Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9688646 | Process for producing N-methyl or N,N-dimethyl amines | Feng Shi, Hangkong Yuan, Yan Zhang, Youquan Deng | 2017-06-27 |
| 8901354 | Method for producing N-substituted amine compounds through catalyzed alkylation | Feng Shi, Hangkong Yuan, Youquan Deng | 2014-12-02 |
| 8809574 | Method for preparing isocyanates by liquid-phase thermal cracking | Youquan Deng, Xiaoguang Guo, Feng Shi, Qinghua Zhang, Xiangyuan MA +7 more | 2014-08-19 |