Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472479 | Sulfonated bead polymers prepared from styrene, vinylpyridines, and crosslinkers | Burkhard Kohler, Olaf Halle, Eckhard Wenz | 2002-10-29 |
| 6384092 | Process for the preparation of free-flowing strongly acidic cation exchangers | Reinhard Bachmann, Lothar Feistel, Karl-Heinz Siekiera, Kurt Wegewitz | 2002-05-07 |