Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5455282 | Process of regenerating sulfonic acid cation exchange resins with a mercaptoethylamine or thiazolidine | Klaus Berg, Georg Malamet, Alfred Eitel, Claus Wulff | 1995-10-03 |