Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794549 | Continuous adiabatic process for nitrating chlorobenzene | Ralf Demuth, Thomas Linn, Hans-Martin Weber, Eberhard Zirngiebl | 2004-09-21 |
| 6768032 | Continuous isothermal process for preparing mononitrotoluenes in the presence of phosphoric acid | Ralf Demuth, Eberhard Zirngiebl, Hans-Martin Weber, Georg Ronge | 2004-07-27 |