Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616807 | Method for producing high dry-strength paper, pulpboard and cardboard | Rainer Dyllick-Brenzinger, Primoz Lorencak, Peter G. Baumann, Ellen Krüger, Andreas Stange +1 more | 2003-09-09 |
| 6576086 | Method for producing paper, paperboard and cardboard using an uncrosslinked fixing agent during paper stock draining | Roland Ettl, Anton Esser, Rainer Scholz, Norbert Mahr, Ulrich Steuerle +2 more | 2003-06-10 |
| 6562926 | Method for producing water-soluble polymers, comprising oligoalkylene-imine side chains | Jürgen Decker, Stefan Frenzel, Martin Rubenacker | 2003-05-13 |