Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6358373 | Production of polyamides by reactive distillation | Martin Leemann, Volker Hildebrandt, Stefan Espig | 2002-03-19 |
| 6223904 | Continuous process for recovering raw materials from coated foils, device for carrying out this process and foil materials recovered thereby | Oskar Stephan, Franz Weingart, Uwe Burkhardt, Lothar Schwarz, Norbert Muller +1 more | 2001-05-01 |
| 5576386 | Continuous polymerization of vinyl monomers | Fritz E. Kempter, Manfred Niessner, Ralph Diener, Wolfram Weiss, Hans Renz | 1996-11-19 |
| 5124073 | Continuous preparation of aqueous non-self-emulsifying polymer dispersions | Friedrich Goffing, Joerg Kroker, Rainer Nachtrab | 1992-06-23 |
| 4769200 | Compounding crystalline organic materials | Leopold Hupfer, Juergen Paetsch, Johann Hotz, Hans D. Zettler | 1988-09-06 |
| 4526907 | Process and device for the preparation of a reaction mixture of at least two components for the production of foams | Werner Weber, Peter Taubenmann | 1985-07-02 |
| 4505592 | Apparatus for producing a mixture from two or more plastic components | Jorg Ihbe, Peter Taubenmann, Hans D. Zettler | 1985-03-19 |
| 4493807 | Process for producing sheet-like structures from vinyl alcohol polymers | Rudolf Vyvial, Christof Taubitz, Lothar Schlemmer, Gerhard Bleckmann, Manfred Zuerger +1 more | 1985-01-15 |
| 4486102 | Mixing apparatus for multi-component plastics, especially polyurethane | Werner Weber, Hans D. Zettler, Klaus Schlueter, Josef Wallner, Bernhard Seid | 1984-12-04 |