Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703204 | Method for reprocessing aqueous extract solutions obtained in the production of PA 6 or copolyamide | Andreas Gittinger, Claus Wulff, Heinrich Haupt | 1997-12-30 |
| 5605945 | Polyamide compounds containing diepoxide and having high viscosity | Aziz E. Sayed, Edgar Ostlinning, Hubert Goldbach, Dieter L ohr, Ralf Lange | 1997-02-25 |
| 5597888 | Process for the production of high molecular weight polyamide 6 | Werner Nielinger, Andreas Gittinger, Edgar Ostlinning, Helmut Schulte | 1997-01-28 |