Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352730 | Three-dimensional water-absorption swelling multifunctional experimental machine and method for chemical swelling rocks | Yang Zheng, Ziyi Geng, Qiangyong Zhang, Qingrong Xiong, Di Wang +3 more | 2025-07-08 |
| 11835431 | True three-dimensional physical simulation system for influence of fault movement on tunnel operation and test method | Qiangyong Zhang, Ruixin ZHANG, Weizhong Chen, Wen Xiang, Hanxiang Lin +2 more | 2023-12-05 |