Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5714070 | Process for removing solvent and nitrocellulose residues from polyolefin shreds | — | 1998-02-03 |
| 5368796 | Process and apparatus for regenerating used articles of polyolefin to reusable raw material | Hans-Peter Walser | 1994-11-29 |