Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11773653 | Double-layer coiled tubing double-gradient drilling system | Guorong Wang, Lin Zhong, Qingyou Liu, Xingyong Yu, Zhong Li +5 more | 2023-10-03 |
| 11598180 | Experimental device and experimental method for natural gas hydrate solid-state fluidized mining and crushing | Guorong Wang, Qingyou Liu, Qingping Li, Qiang Fu, Yufa He +2 more | 2023-03-07 |
| 11465152 | Crushing system for large-size natural gas hydrate rock samples | Jinzhou Zhao, Na Wei, Chunquan LIU, Kaisong Wu, Liehui Zhang +2 more | 2022-10-11 |
| 11199050 | Combined crushing super-variable-diameter drill bit for natural gas hydrate exploitation | Guorong Wang, Yang Tang, Xin Jing, Qingyou Liu, Xushen Li +9 more | 2021-12-14 |
| 11193333 | Automatic jet breaking tool for solid fluidization exploitation of natural gas hydrate | Yang Tang, Shunxiao Huang, Guorong Wang, Qingyou Liu, Xushen Li +10 more | 2021-12-07 |
| 11156064 | Natural gas hydrate solid-state fluidization mining method and system under underbalanced positive circulation condition | Jinzhou Zhao, Na Wei, Haitao Li, Liehui Zhang, Qingping Li +1 more | 2021-10-26 |
| 11053779 | Hydrate solid-state fluidization mining method and system under underbalanced reverse circulation condition | Jinzhou Zhao, Na Wei, Haitao Li, Liehui Zhang, Qingping Li +1 more | 2021-07-06 |
| 10822927 | Device and method for solid-state fluidized mining of natural gas hydrates in shallow seabed | Yang Tang, Guorong Wang, Qingyou Liu, Lin Zhong, Wang Li +5 more | 2020-11-03 |
| 10655436 | Device and method for solid-state fluidization mining of seabed shallow layer non-diagenetic natural gas hydrates | Qingyou Liu, Guorong Wang, Leizhen Wang, Rong Huang, Qingping Li +1 more | 2020-05-19 |
| 10100264 | Experimental loop system for fluidization exploitation of solid-state marine gas hydrate | Jinzhou Zhao, Yanjun Liu, Leilei Jiang, Mi Zhang, Ping Guo +3 more | 2018-10-16 |
| 9476292 | Deepwater drilling condition based marine riser mechanical behavior test simulation system and test method | Qingyou Liu, Liangjie Mao | 2016-10-25 |