Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6864400 | Catalyst comprising at least one zeolite with structure type NES and rhenium, and its use for transalkylation of alkylaromatic hydrocarbons | Elisabeth Merlen, Nathalie Ferrer, Olivia Martin | 2005-03-08 |
| 6723301 | EUO-structural-type zeolite with a low si/Al ratio and its use as catalyst for isomerization of C8-aromatic fractions | Loic Rouleau, Frédéric Kolenda, Elisabeth Merlen | 2004-04-20 |
| 6635791 | Process for pretreating a catalyst based on an EUO zeolite under severe conditions | Julia Magne-Drisch, Jean-Francois Joly, Elisabeth Merlen | 2003-10-21 |
| 6616910 | Process for preparation of an EUO-structural-type zeolite, the zeolite that is obtained and its use as catalyst for isomerization of C8-aromatic compounds | Loic Rouleau, Frédéric Kolenda, Elisabeth Merlen | 2003-09-09 |
| 6613709 | Catalyst comprising at least one zeolite with structure type NES and rhenium, and its use for transalkylation of alkylaromatic hydrocarbons | Elisabeth Merlen, Nathalie Ferrer, Olivia Martin | 2003-09-02 |
| 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, Gerard Hotier, Jean-Francois Joly, Elisabeth Merlen | 2003-03-04 |
| 6514479 | EUO zeolite comprising crystals and aggregates of crystals with specific granulometrys and its use as a catalyst in the isomerisation of C8 aromatic compounds | Elisabeth Merlen, Olivia Martin, Nathalie Ferrer, Sylvie Lacombe, Loic Rouleau +1 more | 2003-02-04 |
| 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, Gerard Hotier, Jean-Francois Joly, Elisabeth Merlen | 2003-01-28 |
| 6486372 | Catalyst based on dealuminated mordenite containing at least one metal from groups VI, VII or VIII, and its use for dismutation and/or transalkylation of aromatic hydrocarbons | Elisabeth Merlen | 2002-11-26 |
| 6465705 | Process for isomerizing aromatic C8 cuts in the presence of a catalyst based on mordenite containing at least one group VIII metal and at least one group III metal | Elisabeth Merlen | 2002-10-15 |
| 6448459 | Process for the production of paraxylene that comprises an adsorption stage, a liquid phase isomerization stage and a gas phase isomerization stage with an euo-type zeolite | Julia Magne-Drisch, Jean-Francois Joly, Ari Minkkinen, Elisabeth Merlen | 2002-09-10 |
| 6429345 | Process for production phenylalkanes using a catalyst based on a zeolite with structure type EUO | Jean-Francois Joly, Elisabeth Merlen, Julia Magne-Drisch | 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, Gerard Hotier, Alain Methivier, Jean-Francois Joly, Elisabeth Merlen | 2002-04-23 |
| 6369287 | Process for co-production and separation of ethylbenzene and paraxylene | Julia Magne-Drisch, Gerard Hotier, Alain Methivier | 2002-04-09 |
| 6350929 | Process for isomerizing and dehydrogenating using a catalyst activated by sulfurization and passivation with ammonia or precursor thereof | Julia Magne-Drisch, Vincent Coupard, Jean-Francois Joly, Elisabeth Merlen | 2002-02-26 |
| 6342200 | Process for preparing a zeolite with structure type EUO | Loic Rouleau, Sylvie Lacombe, Elisabeth Merlen, Frédéric Kolenda, Julia Magne-Drisch | 2002-01-29 |
| 6337427 | Process for isomerizing aromatic cuts containing eight carbon atoms using a catalyst containing a zeolite with an EUO type structure | Jean-Francois Joly, Julia Magne-Drisch, Elisabeth Merlen, Eric Benazzi, Sylvie Lacombe | 2002-01-08 |
| 6337063 | Process for preparing a zeolite with structure type EUO using structuring agent precursors and its use as an AC8 isomerisation catalyst | Loic Rouleau, Sylvie Lacombe, Elisabeth Merlen, Frédéric Kolenda, Julia Magne-Drisch | 2002-01-08 |
| 6333289 | Process for activating catalysts for isomerizing aromatic compounds containing eight carbon atoms | Jean-Francois Joly, Julia Magne-Drisch, Elisabeth Merlen, Eric Benazzi, Sylvie Lacombe | 2001-12-25 |
| 6313363 | Process for isomerizing aromatic compounds containing eight carbon atoms | Jean-Francois Joly, Julia Magne-Drisch, Elisabeth Merlen, Eric Benazzi, Sylvie Lacombe | 2001-11-06 |
| 6271429 | Process for isomerizing and dehydrogenating aromatic compounds containing eight carbon atoms with different catalysts | Jean-Francois Joly, Julia Magne-Drisch, Vincent Coupard, Gerard Miquel, Marc Reymond | 2001-08-07 |
| 6218334 | Catalysts which can be used in conversion reactions of hydrocarbons and containing silicon | Jean-Marie Deves, Patrick Euzen | 2001-04-17 |
| 6198014 | Process for isomerizing aromatic compounds containing eight carbon atoms comprising a recycle | Jean-Francois Joly, Julia Magne-Drisch, Gerard Miquel, Marc Reymond, Vincent Coupard | 2001-03-06 |
| 6177604 | Process for co-production and separation of ethylbenzene and paraxylene | Gerard Hotier, Alain Methivier | 2001-01-23 |
| 6150292 | Catalyst for isomerizing aromatic C8 cuts | Elisabeth Merlen | 2000-11-21 |