Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635542 | Process for the production of hydroxyl-group-containing compounds from polyurethane polyurea and/or polyurea wastes | Werner Rasshofer, Walter Meckel | 1997-06-03 |
| 5616623 | Process for the decompostion of polyurethane plastics | Peter Fuhrmann, Franz Lamla, Walter Meckel, Werner Rasshofer | 1997-04-01 |