Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646191 | Method and apparatus for the production of polyamide 6 from polyamide waste | Peter Lausmann, Baldur Ebert | 1997-07-08 |
| 5597852 | Method and apparatus for reprocessing solid polyester material | Reinhard Unger, Hartmut Sieckmann | 1997-01-28 |