Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10526558 | Fuel oil compositions with improved cold flow properties | Wolfgang Ahlers, Andreas Fechtenkoetter, Frank-Olaf Maehling, Irene Troetsch-Schaller | 2020-01-07 |
| 10047314 | Fuel oil compositions with improved cold flow properties | Wolfgang Ahlers, Andreas Fechtenkoetter, Frank-Olaf Maehling, Irene Troetsch-Schaller | 2018-08-14 |
| 9605227 | Fuel oil compositions with improved cold flow properties | Wolfgang Ahlers, Andreas Fechtenkoetter, Frank-Olaf Maehling, Irene Troetsch-Schaller | 2017-03-28 |
| 8642521 | Fuel oil compositions with improved cold flow properties | Wolfgang Ahlers, Andreas Fechtenkoetter, Frank-Olaf Maehling, Irene Troetsch-Schaller | 2014-02-04 |
| 8187345 | Mixture from polar oil-soluble nitrogen compounds and acid amides as paraffin dispersant for fuels | Irene Troetsch-Schaller, Ulrich Annen | 2012-05-29 |
| 6733549 | Fuel-water emulsions containing polybutene-based emulsifying agents | Stephan Huffer, Michael Stang, Paul Klingelhofer | 2004-05-11 |
| 5143595 | Preparation of oxidation-stable and low-temperature-stable base oils and middle distillates | Juergen Thomas, Roland Spahl, Thomas Anstock, Wolfgang Schmid | 1992-09-01 |
| 4786402 | Preparation of medicinal white oils and medicinal paraffins | Thomas Anstock, Walter Himmel, Matthias Schwarzmann, Heinz Dreyer, Ulrich Lebert | 1988-11-22 |