Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12085004 | Swirl structure-based exhaust aftertreatment device for underground mining diesel vehicle | Wen Juan Nie, Chengyi Liu, Yun Hua, Xiao Yan, Fengning Yu +5 more | 2024-09-10 |
| 11691043 | Multi-functional plugging agent for coal mine and preparation method thereof | Xiangming HU, Bingrui Yan, Yanyun Zhao, Di Xue, Mingyue Wu +3 more | 2023-07-04 |
| 11506041 | Drilling-slitting-sealing-fracturing device and method for a deep low-permeability gassy coal seam | Gang Wang, Zhiyuan Liu, Xiangjie Qin, Jiuyuan Fan, Lulu SUN +5 more | 2022-11-22 |
| 11396810 | Full-length screen pipe hole protection device and method with pressurized hole packing in soft coal seam | Guanhua Ni, Kai Dong, Jingna Xie, Gang Wang, Yixin Liu +1 more | 2022-07-26 |
| 10883320 | Ground wellhole dedicated protective pipe for gas extraction of mining-induced area | Wei Lu, Qianting Hu, Guansheng Qi, Jinliang Li, Dong Wang +1 more | 2021-01-05 |
| 10794174 | Dynamically self-balancing pressurized borehole-sealing apparatus and method thereof for coal seam gas pressure measurement | Wei Lu, Zhen Liu, Guansheng Qi, Jinliang Li, Dongling Sun +2 more | 2020-10-06 |
| 10774591 | Drill-power-based directional hydraulic fracturing system for downhole quick slotting and method thereof | Gang Wang, Xiaohua Zhou, Lulu SUN, Chenghao Jiang, Zhen Liu | 2020-09-15 |
| 10253629 | Test apparatus and a test method for the wetted perimeter of coal seam water injection | Zhen Liu, Gang Wang, Gang Zhou, Lianjun CHEN, Wen Juan Nie +4 more | 2019-04-09 |
| 10190948 | Type of multi-nozzle combined atomizing dust suppression experimental equipment under the effect of airflow disturbance | Gang Zhou, Qi Zhang, Ruonan Bai, Wen Juan Nie, Jiao XUE +4 more | 2019-01-29 |