Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5458751 | Recovery of aprotic polar solvents from their saline aqueous solutions | Jose Luis Orozco | 1995-10-17 |
| 5001269 | Process for the production of lower dialkyl disulphides | Yves Darche | 1991-03-19 |
| 4876389 | Process for the production of organic polysulphides and catalyst system for its use | Yves Darche | 1989-10-24 |
| 4699736 | Manufacture of alkane sulphonyl chlorides | Jacques Tournier-Lasserve | 1987-10-13 |
| 4645648 | Sealing system in a chemical apparatus between an enlosure of brittle material and metal components | Henri Lalanne, Rene Perono | 1987-02-24 |