Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11965412 | Quantitative evaluation method for integrity and damage evolution of cement sheath in oil-gas well | Kuanhai Deng, Niantao Zhou, Mingyuan Yao, Ming Zhang, Deqiang Yi +2 more | 2024-04-23 |
| 11821518 | Soluble metal sealing ring with controllable dissolution rate and preparation process thereof | Xiaohong Wang, Yangang Jiang, Jianchun Guo, Tao Liu, Shilei Xu +1 more | 2023-11-21 |
| 11397147 | Test device and method for top-of-the-line corrosion of high-temperature high-pressure wet gas pipeline | Kuanhai Deng, Yue Yuan, Guoliang Zhang, Zhiping Yin, Dezhi Zeng +1 more | 2022-07-26 |