Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469183 | Method of producing phthalic acid anhydride | Peter Reuter | 2002-10-22 |
| 6462220 | Method for simultaneous preparation of 6-aminocapronitrile and hexamethylene diamine | Hermann Luyken, Frank Ohlbach, Andreas Ansmann, Peter Bassler, Rolf Fischer +4 more | 2002-10-08 |
| 6359178 | Method for producing hexamethylene diamine | Rolf Fischer, Peter Bassler, Hermann Luyken, Frank Ohlbach, Johann-Peter Melder +3 more | 2002-03-19 |
| 6353141 | Functionalized cyclopentene-derived oligomer mixtures, their preparation and their use | Edgar Zeller, Gerhard Schulz, Bernhard Geissler, Michael Roper | 2002-03-05 |
| 6348630 | Method for purifying hexamethylenediamine in mixtures of hexamethylenediamine and an unsaturated cyclic imine | Claudia Merk, Peter Bassler, Rolf Fischer, Hermann Luyken | 2002-02-19 |
| 6346641 | Method for simultaneous production of 6-aminocapronitrile and hexamethylenediamine | Hermann Luyken, Frank Ohlbach, Andreas Ansmann, Peter Bassler, Rolf Fischer +4 more | 2002-02-12 |