Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6689325 | Process and device for producing foam using carbon dioxide dissolved under pressure | Reiner Raffel, Wilfried Ebeling, Robert Eiben | 2004-02-10 |
| 6261486 | Process and device for the production of polyurethane moldings by the shot process | Hans-Michael Sulzbach | 2001-07-17 |
| 6147133 | Process and device for producing foam using carbon dioxide dissolved under pressure | Hans-Michael Sulzbach, Reiner Raffel, Robert Eiben, Wilfried Ebeling | 2000-11-14 |
| 6065862 | High-pressure mixing head | Jurgen Wirth, Florian Thiebes | 2000-05-23 |
| 6033104 | Device for removing plastics residues from mixer head outlet pipes | — | 2000-03-07 |
| 6019919 | Process for foam production using carbon dioxide dissolved under pressure | Hans-Michael Sulzbach, Reiner Raffel, Robert Eiben, Wilfried Ebeling | 2000-02-01 |
| 5840778 | Process and device for producing foam using carbon dioxide dissolved under pressure | Reiner Raffel, Wilfried Ebeling, Robert Eiben | 1998-11-24 |
| 5833930 | Apparatus for foam manufacturing using carbon dioxide dissolved under pressure | Hans-Michael Sulzbach, Herbert Steilen, Reiner Raffel, Robert Eiben, Wilfried Ebeling | 1998-11-10 |
| 5788932 | Apparatus for preparing flowable reaction mixtures from at least two flowable reactants | Ferdinand Proksa, Hans-Michael Sulzbach, Reiner Raffel | 1998-08-04 |
| 5643970 | Method and apparatus for foam manufacture using carbon dioxide dissolved under pressure | Hans-Michael Sulzbach, Herbert Steilen, Reiner Raffel, Robert Eiben, Wilfried Ebeling | 1997-07-01 |
| 5637277 | Process and device for producing foam casings with CFC-free polyurethane foams | Helmut Duschanek, Bodo Buchel, Kurt Pieper, Werner Kraft | 1997-06-10 |
| 5547276 | Method and apparatus for continuously dispersing fine particle-sized solids in a liquid | Hans-Michael Sulzbach, Reiner Raffel, Jurgen Wirth | 1996-08-20 |
| 5451376 | Process and apparatus for reprocessing polyurethane foam wastes, in particular flexible foam wastes, for recycling as additives in the production of polyurethane | Ferdinand Proksa, Hans-Michael Sulzbach, Jurgen Wirth, Reiner Raffel | 1995-09-19 |
| 5443797 | Process and apparatus for the production of a flowable reaction mixture from at least two flowable reactive components | Ferdinand Proksa, Hans-Michael Sulzbach, Helmut Duschanek, Reiner Raffel | 1995-08-22 |
| 5382603 | Process and apparatus for the preparation of a polyurethane reaction mixture | Kurt Krippl, Wilfried Ebeling, Jurgen Fietz, Hans-Michael Sulzbach, Reiner Raffel | 1995-01-17 |
| 5346673 | Device and process for the production of a reaction mixture from at least two flowable reaction components | Jurgen Wirth, Reiner Raffel | 1994-09-13 |
| 5330647 | Filter device for separating coarse components from liquid components | Hans-Michael Sulzbach, Reiner Raffel | 1994-07-19 |
| 5312596 | Mixhead for mixing at least two free-flowing reaction components | Ferdinand Proksa, Hans-Michael Sulzbach | 1994-05-17 |
| 5283040 | Device for the production of a reaction mixture from at least two flowable reaction components | Jurgen Wirth, Reiner Raffel | 1994-02-01 |
| 5143946 | Process and apparatus for the production of a flowable reaction mixture from at least two flowable reactive components | Ferdinand Proksa, Hans-Michael Sulzbach, Helmut Duschanek, Reiner Raffel | 1992-09-01 |
| 5000882 | Apparatus for the preparation of a free-flowing mixture of free-flowing components which reacts to form foam | Ferdinand Proksa, Gottfried Bucher, Reiner Raffel, Hans-Michael Sulzbach | 1991-03-19 |
| 4904451 | Process and device for the preparation of flowable reaction mixtures | Ferdinand Proksa, Hans-Michael Sulzbach, Reiner Raffel | 1990-02-27 |
| 4895503 | Device to produce molded plastic parts from a flowable reaction mixture | Ferdinand Proska, Hans-Michael Sulzbach, Reiner Raffel | 1990-01-23 |
| 4764536 | Process and apparatus for the preparation of a free-flowing mixture made of free-flowing components which reacts to form foam | Ferdinand Proksa, Gottfried Bucher, Reiner Raffel, Hans-Michael Sulzbach | 1988-08-16 |
| 4749554 | Nozzle for mixing flowable reaction components | Ferdinand Proksa, Hans-Michael Sulzbach, Reiner Raffel | 1988-06-07 |