Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4420572 | Continuous process for the production of highly concentrated spinning solutions of acrylonitrile polymers and a suitable device for this purpose | Ernst Horoldt, Helmut Vollmuller, Heinz Bernhard | 1983-12-13 |