Issued Patents 2004
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828457 | Method for reducing the content of an unsaturated amine in a mixture containing an amine and a nitrile | Frank Ohlbach, Christoph Benisch, Hermann Luyken, Andreas Ansmann, Rolf Fischer +2 more | 2004-12-07 |
| 6815527 | Continuous method for producing polyamides from aminonitriles | Helmut Winterling, Rolf Fischer, Wolfgang Loth | 2004-11-09 |
| 6815388 | Method for activating passivated iron | Frank Ohlbach, Rolf Fischer, Hermann Luyken, Johann-Peter Melder, Martin Merger +1 more | 2004-11-09 |
| 6756503 | Method for the production of propylene oxide | Joaquim Henrique Teles, Alwin Rehfinger, Anne Wenzel, Norbert Rieber, Peter Rudolf | 2004-06-29 |
| 6727371 | Method for converting an organic compound with a hydroperoxide | Ulrich Müller, Joaquim Henrique Teles, Norbert Rieber, Andreas Walch, Alwin Rehfinger +2 more | 2004-04-27 |
| 6712942 | Working up a mixture comprising alkene and oxygen | Joaquim Henrique Teles, Alwin Rehfinger, Norbert Rieber, Werner Hefner, Anne Wenzel +1 more | 2004-03-30 |
| 6686465 | Preparation of cyclic lactams | Frank Ohlbach, Andreas Ansmann, Rolf Fischer, Hermann Luyken, Stefan Maixner +1 more | 2004-02-03 |
| 6683179 | Preparation of caprolactam | Dieter Baumann, Rolf Fischer, Eberhard Fuchs, Johann-Peter Melder, Frank Ohlbach | 2004-01-27 |
| 6683178 | Preparation of cyclic lactams | Frank Ohlbach, Andreas Ansmann, Rolf Fischer, Hermann Luyken, Stefan Maixner +1 more | 2004-01-27 |
| 6677449 | Preparation of caprolactam | Dieter Baumann, Rolf Fischer, Eberhard Fuchs, Johann-Peter Melder, Frank Ohlbach | 2004-01-13 |
| 6673950 | Method for reacting an organic compound with a hydroperoxide | Joaquim Henrique Teles, Alwin Rehfinger, Norbert Rieber, Anne Wenzel, Andreas Walch +1 more | 2004-01-06 |