Issued Patents All Time
Showing 26–50 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6841714 | Process for co-production of paraxylene, metaxylene and/or orthoxylene | Philibert Leflaive, Luc Wolff, Alain Methivier | 2005-01-11 |
| 6838588 | Process for co-producing para-xylene and metaxylene, comprising two separation steps | Philibert Leflaive, Alain Methivier | 2005-01-04 |
| 6828470 | Coproduction process for para-xylene and ortho-xylene comprising two separation steps | Philibert Leflaive, Luc Wolff, Alain Methivier | 2004-12-07 |
| 6797175 | Device for injecting a diverted fluid into a simulated moving bed separation process | — | 2004-09-28 |
| 6696616 | Process for co-production of metaxylene and paraxylene | Didier Pavone | 2004-02-24 |
| 6537451 | Rotary valve | — | 2003-03-25 |
| 6528695 | Process for the production of an isomer of xylenes in three stages: separation, isomerization in the presence of a catalyst based on an EUO zeolite and transalkylation | Julia Magne-Drisch, Jean-Francois Joly, Elisabeth Merlen, Fabio Alario | 2003-03-04 |
| 6512154 | Production of a xylene isomer in three stages: separation, isomerization with a catalyst with an EUO zeolite base and transalkylation with recycling of C10-aromatic compounds | Julia Magne-Drisch, Jean-Francois Joly, Elisabeth Merlen, Fabio Alario | 2003-01-28 |
| 6429346 | Simultaneous process for simulated moving-bed dismutation and separation of toluene into benzene and xylenes | Hugues Dulot, Michel Bailly, Karine Ragil | 2002-08-06 |
| 6376734 | Process for the production of at least one isomer of xylenes that comprise an adsorption stage and an isomerization stage with an euo-structural-type catalyst | Julia Magne-Drisch, Alain Methivier, Jean-Francois Joly, Fabio Alario, Elisabeth Merlen | 2002-04-23 |
| 6369287 | Process for co-production and separation of ethylbenzene and paraxylene | Julia Magne-Drisch, Fabio Alario, Alain Methivier | 2002-04-09 |
| 6359186 | Process for co-production of metaxylene and paraxylene | Larry Mank, Françoise Montecot | 2002-03-19 |
| 6338791 | High octane number gasolines and their production using a process associating hydro-isomerization and separation | Karine Ragil, Sophie Jullian, Jean-Pierre Durand, Olivier Clause | 2002-01-15 |
| 6332982 | Apparatus for regulating the flow rate of at least one fluid in simulated moving bed separation units | Albert Le Corre, Dominique Humeau, Pierre Renard | 2001-12-25 |
| 6284200 | Flushing apparatus in a simulated mobile bed adsorption unit comprising two fluid distribution lines, and the use thereof | — | 2001-09-04 |
| 6261458 | System for alternately merging at least four fluids and its application in a separation process in a simulated moving bed | Olivier Callebert | 2001-07-17 |
| 6177604 | Process for co-production and separation of ethylbenzene and paraxylene | Fabio Alario, Alain Methivier | 2001-01-23 |
| 6149874 | Rinsing apparatus in a simulated moving bed adsorption unit, and the use thereof | — | 2000-11-21 |
| 6110364 | Device for improving the purity of a product in a simulated fluid bed | Pierre Renard, Annick Pucci, Didier Pavone | 2000-08-29 |
| 6099736 | Process for simulated moving bed separation with a constant recycle rate | — | 2000-08-08 |
| 6063285 | Apparatus for regulating the flow rate of at least one fluid in simulated moving bed separation units | Albert Le Corre, Dominique Humeau, Pierre Renard | 2000-05-16 |
| 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 | Paul Mikitenko, 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 | Paul Mikitenko | 2000-05-09 |
| 6017448 | Apparatus and process for flushing a simulated moving bed comprising at least two fluid distribution lines | France Chopinet, Robert Jacob, Francis Nativel | 2000-01-25 |
| 5972224 | Process and device for improving the purity of a product in a simulated fluid bed | Pierre Renard, Annick Pucci, Didier Pavone | 1999-10-26 |