Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7462277 | Continuous method for separating a C4 cut | Thomas Hill, Klaus Kindler, Bernd Heida | 2008-12-09 |
| 7432411 | Continuous method for obtaining butenes from a C4 fraction | Bernd Heida, Klaus Kindler | 2008-10-07 |
| 7241365 | Material for a facility for the production of anhydrous formic acid | Heinz Auer, Bernd Bessling, Hans Hammer, Hans Hasse, Friedrich Sauer +2 more | 2007-07-10 |
| 6943274 | Method for the production of cyclohexanol from benzene | Werner Peschel, Harald Rust, Arnd Bottcher, Thomas Hill, Ulrich Müller +1 more | 2005-09-13 |
| 6867329 | Waste water treatment in a method for producing formic acid which is free of water | Heinz Auer, Bernd Bessling, Hans Hammer, Hans Hasse, Friedrich Sauer +1 more | 2005-03-15 |
| 6841700 | Method for producing anhydrous formic acid | Heinz Auer, Bernd Bessling, Hans Hammer, Hans Hasse, Friedrich Sauer +1 more | 2005-01-11 |
| 6838579 | Utilization of an extracting agent as antifoaming agent in the production of anhydrous formic acid | Heinz Auer, Bernd Bessling, Hans Hammer, Hans Hasse, Friedrich Sauer +2 more | 2005-01-04 |
| 6696603 | Method for cleaning off-gas flows | Heinz Auer, Bernd Bessling, Hans Hammer, Hans Hasse, Friedrich Sauer +2 more | 2004-02-24 |
| 6605192 | Method for producing highly pure monoethylene glycol | Gerhard Theis, Bernd Bessling, Hans Hasse, Frans Vansant | 2003-08-12 |
| 6514388 | Method for producing highly pure monoethylene glycol | Bernd Bessling, Hans Hasse, Frans Vansant, Gerhard Theis | 2003-02-04 |