Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359519 | Coring and sampling integrated sub and downhole instrument | Tao-Cheng Lu, Lin Huang, Shusheng Guo, Xiaodong Chu, Kun Xu +8 more | 2025-07-15 |
| 12235194 | Coring device | Zhibin Tian, Tao-Cheng Lu, Lin Huang, Zanqing Wei, Tiemin Liu +2 more | 2025-02-25 |
| 12188919 | Method and system for measuring composition and property of formation fluid | Youxiang Zuo, Tao-Cheng Lu, Sun Kong, Yang Shen, Xiaofei Qin +4 more | 2025-01-07 |
| 12025159 | Hydraulic power system for downhole device and downhole device | Zhibin Tian, Tao-Cheng Lu, Lin Huang, Tiemin Liu, Zanqing Wei +4 more | 2024-07-02 |
| 12012816 | Core detection device of coring instrument and spacer insertion device | Zhibin Tian, Lin Huang, Zanqing Wei, Shusheng Guo, Xingfang Wu +7 more | 2024-06-18 |
| 11905829 | Integrated logging instrument for coring and sampling | Tao-Cheng Lu, Changgui XU, Zhibin Tian, Xiaofei Qin, Minggao Zhou +5 more | 2024-02-20 |
| 11788405 | Downhole oil level detection device | Zhibin Tian, Zanqing Wei, Lin Huang, Xiaoqiang Du, Bin Gao +4 more | 2023-10-17 |
| 11739603 | Core detection device of coring instrument | Zhibin Tian, Lin Huang, Zanqing Wei, Shusheng Guo, Xingfang Wu +7 more | 2023-08-29 |
| 11624244 | Connecting structure for drill collar of logging while drilling instrument and drill collar sub male and female joints | Zhongli Bao, Qiang Yu, Xiaofei Qin, Lin-Chung Huang, Xingfang Wu +2 more | 2023-04-11 |
| 11072981 | Sampling-by-pushing system and setting method thereof | Minggao Zhou, Xingfang Wu, Yanmin ZHOU, Yongzeng Xue | 2021-07-27 |
| 11028658 | Horizontal-to-vertical drilling module for deep well | Jibin Zou, Tiemin Liu, Xingfang Wu, Xiaodong Chu, Zhibin Tian +4 more | 2021-06-08 |
| 10381899 | Sidewall coring structure directly driven by an electric motor | Jibin Zou, Jian Li | 2019-08-13 |
| 10236667 | Wire follow-up protection structure of electric reducer | Tiemin Liu, Zhibin Tian, Liping Liu, Xiaodong Chu, Zanqing Wei +2 more | 2019-03-19 |
| 10208736 | High-pressure fluid mixing pump control system and fluid suction control method | Minggao Zhou, Guiqing Hao, Zhijie Yu, Zhongtian Hao | 2019-02-19 |
| 10180064 | System for sampling from formation while drilling | Zhongli Bao, Qiang Yu, Guiqing Hao, Wanguang Song, Zichao Ii +1 more | 2019-01-15 |
| 10018038 | Drilling type sidewall coring apparatus | Zhibin Tian, Tao-Cheng Lu, Liping Liu, Guiqing Hao, Wenquan Zhang +4 more | 2018-07-10 |
| 9988899 | Rock formation testing method and formation testing instrument | Minggao Zhou, Yanmin ZHOU, Tao-Cheng Lu, Qiang Yu | 2018-06-05 |
| 9982816 | Pup joint for releasing sidewall contact of stratigraphic test device and apparatus | Xiaofei Qin, Wanguang Song, Xiaodong Chu, Lei Wang | 2018-05-29 |