Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4440957 | Preparation of .beta.-isopropylnaphthalene | Georg Kolling, Paul Kiedel | 1984-04-03 |
| 4384152 | Anthracene production from phenanthrene | Georg Kolling, Fritz Mensch | 1983-05-17 |
| 4357450 | Method for the production of hydrocarbon resins | Georg Kolling | 1982-11-02 |
| 4243590 | Process for making indole | Georg Kolling | 1981-01-06 |
| 4185023 | Catalytic oxidative process for the manufacture of anthraquinone from o-benzyl toluene | Georg Kolling, Clemens Linden, Gunter Droll, Jr. | 1980-01-22 |
| 4185024 | Nitric acid process for the manufacture of anthraquinone from o-benzyl-toluene | Georg Kolling, Clemens Linden | 1980-01-22 |