Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5256740 | Amino-substituted polymers and their use as additives for modifying the cold properties of middle hydrocarbon distillates | Jacques Denis, Alain Forestiere, Beatrice Bonardi | 1993-10-26 |
| 5112937 | Polymers derived from unsaturated polyesters by addition of compounds with a thiol function and their use as additives modifying the properties of petroleum middle distillates when cold | Jacques Garapon, Remi Touet, Beatrice Debled | 1992-05-12 |
| 5106515 | Polymers derived from unsaturated polyesters by addition of compounds with an amine function and their use as additives modifying the properties of petroleum middle distillates when cold | Jacques Denis, Jacques Garapon, Robert Leger | 1992-04-21 |
| 5104842 | Catalytic composition comprising titanium and phosphorous, its preparation and its use for condensing an epoxide on a carboxylic acid anhydride | Jacques Garapon, Isabelle S. Muller, Remi Touet, Catherine Huet | 1992-04-14 |
| 5041231 | Process for preparing an additive for lubricating oils, the additive thus obtained and a lubricating composition containing the additive | Daniele Eber, Roger Gallo, Paul Maldonado, Simon Paley | 1991-08-20 |
| 5037945 | Polymers derived from unsaturated polyesters by addition of compounds with a thiol function and their use as additives modifying the properties of petroleum middle distillates when cold | Jacques Garapon, Remi Touet, Beatrice Debled | 1991-08-06 |
| 5030711 | Process for condensing at least one epoxide on at least one cyclic anhydride in the presence of a catalyst consisting of at least one titanium nitrogenous complex | Valerie Bagrel, Jacques Garapon, Remi Touet, Catherine Huet | 1991-07-09 |
| 5019643 | Process for condensing at least one epoxide on at least one cyclic anhydride in the presence of a catalyst consisting of at least one titanium complex | Valerie Bagrel, Jacques Garapon, Remi Touet, Catherine Huet | 1991-05-28 |
| 5007733 | Process and device for determining the cloud point of a diesel oil | Dominque Laurent, Gerard Fortunato, Marcel Napoleon | 1991-04-16 |
| 5001202 | Polymers derived from unsaturated polyesters by addition of compounds with an amine function and their use as additives modifying the properties of petroleum middle distillates when cold | Jacques Denis, Jacques Garapon, Robert Leger | 1991-03-19 |
| 4997910 | Process for condensing at least one epoxide on at least one cyclic anhydride in the presence of a titanium-based catalyst | Jacques Garapon, Remi Touet, Catherine Huet | 1991-03-05 |
| 4937007 | Process for inhibiting the deposit of paraffins in crude oils and petroleum sections utilizing N-substituted succinimide ethers | Alain Faure, Paul Maldonado, Jean-Luc Volle | 1990-06-26 |
| 4900332 | Nitrogenous copolymers, their preparation and use as additives for improving the pour properties of hydrocarbon middle distillates | Jacques Denis, Bernard Sillion, Robert Leger | 1990-02-13 |
| 4834892 | Additives for lubricating oils, their process of preparation and lubricating compositions containing them | Daniele Eber, Pierre Hoornaert, Claude Rey | 1989-05-30 |
| 4749499 | Method for preparing very fluid overbased additives having a high basicity and composition containing the additives | Roger Gallo, Paul Maldonado, Pierre Hoornaert, Simon Paley | 1988-06-07 |
| 4731095 | Nitrogen containing copolymers useful as additives for lowering the cloud point of hydrocarbon middle distillates and compositions containing them | Jacques Garapon, Bernard Sillion, Robert Leger | 1988-03-15 |
| 4664676 | Additives compositions useful in particular for improving the cold filterability properties of oil middle distillates | Jacques Denis, Bernard Sillion, Jean-Michel Laupie | 1987-05-12 |
| 4608411 | Grafted ethylene polymers usable more especially as additives for inhibiting the deposition of paraffins in crude oils and compositions containing the oils and said additives | Gilles Meunier, Rene Brouard, Denis Lopez | 1986-08-26 |
| 4511369 | Copolymers with nitrogen groups, useful as additives for decreasing the cloud point of hydrocarbon middle distillates and compositions containing them | Jacques Denis, Bernard Sillion, Robert Leger | 1985-04-16 |
| 4503182 | Copolymers useful as additives for lowering the cloud point of middle hydrocarbon distillates, and compositions of middle hydrocarbon distillates comprising them | Jean-Pierre Durand, Francois Dawans, Robert L/e/ ger | 1985-03-05 |
| 4413133 | Process for manufacturing chlorolactones from unsaturated carboxylic acids | Alain Forestiere, Bernard Sillion | 1983-11-01 |