Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |