Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11566986 | Rock drilling experimental device and method for simulating true triaxial conditions of deep well drilling | Xiangchao Shi, Shuai Chen, Yanzhou Chen | 2023-01-31 |
| 8967391 | Method for preparing composite multilayer porous hollow membrane and device and product thereof | Hailin Ge | 2015-03-03 |