Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6774083 | Process for improving the stability and/or preventing the deactivation of the catalyst during the manufacture of acetic acid and/or of methyl acetate | Daniel Thiebaut, Lise Layeillon, Daniel Marchand | 2004-08-10 |
| 6617472 | Process for improving the stability and/or preventing the deactivation of the catalyst during the manufacture of acetic acid and/or of methyl acetate | Daniel Thiebaut, Lise Layeillon, Daniel Marchand | 2003-09-09 |
| 6538156 | Method for purifying adipic acid by crystallization | Eric B. Henriet, Philippe Leconte, Robert Perron | 2003-03-25 |
| 6395927 | Method for preparing acetic acid and/or methyl acetate by isomerization and carbonylation | Robert Perron, Daniel Thiebaut | 2002-05-28 |
| 6372942 | Pentenoic acid hydroxycarbonylation method | Jacques Brivet, Eric B. Henriet, Robert Perron | 2002-04-16 |
| 6232490 | Method for preparing acetic acid and/or methyl acetate by methyl formate isomerization | Robert Perron, Daniel Thiebaut | 2001-05-15 |
| 6222069 | Method for purifying adipic acid in water | Eric B. Henriet, Philippe Leconte, Robert Perron | 2001-04-24 |
| 6204379 | Preparation of caprolactam | Michel Spagnol | 2001-03-20 |
| 5908803 | Process for isolation of a catalyst containing palladium | Philippe Leconte | 1999-06-01 |
| 5763655 | Preparation of pentenoic acids via hydroxycarbonylation of butadiene | Robert Perron | 1998-06-09 |
| 5625096 | Hydroxycarbonylation of butadiene | Phillipe Denis, Robert Perron | 1997-04-29 |
| 5587056 | Separation of aliphatic diacids from adipic acid admixtures thereof | Philippe Denis, Robert Perron | 1996-12-24 |
| 5380938 | Preparation of unsaturated carboxylic acids by carbonylation of allylic butenols and/or esters thereof | Philippe Denis, Francois Metz, Robert Perron | 1995-01-10 |