Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10450801 | Casing windowing method and tool using coiled tubing | Yanping Zhang, Qianli Wu, Yongliang Yu, Chuan Cao, Mingjie Lv +2 more | 2019-10-22 |
| 10329858 | Coiled tubing unit | Huiqun He, Gao Yang, Shoujun Liu, Ge Xiong, Shibin Zhang +8 more | 2019-06-25 |