Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624206 | Process for the preparation of free-flowing strongly acidic cation exchangers | Reinhard Bachmann, Lothar Feistel, Rudiger Seidel, Kurt Wegewitz | 2003-09-23 |
| 6384092 | Process for the preparation of free-flowing strongly acidic cation exchangers | Reinhard Bachmann, Lothar Feistel, Rudiger Seidel, Kurt Wegewitz | 2002-05-07 |
| 6228896 | Process for the preparation of very acidic cation exchangers | Reinhard Bachmann, Lothar Feistel, Rudiger Seidel | 2001-05-08 |