actinides by combined complexing-nanofiltration, and novel complexing agents therefor | Alain Guy, Marc Lemaire, Frederic Chitry, Stephane Pellet-Rostaing, Christel Gozzi | 2005-01-18 |
| 5925254 | Process for separating sodium from aqueous effluents resulting from the reprocessing of spent nuclear fuel elements | Marc Lemaire, Alain Guy, Eric Gaubert, Colette Bardot, Rodolph Chomel +3 more | 1999-07-20 |
| 5702608 | Process and installation for the decontamination of radioactive nitric effluents containing strontium and sodium | Alain Guy, Marc Lemaire, Bruno Leclere, Gerard Le Buzit, Pierre Doutreluingne | 1997-12-30 |
| 5417942 | Process for trapping gaseous ruthenium on polyvinyl pyridine, more particularly usable for recovering radioactive ruthenium from irradiated nuclear fuels | Marc Lemaire, Alain Guy, Micheline Draye, Rodolph Chomel, Andre Deloge +1 more | 1995-05-23 |
| 5372794 | Process for the separation of certain elements from aqueous solutions resulting from the reprocessing of spent nuclear fuels | Marc Lemaire, Alain Guy, Micheline Draye, Rodolph Chomel, Rene Chevillotte | 1994-12-13 |
| 5344624 | Method for recovering with the aid of a crown compound plutonium (IV) present in solutions, such as aqueous effluents, concentrated solutions of fission products and concentrated solutions of plutonium | Marc Lemaire, Alain Guy, Vincent Guyon, Rodolphe Chomel, Andre Delo Ge +2 more | 1994-09-06 |
| 5183645 | Method for recovering with the aid of a crown compound plutonium (IV) present in solutions, such as aqueous effluents, concentrated solutions of fission products and concentrated solutions of plutonium | Marc Lemaire, Alain Guy, Vincent Guyon, Rodolphe Chomel, Andre Deloge +2 more | 1993-02-02 |
| 5171546 | Use of thioether ligands for separating palladium from aqueous solutions and in particular nitric solutions for dissolving irradiated nuclear fuel elements | Alain Guy, Marc Lemaire, Gerard Le Buzit, Vincent Guyon, Thierry Moutarde +2 more | 1992-12-15 |
| 5085834 | Method for separating by using crown compounds plutonium from uranium and from fission products in the initial stages for the reprocessing of irradiated nuclear fuels | Marc Lemaire, Alain Guy, Rodolphe Chomel, Pierre Doutreluigne, Thierry Moutarde +2 more | 1992-02-04 |
| 5082955 | Method of separating isomers of a crown ether compound to recover cis-syn-cis isomer from dicyclohexyl 18-crown 6. | Marc Lemaire, Alain Guy, Vincent Guyon, Rodolphe Chomel | 1992-01-21 |
| 5028402 | Process for separating by means of crown ethers the uranium and plutonium present in an aqueous medium resulting from the reprocessing of irradiated nuclear fuels | Pierre Epherre, Alain Guy, Marc Lemaire, Rodolph Chomel, Gerard Cauquil +2 more | 1991-07-02 |