Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416237 | Methods for grout injection repair and water retention in goaf | Hao Li, Qiang Wu, Weihong Yang, Donghui Yang, Aoshuang Mei +1 more | 2025-09-16 |
| 12338721 | Coal mining system and method of dual circulation drilling with mechanical reaming and abrasive jet | Donghui Yang, Qiang Wu, Zilong Yuan, Hao Li, Junhao Ren +2 more | 2025-06-24 |
| 12312958 | Method of segmented grouting for repairing aquifers in mining area | Weihong Yang, Qiang Wu, Xinjiang Wei, Kai Pang, Xuan Xiao +1 more | 2025-05-27 |
| 12287445 | Coal rock interface directional detection device and method based on elastic waves | Xianhui Wang, Qiang Wu, Chunsheng Liu, Fei Chen, Jia Zhao +1 more | 2025-04-29 |
| 12241371 | Integrated mining method of coal breaking, coal extraction and water circulation in U-well and system thereof | Donghui Yang, Qiang Wu, Hao Li, Junhao Ren, Zeyang Liu +2 more | 2025-03-04 |
| 12241340 | Coal and coalbed methane mining system based on ground drilling, method and related device | Donghui Yang, Qiang Wu, Junhao Ren, Zilong Yuan, Fulong Zhai +2 more | 2025-03-04 |
| 12196076 | Grouting and water blocking method for directional hole with large offset in hard rock stratum | Weihong Yang, Qiang Wu, Xinjiang Wei, Xuejun Wang, Kai Pang +2 more | 2025-01-14 |
| 12140025 | Directional drilling method for branching borehole with short radius and system | Weihong Yang, Qiang Wu, Xuan Xiao, Kai Pang, Xinjiang Wei +4 more | 2024-11-12 |
| 12129620 | Method for repairing aquifer in coal mine area | Weihong Yang, Qiang Wu, Kai Pang, Xinjiang Wei, Xue Liu +4 more | 2024-10-29 |
| 12091972 | Method and device for determining development status of separation layer of coal mine | Aoshuang Mei, Qiang Wu, Huaming Wei, Yashuai Cui, Shihao Meng +4 more | 2024-09-17 |
| 12091971 | Tracer diffusion device, system for tracing development of water conducting fracture zone and relataed method | Shihao Meng, Qiang Wu, Lu Wang, Shijie Tang, Xuedong Kan +2 more | 2024-09-17 |
| 12055040 | Directional drilling device and drilling method of aquifer remediation of coal seam roof | Weihong Yang, Qiang Wu, Xuan Xiao, Kai Pang, Xinjiang Wei +2 more | 2024-08-06 |
| 11879327 | System and method of transient electromagnetic advanced detection | Qiang Wu, Chunsheng Liu, Liu Liu, Fengjuan Tao, Gang Hu | 2024-01-23 |
| 11781429 | Method for blocking mine water inrush | Qiang Wu, Weihong Yang, Zhaolai Hua, 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 | Qiang Wu, Zhaolai Hua, Rui Wang, Zhenzhong Pang, Lu Wang +4 more | 2022-10-04 |
| 11365624 | System and method for monitoring water inrush | Qiang Wu, Chunsheng Liu, Lina XING | 2022-06-21 |
| 11105708 | Bidirectional variable cross-section water-pressure bearer cycle test system for coal mine water inrush model test | Qiang Wu, Lei Niu, Shucai Li, Shouqiang LIU, Shengheng Xu | 2021-08-31 |
| 10845503 | Three-dimensional directional transient electromagnetic detection device and method for mining borehole | Qiang Wu, Liu Liu, Fengjuan Tao, Chunsheng Liu | 2020-11-24 |
| 10795051 | Three-dimensional digital virtual imaging device and method for stratigraphic texture of borehole core | Qiang Wu, Liu Liu, Fengjuan Tao, Chunsheng Liu | 2020-10-06 |
| 9897585 | Geomechanical fluid-solid coupling testing device for water inrush from coal mine collapse column | Qiang Wu, Lei Niu, Shucai Li, Shouqiang LIU | 2018-02-20 |
| 9817148 | Borehole while drilling electromagnetic tomography advanced detection apparatus and method | Qiang Wu, Liu Liu, Hengyuan Li, Fengjuan Tao, Shuiqing Xie +1 more | 2017-11-14 |