Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6270682 | Method for removing chlorate ions from solutions | Rutger Van Santen, Armin Klesing, Alfred Ottmann | 2001-08-07 |
| 5779915 | Method of removing chlorine and halogen-oxygen compounds from water by catalytic reduction | Arne Tjark Becker, Michael Sell, Veronika Koch, Hubert Schindler | 1998-07-14 |
| 5695634 | Process for catalytic treatment of waste water as well as a process for regenerating a catalyst | Alfred Ottmann, Hubert Schindler | 1997-12-09 |
| 5676845 | Process for catalytic treatment of effluents containing organic and inorganic compounds, preferably from epichlorohydrin production | Helmut Derleth, Karl-Heinz Bretz, Hubert Schindler, Alfred Ottmann | 1997-10-14 |