Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6750259 | Process for preparing gel-type cation exchangers | George Dimotsis, Wolfgang Podszun | 2004-06-15 |
| 6723881 | Method for conditioning ion exchangers | Michael Bödiger, Rainer Neumann, Frieder Heydenreich, Michael Prein, Gerhard Fennhoff +3 more | 2004-04-20 |
| 6699913 | Process for preparing monodisperse anion exchangers having strongly basic functional groups | Ulrich Schnegg, Rudiger Seidel, Hans-Karl Soest, Alfred Mitschker, Holger Lutjens | 2004-03-02 |
| 6696503 | Process for preparing crosslinked ion exchangers based on unsaturated aliphatic nitriles | Michael Happ, Ralf-Jurgen Born, Ulrich Schnegg, Hans-Karl Soest, Wolfgang Zarges | 2004-02-24 |