Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7547378 | Method for the purification of dimethylacetamide (DMAc) | Werner Peschel, Klaus Althaus, Tanja Kirchner, Hartmut Staatz | 2009-06-16 |
| 7485208 | Recycling of ionic liquids produced in extractive distillation | York Alexander Beste, Wolfgang Arlt, Matthias Seiler, Carsten Jork | 2009-02-03 |
| 6627756 | Preparation of pure triethylenediamine | Hartmut Riechers, Arthur Hohn, Joachim Simon, Ortmund Lang, Matthias Rauls +1 more | 2003-09-30 |
| 4326073 | Production of anhydrous or substantially anhydrous formic acid | Dieter Wolf, Rudolf Schmidt, Ulrich Block, Kaspar Bott, Gerd Kaibel | 1982-04-20 |