Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6236012 | Plasma torch with an adjustable injector and gas analyzer using such a torch | Eric Coffre, Christian Trassy | 2001-05-22 |
| 6214225 | Process for the preparation of an ultra pure hydrogen peroxide solution by the ion exchange by sequence: anionic-cationic-anionic-cationic | Henry Ledon, Didier Demay, Christine Devos, Serge Jeanin | 2001-04-10 |
| 5961947 | Process for the preparation of an ultra pure hydrogen peroxide solution by the ion exchange by sequence: anionic-cationic-anionic-cationic | Henry Ledon, Didier Demay, Christine Devos, Serge Jeanin | 1999-10-05 |