Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7423178 | Process for treating an organic solution comprising cyclohexanone oxime, cyclohexanone, and an organic solvent | Hendrik Oevering, Arno Benneker | 2008-09-09 |
| 7408081 | Process for treating an aqueous medium containing cyclohexanone oxime and cyclohexanone | Arno Benneker, Henk Oevering | 2008-08-05 |
| 7309801 | Process for treating an aqueous medium containing phosphate, cyclohexanone and cyclohexanone oxime | Arno Benneker, Henk Oevering | 2007-12-18 |
| 7161037 | Process for treating an aqueous medium containing phosphate salt and organic compounds | Arno Benneker, Hendrik Oevering | 2007-01-09 |
| 7090817 | Process for the preparation of hydroxylammonium | Arno Benneker, Godefridus M. Van Dortmont | 2006-08-15 |
| 4362862 | Preparation of poly-2-pyrrolidone with N-(2-caprolactim)-caprolactam accelerator | Edmond H. J. P. Bour, Jean M. M. Warnier | 1982-12-07 |
| 4345065 | Method for polymerizing pyrrolidone with preheating of catalyst solution | Edmond H. J. P. Bour, Jean M. M. Warnier | 1982-08-17 |
| 4309530 | Two stage procedure for the preparation of polypyrrolidone | Edmond H. J. P. Bour, Jean M. M. Warnier | 1982-01-05 |