Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7928270 | Process for distillatively removing dinitrotoluene from process wastewater from the preparation of dinitrotoluene by nitrating of toluene with nitrating acid | Ulrich Penzel, Ruediger Fritz, Holger Allardt, Johannes Adam | 2011-04-19 |