Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8329955 | Continuous preparation of amines by nitrile compound hydrogenation | Didier Letourneur, Philippe Leconte, Jean-Francis Spindler, Patrick Lermusiaux | 2012-12-11 |
| 6790994 | Methods for hydrogenating nitrile functions into amine functions | Philippe Leconte | 2004-09-14 |
| 6521779 | Hemihydrogenation method for dinitriles | Jean-Pierre Brunelle, Bernard Darrier, Bernard Chevaljer, Jean Louis Bobet | 2003-02-18 |
| 6518449 | Method for regenerating a hydrogenation catalyst, method for hydrogenating compounds comprising nitrile functions | Philippe Leconte | 2003-02-11 |
| 6232488 | Method for hydrogenating dinitriles | Philippe Leconte, Daniel Rochette, Lionel Sever | 2001-05-15 |