Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6127442 | Process for foam production using dissolved under pressure carbon dioxide | Hans-Michael Sulzbach, Reiner Raffel, Robert Eiben, Wilfried Ebeling | 2000-10-03 |
| 6036898 | Process for the continuous production of polyurethane slabstock foam | Hans-Michael Sulzbach | 2000-03-14 |
| 5844015 | Process and device for continuous production of polyurethane block foam | Reiner Raffel, Robert Eiben, Wilfried Ebeling | 1998-12-01 |
| 5833930 | Apparatus for foam manufacturing using carbon dioxide dissolved under pressure | Hans-Michael Sulzbach, Ferdinand Althausen, Reiner Raffel, Robert Eiben, Wilfried Ebeling | 1998-11-10 |
| 5665286 | Method for the continuous production of foam blocks or sheets | Hans-Michael Sulzbach, Horst Klahre | 1997-09-09 |
| 5643970 | Method and apparatus for foam manufacture using carbon dioxide dissolved under pressure | Hans-Michael Sulzbach, Ferdinand Althausen, Reiner Raffel, Robert Eiben, Wilfried Ebeling | 1997-07-01 |
| 5521224 | Method and apparatus for controlling the number of cells in polyurethane foam | Hans-Michael Sulzbach, Reiner Raffel | 1996-05-28 |