Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654192 | Composition containing a surface active compound and glycolipids and decontamination process for a porous medium polluted by hydrocarbons | Jean Ducreux, Daniel Ballerini, Christian Bocard, Nicole Monin | 1997-08-05 |
| 5326407 | Process for washing solid particles comprising a sophoroside solution | Didier Degouy, Jacqueline Lecourtier | 1994-07-05 |
| 4686053 | Micellar systems containing N-acyl N-alkyl .alpha.-amino-carboxylic compounds, particularly useful in enhanced hydrocarbon recovery | Bruno Durif Varambon | 1987-08-11 |
| 4648451 | Enhanced oil recovery process by injecting a micellar solution of surfactants having a solubility gradient in water | Jean-Claude Moulu, Tibor Paal, Gyorgy Tiszai, Gyorgyi Gaal, Laszlo Schmidt +1 more | 1987-03-10 |