Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11578251 | Amphiphilic block polymer ultralow-permeability agent and intelligent temporary plugging type water-based drilling fluid | Yinbo He, Guancheng Jiang, Lili Yang, Tengfei Dong, Bin Tan +9 more | 2023-02-14 |