Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11248444 | Tool for opening sliding sleeve | Zhenwei Gan, Bin Qi, Zhimin Hou, Wei Zhao, Zhi Xie +4 more | 2022-02-15 |
| 11236590 | Device for jet packing and fracturing and tubular column comprising same | Zhenwei Gan, Bin Qi, Zhimin Hou, Wei Lei, Chen Chen +4 more | 2022-02-01 |