Issued Patents 2024
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12140025 | Directional drilling method for branching borehole with short radius and system | Yifan Zeng, Weihong Yang, Qiang Wu, Xuan Xiao, Xinjiang Wei +4 more | 2024-11-12 |
| 12129620 | Method for repairing aquifer in coal mine area | Yifan Zeng, Weihong Yang, Qiang Wu, Xinjiang Wei, Xue Liu +4 more | 2024-10-29 |
| 12091972 | Method and device for determining development status of separation layer of coal mine | Yifan Zeng, Aoshuang Mei, Qiang Wu, Huaming Wei, Yashuai Cui +4 more | 2024-09-17 |
| 12055040 | Directional drilling device and drilling method of aquifer remediation of coal seam roof | Yifan Zeng, Weihong Yang, Qiang Wu, Xuan Xiao, Xinjiang Wei +2 more | 2024-08-06 |
| 12051410 | Method and apparatus to provide comprehensive smart assistant services | Hung Bun Choi, Yau Wai Ng, Chi Chung Liu, Tsz Kin Lee | 2024-07-30 |
| 12043546 | Methods for preparing aerogels by plasticizing and foaming with solvents | Zhen Xu, Chao Gao | 2024-07-23 |