Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6867329 | Waste water treatment in a method for producing formic acid which is free of water | Heinz Auer, Hans Hammer, Hans Hasse, Friedrich Sauer, Maximilian Vicari +1 more | 2005-03-15 |
| 6841700 | Method for producing anhydrous formic acid | Heinz Auer, Hans Hammer, Hans Hasse, Friedrich Sauer, Maximilian Vicari +1 more | 2005-01-11 |
| 6838579 | Utilization of an extracting agent as antifoaming agent in the production of anhydrous formic acid | Heinz Auer, Hans Hammer, Hans Hasse, Friedrich Sauer, Maximilian Vicari +2 more | 2005-01-04 |