Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665286 | Method for the continuous production of foam blocks or sheets | Herbert Steilen, Horst Klahre | 1997-09-09 |
| 5643970 | Method and apparatus for foam manufacture using carbon dioxide dissolved under pressure | Ferdinand Althausen, Herbert Steilen, Reiner Raffel, Robert Eiben, Wilfried Ebeling | 1997-07-01 |