Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624573 | Apparatus for the disinfection of a flowing liquid medium and a plant for the treatment of clarified sewage | — | 1997-04-29 |
| 5151174 | Installation for the disinfection of clarified sewage with UV apparatus built into siphons | — | 1992-09-29 |
| 4751392 | Apparatus for sterilizing liquids | — | 1988-06-14 |
| 4507253 | Equipment for gassing a liquid and process for operating the equipment | — | 1985-03-26 |