Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8269050 | Process for preparing ethyl tert-butyl ether from technical mixtures of C4 hydrocarbons | Armin Matthias Rix, Silvia Santiago Fernandez, Matthias Groemping, Frank Hoeper, Udo Peters +3 more | 2012-09-18 |
| 7932428 | Process for preparing 1-butene from technical mixtures of C4 hydrocarbons | Armin Matthias Rix, Udo Peters, Dirk Rottger, Franz Nierlich | 2011-04-26 |
| 7737318 | Process for fine purification of 1-butenic streams | Silvia Santiago-Fernandez, Armin Matthias Rix, Dirk Roettger, Markus Winterberg, Wilfried Bueschken | 2010-06-15 |
| 7473808 | Process for preparing ethyl tert-butyl ether using ethanol dewatered by a membrane process | Armin Matthias Rix, Frank Hoeper, Wilfried Bueschken | 2009-01-06 |
| 7473812 | Method for producing butene oligomers and tert-butyl ethers from C4 flows containing isobutene | Udo Peters, Dieter Reusch, Andreas Beckmann, Dirk Roettger | 2009-01-06 |
| 7399892 | Process for dewatering ethanol | Armin Matthias Rix, Frank Hoper, Wilfried Buschken | 2008-07-15 |
| 7304188 | Preparation of highly pure methyl tert-butyl ether | Fritz Obenaus, Wilhelm Droste, Bernhard Scholz, Franz Nierlich, Rainer Malzkorn +3 more | 2007-12-04 |