Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11820936 | Scour-resistant interface enhancer used for well cementing of coalbed methane wells, preparation method, and application | Shenglai Guo, Yuhuan Bu, Chang Lu, Lingyun Zhao, Yuanlong Wei +3 more | 2023-11-21 |
| 11567018 | Cement performance evaluation device and cement design method for cementing in penetrated hydrate deposit | Huajie Liu, Yuhuan Bu, Shenglai Guo, Chang Lu, Shengda Shen +1 more | 2023-01-31 |