Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7226527 | Method for recovering crude 1,3-butadiene by extractive distillation from a C4 cut | Gerd Bohner, Klaus Kindler, Gerd Kaibel | 2007-06-05 |
| 7132038 | Method and device for obtaining 1,3 pure butadiene from 1,3 raw butadiene by distillation | Gerd Bohner, Klaus Kindler, Gerd Kaibel | 2006-11-07 |
| 6180839 | Continuous preparation of dimethylvinylcarbinol by isomerizing prenol | Matthias Kiefer, Wolfgang Siegel, Jörg Therre, Werner Aquila, Ulrich Schafer-Luderssen | 2001-01-30 |
| 5998680 | Isomerization of allyl alcohols | Matthias Kiefer, Wolfgang Siegel, Jörg Therre, Werner Aquila, Ulrich Schafer-Luderssen +1 more | 1999-12-07 |