Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11781429 | Method for blocking mine water inrush | Yifan Zeng, Qiang Wu, Weihong Yang, Yanping Miao, Lu Wang +7 more | 2023-10-10 |
| 11459849 | Filling bag and sealing method for drilled hole for detection in three zones of overburden | Yifan Zeng, Qiang Wu, Rui Wang, Zhenzhong Pang, Lu Wang +4 more | 2022-10-04 |