Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11959383 | Method and device for carrying out grouting between adjacent gateroads in internal-staggered split-level coal mining | Guorui Feng, Yijiang Fan, Pengfei Wang, Chenliang Hao, Xiaoze WEN +5 more | 2024-04-16 |
| 9790443 | Vertical pyrolysis reactor with precise control | Maopei Cui, Huiyan Lv | 2017-10-17 |