Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12326222 | Sealing structure of underground high-pressure gas storage and construction method thereof | Bo Meng, Xiaozhao Li, Bangguo Jia, Hongwen Jing, Qian Yin +6 more | 2025-06-10 |
| 11313192 | Method for lowering oil pipe in gas well without well-killing, soluble bridge plug and material preparation method thereof | Xianwen Li, Qiaorong Han, Yanming Zhang, Xu Ma, Yangming Hu +25 more | 2022-04-26 |
| 11136724 | Fiber-reinforced prestressed reinforced concrete sleeper | Yangsheng Ye, Ruilin You, Jia Fan, Weibin Liu, Xianggang Du +2 more | 2021-10-05 |
| 9850747 | Fissured substrata water pumping apparatus and method | GUOZHEN ZHAO, Fan Zhang, Peng Gong, Zhongxi Jiang, Jianli Yang +3 more | 2017-12-26 |