Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653487 | Process for preparing trioxane, polyoxymethylene and polyoxymethylene copolymers | Elke Schweers, Rolf Schulz, Uwe Dingerdissen | 2003-11-25 |
| 6613941 | Method for recovering fluorinated alkanoic acids from waste waters | Bernd Felix, Reinhard A. Sulzbach, Stephan Führer, Hagen Kniep, Armin Budesheim | 2003-09-02 |
| 6518442 | Process for the recovery of fluorinated alkandic acids from wastewater | Bernd Felix, Tilman C. Zipplies, Stephan Führer, Armin Budesheim | 2003-02-11 |