Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6090351 | Moving bed chamber with a regularized flow | Daniel Vuillemot, Roland Huin | 2000-07-18 |
| 5954950 | Intensive hydrofining of petroleum fractions | Frederic Morel, Pierre Trambouze, Stephane Kressmann | 1999-09-21 |
| 5869541 | Conversion of synthesis gas to hydrocarbons in the presence of a liquid phase | Isabelle Harter, Patrick Chaumette | 1999-02-09 |
| 5833936 | Vessel with improved solid particle extraction | Renaud Pontier, Daniel Vuillemot | 1998-11-10 |
| 5817901 | Selective hydrogenation of hydrocarbon cuts containing monounsaturated and polyunsaturated hydrocarbons | Pierre Trambouze, Gerard Leger, Henri Delhomme | 1998-10-06 |
| 5772044 | Apparatus for concentrating fine or broken particles | Jean De Bonneville, Daniel Vuillemot | 1998-06-30 |
| 5712213 | Rejuvenation process for a solid alkylation catalyst | Jean-Francois Joly, Eric Benazzi, Christian Marcilly, Alain Forestiere | 1998-01-27 |
| 5658539 | Chambers of a moving bed | Maurice Berthelin, Jean De Bonneville, Roland Huin, Daniel Vuillemot | 1997-08-19 |
| 5169517 | Process for the treatment of petroleum fractions containing metals, in the presence of solid particles, including a magnetohydrostatic separation stage for the said particles and the recycling of part of them | Andre Buisson, Frederic Morel | 1992-12-08 |
| 5047217 | Reactor with internal heat control by hollow heat exchanger plates | Quang Dang Vu, Roland Huin | 1991-09-10 |
| 5035867 | Reactor and reaction method with internal heat control by hollow heat exchanger plates | Quang Dang Vu, Roland Huin | 1991-07-30 |
| 4820495 | Plate reactors for chemical syntheses under high pressure in gaseous phase and with heterogeneous catalysis | Quang D. Vu, Claude Pradel, Jean-Francois Le Page | 1989-04-11 |
| 4816140 | Process for deasphalting a hydrocarbon oil | Pierre Trambouze, Pierre Bergez, Michel Claveau | 1989-03-28 |
| 4738769 | Process for converting liquid or semi-liquid hydrocarbon charges to lighter fractions | Christian Busson, Jacques Alagy, Pierre Galtier | 1988-04-19 |
| 4687656 | Longitudinal reactor for chemical syntheses in gas phase and heterogeneous catalysts | Dang V. Quang, Claude Pradel, Jean-Francois Le Page | 1987-08-18 |
| 4659455 | Process for withdrawing catalyst particles from a reaction zone | Didier Dall, Remy Patoux, Pierre Renard | 1987-04-21 |
| 4544544 | Plate reactors for chemical syntheses under high pressure in gaseous phase and with heterogeneous catalysis | Quang Dang Vu, Claude Pradel, Jean-Francois Le Page | 1985-10-01 |
| 4472264 | Process for converting solid carbonaceous materials to methane | Christian Busson, Jacques Alagy, Pierre Galtier | 1984-09-18 |
| 4444653 | Process and device for withdrawing solid particles and introducing a liquid charge at the lower part of a contact zone | Yves Jacquin | 1984-04-24 |
| 4392943 | Process and device for withdrawing solid particles and introducing a liquid charge at the lower portion of a contact zone | Yves Jacquin, Hugo Van Landeghem | 1983-07-12 |
| 4366327 | Process for producing ethers by reacting olefins with alcohols | Alain Convers, Bernard Torck, Pierre Amigues | 1982-12-28 |
| 4210015 | Device for following the variations in the composition of a flowing heterogeneous liquid mixture | Patrick Scemama | 1980-07-01 |
| 4187169 | Process and apparatus for effecting three-phase catalytic reactions | Daniel Vuillemot, Claude Dujardin | 1980-02-05 |