Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12091971 | Tracer diffusion device, system for tracing development of water conducting fracture zone and relataed method | Yifan Zeng, Shihao Meng, Qiang Wu, Lu Wang, Shijie Tang +2 more | 2024-09-17 |
| 12055040 | Directional drilling device and drilling method of aquifer remediation of coal seam roof | Yifan Zeng, Weihong Yang, Qiang Wu, Xuan Xiao, Kai Pang +2 more | 2024-08-06 |