Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5538636 | Process for chemically oxidizing highly concentrated waste waters | Michael Gnann, Carl-Heinz Gregor | 1996-07-23 |
| 5462692 | Stable solid acetylperoxyborate compounds | Richard R. Roesler, Michael Gnann, Werner Zeiss | 1995-10-31 |
| 4610865 | Process for the production of potassium peroxymonosulphate triple salt | Wolfgang Reh | 1986-09-09 |