Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11085862 | Natural gas hydrate-bearing sediment intergranular micro-force testing device and testing method thereof | Xuwen Qin, Fulong Ning, Yanjiang Yu, Qiang Luo, Tinghui Wan +5 more | 2021-08-10 |
| 10837247 | Natural gas hydrate pressure-retaining corer | Xuwen Qin, Qiuping Lu, Haijun Qiu, Jingan Lu, Beibei Kou +5 more | 2020-11-17 |
| 10822903 | Natural gas hydrate rotary pressure-retaining corer | Qiuping Lu, Haijun Qiu, Jingan Lu, Beibei Kou, Yanjiang Yu +3 more | 2020-11-03 |