Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11267703 | Method and a system for separating and treating impurities from a hydrogen chloride liquid mixture | Andre RITTERMEIER, Rainer Hellmich, Alfred Soppe, Luyan Wu, Micky Qian +4 more | 2022-03-08 |
| 8765991 | Process for the preparation of isocyanates | Jürgen Kintrup, Peter Lehner, Alfred Soppe, Knud Werner | 2014-07-01 |