Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616851 | System and method for treating water circulating in open-circuit cooling systems | Giancinto Sforza-Heinen, Norbert Wrede, Wolfgang Schmitt, Alfred Werner-Busse, Wolfgang Hater | 2003-09-09 |
| 6464879 | Treatment of phosphatizing waste water | Jan-Willem Brouwer, Peter Kuhm | 2002-10-15 |