Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12129760 | Multi-stage pressure yielding and anti-impact device for anchoring support | Fenghai Yu, Zhanling Li, Tongbin Zhao, Tucheng Li | 2024-10-29 |
| 12019055 | Cyclic dynamic loading-confining pressure instantaneous unloading test device and its application method | Xuesheng Liu, Shenglong YANG, Deyuan Fan, Xuebin Li, Hu Song | 2024-06-25 |
| 12018534 | Drilling device for coal mining | Weiyao Guo, Yueying Zhang, Yongqiang ZHAO, Wenjing Guo, Chengguo Zhang +2 more | 2024-06-25 |
| 11859493 | Device for monitoring horizontal extrusion force of roof rock strata and method using the same | Fenghai Yu, Kai Zhou, Xuepeng Gao, Wei Zhao | 2024-01-02 |
| 11860135 | Three-dimensional dynamic and static load test system for simulating deep roadway excavation and method thereof | Weiyao Guo, Yueying Zhang, Lexin Chen, Dongxiao Zhang, Tongbin Zhao | 2024-01-02 |
| 11834949 | Collaborative erosion-control method of releasing-splitting-supporting based on coal mass pressure relief and roof pre-splitting | Weiyao Guo, Lexin Chen, Yan Tan, Tongbin Zhao | 2023-12-05 |
| 11703432 | In-situ test device for surrounding rock strength of bolt supported roadway and method thereof | Fenghai Yu, Xuerui YANG, Qiang Ren, Kai Zhou, Chuang Zhang +2 more | 2023-07-18 |
| 11499897 | Deformation controllable compression ring-based mechanical test system for rocks with variable stiffness and test method thereof | Yanchun Yin, Tongbin Zhao, Minglu Xing, Yubao Zhang, Kai-Yi Fang +1 more | 2022-11-15 |
| 11441982 | Variable dip fault slip simulation test method | Weiyao Guo, Yan Tan, Tongbin Zhao, Dongxiao Zhang | 2022-09-13 |
| 11215542 | Rock impact loading-unloading confining pressure test system and usage method therefor | Xuesheng Liu, Shilin Song, Deyuan Fan, Jianguo Ning, Qingheng Gu +3 more | 2022-01-04 |
| 11085858 | True triaxial tester with adjustable loading stiffness and test method | Yanchun Yin, Tongbin Zhao, Yubao Zhang, Weiyao Guo, Xingxue Tang +1 more | 2021-08-10 |
| 11078791 | Grouting bolt-cable composite beam and supporting method for advanced support of fractured surrounding rock in deep coal mines | Xuesheng Liu, Deyuan Fan, Kang Yang, Shilin Song, Yunhao Wu +2 more | 2021-08-03 |
| 11067488 | Inner and outer framework combined variable stiffness rock mechanics tester and testing method | Tongbin Zhao, Yanchun Yin, Minglu Xing, Yue Qiu, Wuwei Zheng +1 more | 2021-07-20 |
| 11067392 | Anchor bolt length determination method based on monitoring of roof rock stratum horizontal extrusion force | Kai Zhou, Fenghai Yu, Tongbin Zhao | 2021-07-20 |
| 11041790 | Stress gradient loading test apparatus and method of accurately determining loading energy | Weiyao Guo, Xuebin Gu, Tongbin Zhao | 2021-06-22 |
| 10969314 | Device and method for anchor bolt (cable) supporting structure test and anchoring system performance comprehensive experiment | Tongbin Zhao, Chunlin Li, Minglu Xing, Chen Zhao, Zhi Jun Wang +3 more | 2021-04-06 |
| 10794136 | Reverse rotary sprinkler drilling pipe system with anti-sticking function and its application method | Xuesheng Liu, Deyuan Fan, Jianguo Ning, Qiang Xu, Bangyou JIANG +1 more | 2020-10-06 |