Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624303 | Method for producing N-alkenyl amides | Rolf Pinkos, Thomas Preiss, Rudolf Erich Lorenz | 2003-09-23 |
| 6596862 | Purification of N-vinyl-&egr;-caprolactam | Rolf Pinkos, Rudolf Erich Lorenz, Heike Becker | 2003-07-22 |
| 6583281 | Stabilized N-alkenyllactam | Rolf Pinkos, Rudolf Erich Lorenz, Hansjörg Nickel, Jihong He | 2003-06-24 |
| 6583286 | Method for hydrogenating unsaturated heterocyclic compounds | Melanie Brunner, Jochem Henkelmann, Heinz Rutter, Boris Breitscheidel | 2003-06-24 |
| 6538139 | Preparation of pyrrole and pyridine | Martin Schäfer, Andreas Kramer, Arthur Hohn, Reinhard Kaczmarek, Erhard Henkes | 2003-03-25 |
| 6521767 | Method for suspension hydrogenation of an anthraquinone compound in a special reactor in order to produce hydrogen peroxide | Jochem Henkelmann, Franz Josef Brocker, Gerd Kaibel, Heinz Rutter | 2003-02-18 |
| 6518441 | Method for oxidizing an organic compound containing at least one C-C double bond | Georg Heinrich Grosch, Ulrich Müller, Andreas Walch, Norbert Rieber, Martin Fischer +11 more | 2003-02-11 |