Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7241336 | Pyrogenically produced aluminum-silicon mixed oxides | Thomas Scharfe, Alfons Moster, Helmut Mangold, Ralph Brandes | 2007-07-10 |
| 6238639 | Process for removing NOx from nitrosylsulphuric acid | Georg Schmidt, Egon Winkler, Hartmut Wagner, Roland Fach, Dieter Knoblich +1 more | 2001-05-29 |