Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346210 | Process for the preparation of polycarbonates catalyzed by cyclic aza compounds | Wolfgang Alewelt, Dieter Margotte, Claus Wulff | 1982-08-24 |
| 4327208 | Continuous process for the hydrolytic production of polycaprolactam having a low-monomer and low-dimer content | Gunter Lehr, Uwe Hucks, Werner Nielinger, Erhard Tresper | 1982-04-27 |
| 4312642 | Method for the separate discharge of the individual phase streams of a multiple phase flow | Gunter Lehr, Karl-Dieter Lohr, Uwe Hucks | 1982-01-26 |
| 4310642 | Graft polycarbonates, their preparation and their use as moldings | Dieter Margotte, Werner Nouvertne, Dieter Neuray | 1982-01-12 |