Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7404916 | Process for producing polyurethane moldings | Michael Begemann, Klaus Sieben, Wolfgang Pawlik | 2008-07-29 |
| 7293594 | Process for the production of sandwich elements from reactive plastics material | Ulrich Knapp | 2007-11-13 |
| 7278842 | Apparatus for the production of polyurethane sandwich elements | Michael Begemann, Reiner Raffel | 2007-10-09 |
| 7240689 | Multiple component mixing head | Reiner Raffel | 2007-07-10 |
| 7230037 | Method for mixing a polyol component and an isocyanate component | Hans-Michael Sulzbach, Reiner Raffel, Wolfgang Pawlik, Florian Thiebes, Lothar Rohrig | 2007-06-12 |
| 7144534 | Method and device for producing rebonded foam blocks | Bodo Buchel, Horst Klahre | 2006-12-05 |
| 6808378 | Device for the production of moldings of plastic reinforced with long fibers | Wolfgang Pawlik | 2004-10-26 |
| 6361723 | Process and device for manufacturing polyurethane foam moldings | Hans-Michael Sulzbach | 2002-03-26 |
| 6065862 | High-pressure mixing head | Ferdinand Althausen, Florian Thiebes | 2000-05-23 |
| 5669559 | Process for pulverising polyurethane, polyurea and/or polyurethane/polyurea materials in a roller mill | Joachim Wagner, Karl Peltzer | 1997-09-23 |
| 5547276 | Method and apparatus for continuously dispersing fine particle-sized solids in a liquid | Hans-Michael Sulzbach, Reiner Raffel, Ferdinand Althausen | 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, Ferdinand Althausen, Reiner Raffel | 1995-09-19 |
| 5346673 | Device and process for the production of a reaction mixture from at least two flowable reaction components | Ferdinand Althausen, Reiner Raffel | 1994-09-13 |
| 5283040 | Device for the production of a reaction mixture from at least two flowable reaction components | Ferdinand Althausen, Reiner Raffel | 1994-02-01 |