Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7339074 | Multistage continuous preparation of cycloaliphatic diisocyanates | Stephan Kohlstruk, Manfred Kreczinski, Hans-Werner Michalczak | 2008-03-04 |
| 7329776 | Multistage continuous preparation of cycloaliphatic diisocyanates | Stephan Kohlstruk, Manfred Kreczinski, Hans-Werner Michalczak | 2008-02-12 |
| 7307186 | Multistage continuous preparation of cycloaliphatic diisocyanates | Stephan Kohlstruk, Manfred Kreczinski, Hans-Werner Michalczak | 2007-12-11 |
| 6353060 | Aqueous binders based on polybutadiene | Wilfried Paulen, Werner Freitag, Martina Ortelt, Wolfgang Sasse, Karin Sokolowski | 2002-03-05 |
| 6218477 | Aqueous binders based on polybutadiene | Wilfried Paulen, Werner Freitag, Martina Ortelt, Wolfgang Sasse, Karin Sokolowski | 2001-04-17 |
| 6194613 | Process for the continuous preparation of hydroxyalkylamides | Thomas Weihrauch, Klaus Behrendt, Silvia Herda | 2001-02-27 |
| 5412029 | Protective material capable of application in molten form | Helmut Kehr, Adolf Kuhnle, Matthias Schleinzer | 1995-05-02 |
| 4409394 | Supported silver catalysts mixed with promoter metal compounds for the production of ethylene oxide | Erwin Vangermain, Claus-Dieter Mengler, Horst Ueberschaer, Wilhelm Brauckmann | 1983-10-11 |
| 4310442 | Supported silver catalysts mixed with promoter metal compounds for the production of ethylene oxide | Erwin Vangermain, Claus-Dieter Mengler, Horst Ueberschaer, Wilhelm Brauckmann | 1982-01-12 |