Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6921833 | Method for the continuous production of methyl formate | Heinz Auer, Jurgen Dahlhaus, Karl Fischer, Hans Hammer, Jochen Kellenbenz +2 more | 2005-07-26 |
| 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 |