Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352168 | Tertiary cooperative compression yielding and energy-absorbing support mechanism | Jie Hu, Mingming Ren, Di Peng | 2025-07-08 |
| 12345687 | Method and apparatus for classifying water-rich weak surrounding rock based on in-situ scribing | Fawang Zhang, Liu Yang, Chengyu Miu, Zhehan Yu, Guangtao Dong +4 more | 2025-07-01 |
| 12168932 | Three-dimensional ventilation method and system for mining by 110 construction method in coal and gas outburst mines | Jiong Wang, Wenfei Li, Zimin Ma, Guangyuan Yu, Gonghua Chen +1 more | 2024-12-17 |
| 12037904 | Rock burst active prevention and control mechanism | Jie Hu, Zhigang Tao, Dongqiao Liu | 2024-07-16 |
| 12037905 | Method of no-pillar mining with gob-entry retaining adapted for fully-mechanized top coal caving in thick coal seam | Jiong Wang, Guangyuan Yu, Han Sun | 2024-07-16 |
| 11679429 | Processing method of NPR steel rebar coil | Min Xia, Hongyan Guo, Hongchao Li | 2023-06-20 |
| 11655595 | Adjustable device for railway to cross active faults | Songfeng Guo, Shengwen Qi, Hui Zhou, Yu Zou, Zhiqing Li +6 more | 2023-05-23 |
| 11596991 | Processing method of NPR steel rebar rod | Min Xia, Hongyan Guo, Hongchao Li | 2023-03-07 |
| 11598210 | Tunnel protection structure suitable for active fault areas and high ground stress areas | Bowen Zheng, Shengwen Qi, Yongshuang ZHANG, Songfeng Guo, Hui Zhou | 2023-03-07 |
| 11578598 | Method for coal mining without reserving coal pillar and tunneling roadway in whole mining area | Yubing Gao, Qiang Fu, Yajun Wang | 2023-02-14 |
| 11578597 | Underground longwall mining method | Yajun Wang, Jun Yang | 2023-02-14 |
| 11434558 | NPR non-magnetic steel material for rock bolt and production method thereof | Min Xia, Hongyan Guo, Jiuping Wang | 2022-09-06 |
| 11427899 | NPR steel material for rock bolt and production method thereof | Min Xia, Hongyan Guo, Jiuping Wang | 2022-08-30 |
| 11390489 | Mine vertical shaftlifting apparatus, mine vertical shaft lifting system and control method therefor | Guohua Cao, Xiaoming Sun, Jun Yang | 2022-07-19 |
| 11333590 | Experimental system for simulating creep and stick-slip dislocations of fault in tunnel structure | Guangming Luo, Shengwen Qi, Bowen Zheng, Yu Zou, Hui Zhou +3 more | 2022-05-17 |
| 11085859 | Experimental system and method for simulating effect of fault stick-slip displacement on tunnel engineering | Yu Zou, Guangming Luo, Bowen Zheng, Shengwen Qi, Hui Zhou | 2021-08-10 |
| 11008860 | Equipment system for no-roadway no-coal-pillar retained roadway mining method | Jun Yang, Shangyuan Chen, Haijiang Zhang | 2021-05-18 |
| 10677055 | Fractured roof 110 mining method entry-side anti-collapsed structure | Zhibiao Guo | 2020-06-09 |
| 10494924 | Longwall mine construction method N00 | — | 2019-12-03 |
| 9797248 | Constant-resistance and large deformation anchor cable and constant-resistance device | Zhigang Tao, Bin Zhang, Xiaojie Yang | 2017-10-24 |
| 9588029 | Dynamics performance testing system | Zhibiao Guo, Guofeng Zhang | 2017-03-07 |
| 9488049 | Tension meter for anchor rod with constant resistance and large deformation | Zhibiao Guo, Jiong Wang, Jun Yang, Xiaoming Sun | 2016-11-08 |
| 9410874 | Simulated impact-type rock burst experiment apparatus | Xuena Jia, Dongqiao Liu | 2016-08-09 |
| 9404821 | Large deformation tensile testing system | Xiaojie Yang, Yi Zhang | 2016-08-02 |
| 9316568 | Experimental method for simulating impact rock-burst | Xiaoming Sun, Xiaojie Yang | 2016-04-19 |