Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4525283 | Process for the decontamination of effluents | Otto Horak, Werner Falkenberg, Werner Beinert | 1985-06-25 |
| 4523926 | Mixtures of disperse dyestuffs | Horst Brandt, Gunter Gehrke, Hans Otten, Dieter Wiegner | 1985-06-18 |
| 4213910 | Process for the preparation of 1-amino-4-bromoanthraquinone-2-sulphonic acid I | Heinrich Leister, Helmut Dittmer, Hubert Schonhagen | 1980-07-22 |