Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10975020 | Process for quenching a gaseous reaction mixture obtained in the gas phase phosgenation of diamines | Yuguo Gai, Zhangyong Ming, Qiang Wei, Joachim Zechlin, Wolfgang Taube +1 more | 2021-04-13 |