Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489381 | Cement compositions comprising redispersible polymer powders | Stefan Dreher, Mario Sandor, Bernd Reck, Claudia Wood, Hans-Jurgen Denu | 2002-12-03 |
| 6469135 | Preparation of polymer powders | Mario Sandor, Heinrich Sack, Markus Koppers, Hans-Jurgen Denu, Rolf Gulden | 2002-10-22 |
| 6451899 | Aqueous formulations comprising at least two different polymers as aqueous dispersions | Cheng-Le Zhao, Uwe Dittrich, Joachim Roser, Harald Röckel | 2002-09-17 |
| 6444729 | Process for preparing pulverulent polymers by drying aqueous polymer dispersions | Maximilian Angel, Peter Claassen, Andree Dragon | 2002-09-03 |