Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5739355 | Process for production of polyisobutenylsuccinic anhydrides without formation of resins | Patrick Gateau, Jean-Pierre Durand | 1998-04-14 |
| 5735915 | Simplified process for production of alkenylsuccinimides or polyalkenylsuccinimides | Patrick Gateau, Fabrice Paille, Jean-Pierre Durand | 1998-04-07 |
| 5445657 | Polyfunctional polyisobutenes, their preparation, their formulation and their use | Jean-Pierre Durand, Patrick Gateau, Roger Bregent | 1995-08-29 |
| 4747964 | Dispersing additive compositions for lubricating oils and their manufacture | Jean-Pierre Durand, Guy Parc | 1988-05-31 |
| 4454260 | Stable suspensions of water-soluble polymers and their manufacture | Francois Dawans, Norbert Kohler, Quang D. Vu | 1984-06-12 |
| 4396731 | Compositions of coated water-soluble polymers, their manufacture and their use to prepare aqueous solutions for use in enhanced oil recovery | Francois Dawans, Norbert Kohler, Quang Dans Vu | 1983-08-02 |
| 4393151 | Stable suspensions of water-soluble polymers and their manufacture | Francois Dawans, Norbert Kohler, Quang Dang Vu | 1983-07-12 |
| 4359325 | Copolymers from acrylate dicarboxylic compounds and diisobutylene as oil additives | Francois Dawans, Jean-Pierre Durand | 1982-11-16 |
| 4255524 | Syntactic foam compositions useful for manufacturing floating articles | Francois Dawans | 1981-03-10 |