Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11753935 | Directional drilling-exploring-monitoring integrated method for guaranteeing safety of underwater shield tunnel | Bo Wang, Xiaozhao Li, Guanqun Zhou, Qinghong Dong, Ziwei Qian +2 more | 2023-09-12 |
| 8664137 | Regenerating method for activated alumina used in regenerating working fluid of hydrogen peroxide | Qiufang Wu, Guojian Chen, Xinsheng Ma, Gang Chen, Jinghui Yang +1 more | 2014-03-04 |
| 8664138 | Regenerating method for activated alumina used in regenerating working fluid of hydrogen peroxide | Xinsheng Ma, Gang Chen, Qiufang Wu, Guojian Chen, Yubao Gan +1 more | 2014-03-04 |