Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11196241 | Integrated opposite hook wire clamp | chaoqiang Hu, Zhanshan You, Jianji Sun, Xueer Chen, Guangye Lu +6 more | 2021-12-07 |
| 10975284 | Well cementation working solution prepared from red mud, slag and waste drilling fluids | Xiaowei Cheng, Dan Long, Kaiyuan Mei, Kaiqiang Liu, Gaoyin Zhang +8 more | 2021-04-13 |