Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11650140 | Pressure-bearing device and sealing method for simulating excavation unloading test of high-energy-storage rock mass | Bowen Zheng, Xin Wang, Libo Jiang, Daode Qu | 2023-05-16 |
| 11371921 | Clamp and shear test device | Bowen Zheng, Shengwen Qi, Songfeng Guo, Xiaolin Huang, Ning Liang +14 more | 2022-06-28 |
| 11287356 | Variable angle loading testing machine | Songfeng Guo, Shengwen Qi, Ming Cai, Yanjun Shang, Haijun Zhao +18 more | 2022-03-29 |