Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416555 | Method for determining load-bearing deformation of solid waste materials and system and device and medium thereof | Dan Ma, Meng Li, Qiang Li, Xuefeng Gao, Yong Liu +4 more | 2025-09-16 |
| 11414991 | System and method for monitoring bearing compression rate of filler in coal mine gob area | Yang Ju, A. J. S. (Sam) Spearing, Meng Li, Nan Zhou, Weiqing Zhang | 2022-08-16 |
| 11377952 | Method for radially mining open-pit end slope pressed coal | Nan Zhou, Hao Yan, Meng Li, Jiaqi Wang | 2022-07-05 |
| 11339658 | Method for recovering room-type coal pillars by cemented filling of reserved roadways | Nan Zhou, Meng Li, Hao Yan, Hengfeng Liu | 2022-05-24 |
| 11313226 | Internally injected replacement support room-type coal pillar recovery method | Nan Zhou, Jiaqi Wang, Kai Sun, Meng Li | 2022-04-26 |
| 11143025 | Mine exploitation based on stoping, separation and filling control | Qiang Zhang, Zhongyu WU, Feng Ju, Jiaqi Wang, Yang Chen | 2021-10-12 |
| 11021954 | Method of recovering room-and-pillar coal pillar by using external replacement supports | Nan Zhou, Hengfeng Liu, Meng Li, Zhongya Wu | 2021-06-01 |
| 10895154 | Base mechanism of single prop capable of being unloaded at reduced pressure | Qiang Zhang, Zhongya Wu, Wenyue Qi, Hong YAN, Meng Li | 2021-01-19 |
| 10697873 | Method for determining physical similarity simulation material of solid backfill body | Xiaole Han, Qiang Zhang, Lixin Lan, Yadong Chen, Yang Tai | 2020-06-30 |
| 10612378 | Method for recovering room-mining coal pillars by solid filling in synergy with artificial pillars | Qiang Zhang, Xiancheng MEI, Kun Fang, Xiaole Han | 2020-04-07 |
| 10385692 | Apparatus and method for pre-loading mechanical constant-resistance single prop | Qiang Zhang, Yanlong Chen, Kai Quan, Hao Yan | 2019-08-20 |
| 10352167 | Process method for withdrawing and recovering mechanical constant-resistance single prop | Nan Zhou, Wenyue Qi, Qiang Zhang, Meng Li | 2019-07-16 |
| 10301939 | Method for designing supporting parameters of transition support for mixed mining face of filling and fully-mechanized mining | Jianguo Zhang, Qiang Zhang, Qiang Sun, Wei Hong Yin, Weiqing Zhang +1 more | 2019-05-28 |
| 10113854 | Device and method for detecting wall abrasion of solid filler feeding well | Wenyue Qi, Qiang Zhang, Peng Huang, Qiang Sun | 2018-10-30 |
| 10036252 | Method for removing hydraulic support for solid filling coal mining | Feng Ju, Xiexing Miao, Xuejie Deng, Xufeng Wang | 2018-07-31 |
| 9988905 | Solid-filling coal mining feeding and conveying monitoring system | Nan Zhou, Wei Hong Yin, Meng Li | 2018-06-05 |
| 9938083 | Mechanical rocker arm-type vertical feeding cushioning device | Qiang Zhang, Rui Gao, Hao Yan, Meng Li | 2018-04-10 |
| 9494037 | Inclined layered solid-filling mining method in ultrathick coal layer | Nan Zhou, Qiang Zhang, Jiwei Guo, Xiaoming Shen, Feng Ju +1 more | 2016-11-15 |