Issued Patents All Time
Showing 26–50 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6281402 | Alternated process for olefin metathesis | Vincent Coupard, Francois Hugues, Dominique Commereuc, Beatrice Fischer, Pierre Boucot | 2001-08-28 |
| 6278029 | Process for eliminating polar compounds on an etherification unit | Quentin Debuisschert, Pierre Marache, Paul Mikitenko | 2001-08-21 |
| 6242662 | Process for obtaining butene-1 | Michel Dorbon, Francois Hugues, Jean-Charles Viltard, Blaise Didillon | 2001-06-05 |
| 6235956 | Acetals, their preparation and their use | Francois Hugues, Lucien Saussine, Dominique Commereuc | 2001-05-22 |
| 6203712 | Process for separation by settling in a plurality of distinct zones | Charles Bronner, Francois Hugues | 2001-03-20 |
| 6184315 | Process for polymerization in the presence of alpha olefins | Francois Hugues | 2001-02-06 |
| 6159344 | Reaction and distillation device | Marie-Claire Marion, Christophe Thille, Jean-Charles Viltard | 2000-12-12 |
| 6149879 | Modular device that comprises a reaction zone and a separation zone | Quentin Debuisschert, Isabelle Harter, Jean-Paul Dessapt, Pierre Marache | 2000-11-21 |
| 6143936 | Process for producing an ether and an olefin from a hydrocarbon cut containing at least one tertiary olefin by synthesizing then decomposing an ether, comprising a first step for purifying the olefin by washing with water | Marie-Claire Marion, Vincent Coupard, Philippe Travers, Jean-Charles Viltard | 2000-11-07 |
| 6121505 | Process for synthesizing and purifying olefins comprising dehydrogenating a paraffin | Charles Bronner, Reynald Bonneau, Pierre Boucot | 2000-09-19 |
| 6100438 | Process for producing a tertiary olefin by decomposing a tertiary alkyl ether | Marie-Claire Marion, Vincent Coupard, Philippe Travers, Jean-Charles Viltard | 2000-08-08 |
| 6072095 | Process for producing a tertiary olefin by decomposing a tertiary alkylether, comprising a first step of purification by washing with water | Marie-Claire Marion, Vincent Coupard, Philippe Travers, Jean-Charles Viltard | 2000-06-06 |
| 6049020 | Process for producing an ether and an olefin from a hydrocarbon cut containing at least one tertiary olefin by synthesising then decomposing an ether, comprising a first step for purifying the olefin by fractionation | Marie-Claire Marion, Vincent Coupard, Philippe Travers, Jean-Charles Viltard | 2000-04-11 |
| 6036848 | Method for loading and unloading a catalyst without halting the progress of an operation | Jean-Paul Dessapt, Pierre Marache | 2000-03-14 |
| 6028239 | Process for the production of tertiary olefin(s) by decomposition of the corresponding ether using a particular catalyst | Marie-Claire Marion, Armand Barret | 2000-02-22 |
| 5994594 | Process for producing an alpha olefin, a tertiary olefin and/or an ether from an unsaturated hydrocarbon cut | Marie-Claire Marion, Vincent Coupard, Philippe Travers, Jean-Charles Viltard | 1999-11-30 |
| 5969206 | Reverse emulsion aliphatic alkylation process with catalyst-olefin premixing | Jacques Alagy, Jean-Francois Joly, Eric Benazzi, Jean-Charles Viltard, Luis Borges | 1999-10-19 |
| 5962750 | Process that involves the optimum etherification of a hydrocarbon fraction that contains olefins that have 6 carbon atoms per molecule | Charles Cameron, Marie-Claire Marion, Jean-Luc Nocca, Jean-Luc Duplan | 1999-10-05 |
| 5853551 | Process for the separation of alpha-olefins by distillation of an effluent comprising ethylene and 1-butene | Pierre Boucot, Jean-Alain Chodorge, Yves Glaize, François Hughes | 1998-12-29 |
| 5811626 | Paraffin alkylation process | Jean-Francois Joly, Jean-Luc Duplan, Eric Benazzi | 1998-09-22 |
| 5776320 | Process and apparatus for reactive distillation with a particular distribution of liquid and vapour phases | Marie-Claire Marion, Jean-Charles Viltard, Philippe Travers, Isabelle Harter | 1998-07-07 |
| 5744681 | Paraffin alkylation process | Jean-Francois Joly, Jean-Luc Duplan, Eric Benazzi | 1998-04-28 |
| 5728912 | Butene-1 production by dimerization of ethylene comprising an improved spent catalyst removal section | Syed Saqualain Haider Rizvi, Fahad Abdulaziz Al Sherehy, Moayyed Issa Al-Qurtas, Jean Gaillard | 1998-03-17 |
| 5712213 | Rejuvenation process for a solid alkylation catalyst | Jean-Francois Joly, Eric Benazzi, Christian Marcilly, Jean-Paul Euzen | 1998-01-27 |
| 5668293 | Catalyst and a benzene hydrogenation process using said catalyst | Pierre Yout, Henri Delhomme | 1997-09-16 |