Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002119 | Control of the thickening of silicate-containing aqueous systems | Karl-Heinz Buechner, Stephan Nied, Alexander Goethlich, Gunnar Schornick | 2011-08-23 |
| 7879158 | Nitrogenous polymers for metal surface treatment | Frank Dietsche, Helmut Witteler, Matthias Kluglein | 2011-02-01 |