Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4552981 | Process for the production of 5-nitro-acet-2,4-xylidine | Daniel P. Vanderpool | 1985-11-12 |
| 4344827 | Process for working up nitric acid | Wolfgang Auge, Bernd Thelen, Rutger Neeff | 1982-08-17 |
| 4341902 | Process for the production of 5-nitro-acet-2,4-xylidine | Daniel P. Vanderpool | 1982-07-27 |
| 4261908 | Process for isolating aromatic dinitro compounds | Bernd Schroeder, Bernd Thelen, Wolfgang Auge | 1981-04-14 |