Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437209 | Process for metathesis of olefins in the presence of a stabilizing agent of the catalyst | Dominique Commereuc | 2002-08-20 |
| 6399846 | Process for production of paraxylene comprising a high-temperature crystallization with at least one stage and a partial melting of the crystals | Stuart R MacPherson | 2002-06-04 |
| 6336334 | Device for crystallization by isentropic expansion and its use | Ari Minkkinen | 2002-01-08 |
| 6278029 | Process for eliminating polar compounds on an etherification unit | Alain Forestiere, Quentin Debuisschert, Pierre Marache | 2001-08-21 |
| 6165348 | Process for the production of an internal combustion engine fuel base by hydrotreatment and extraction, and the product produced therefrom | Frederic Morel, Massimo Zuliani, Marc Boulet, Roben Loutaty, Jean Claude Company | 2000-12-26 |
| 6162262 | Device for crystallization by isentropic expansion and its use | Ari Minkkinen | 2000-12-19 |
| 6147272 | Process for separating paraxylene comprising at least two crystallization stages at high temperature | Stuart R MacPherson | 2000-11-14 |
| 6111161 | Process for production of paraxylene comprising a high-temperature crystallization with at least one stage and a partial melting of the crystals | Stuart R MacPherson | 2000-08-29 |
| 6084141 | Hydrogenation process comprising a catalytic distillation zone comprising a reaction zone with distribution of hydrogen | Christine Travers, Jean Cosyns, Charles Cameron, Jean-Luc Nocca, Françoise Montecot +3 more | 2000-07-04 |
| 6063978 | Process for separating paraxylene comprising at least one crystallization stage at high temperature and at least one clay treatment upstream from the adsorption zone | Gerard Hotier, Stuart R MacPherson | 2000-05-16 |
| 6060634 | Production of para-xylene from an effluent from paraselective toluene disproportionation using a crystallization process combined with simulated moving bed adsorption | Gerard Hotier | 2000-05-09 |
| 6054630 | Apparatus comprising a catalytic distillation zone comprising a reaction zone with distribution of hydrogen | Christine Travers, Jean Cosyns, Charles Cameron, Jean-Luc Nocca, Françoise Montecot +3 more | 2000-04-25 |
| 6048450 | Process for the selective reduction to the content of benzene and light unsaturated compounds in a hydrocarbon cut | Christine Travers, Jean Cosyns, Charles Cameron, Jean-Luc Nocca, Françoise Montecot | 2000-04-11 |
| 5925234 | Process for the production of an internal combustion engine fuel base by hydrotreatment and extraction, and the product therefrom | Frederic Morel, Massimo Zuliani, Marc Boulet, Roben Loutaty, Jean Claude Company | 1999-07-20 |
| 5888355 | Apparatus comprising a catalytic distillation zone comprising a reaction zone with distribution of hydrogen | Christine Travers, Jean Cosyns, Charles Cameron, Jean-Luc Nocca, Françoise Montecot +3 more | 1999-03-30 |
| 5866740 | Production of para-xylene from an effluent from paraselective toluene disproportionation using a crystallization process combined with simulated moving bed adsorption | Gerard Hotier | 1999-02-02 |
| 5817227 | Process for the selective reduction to the content of benzene and light unsaturated compounds in a hydrocarbon cut | Christine Travers, Jean Cosyns, Charles Cameron, Jean-Luc Nocca, Françoise Montecot | 1998-10-06 |
| 5718820 | Petroleum fuel base | Frederic Morel, Marc Boulet, Massimo Zuliani, Jean Claude Company, Roben Loutaty | 1998-02-17 |
| 5536887 | Process comprising two extractive distillation steps for the production of tertiary ethers from a C.sub.4 or C.sub.5 feedstock | Ari Minkkinen, Lionel Asselineau | 1996-07-16 |
| 5527448 | Process for obtaining a fuel through extraction and hydrotreatment of a hydrocarbon charge, and the gas oil obtained | Frederic Morel, Marc Boulet, Massimo Zuliani, Jean Claude Company, Roben Loutaty | 1996-06-18 |
| 5368691 | Reactive distillation process and apparatus for carrying it out | Lionel Asselineau, Jean-Charles Viltard, Massimo Zuliani | 1994-11-29 |
| 5348624 | Process for separating ethyl tert-butyl ether and ethanol | Annick Pucci, Massimo Zuliani | 1994-09-20 |
| 5250156 | Method of separating ethyl tertiobutyl ether from mixtures with ethanol | Annick Pucci, Massimo Zuliani | 1993-10-05 |
| 5158652 | Process for the separation of tert. butyl ethyl ether from mixtures | Annick Pucci, Massimo Zuliani | 1992-10-27 |
| 5021143 | Process of fractionation and extraction of hydrocarbons allowing obtaining a cut of increased octane index and a kerosene of improved smoke point | Sigismond Franckowiak, Pierre Baumgartner, Georges Cohen | 1991-06-04 |