Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10413911 | Method of sorting and utilizing coal and rock for coal and rock combined mining face | Tong Liu, Wei Yang, Ting Liu, He Li, Zhanbo Huang +1 more | 2019-09-17 |
| 10280686 | Method of performing combined drilling, flushing, and cutting operations on coal seam having high gas content and prone to bursts to relieve pressure and increase permeability | Tong Liu, Yabin Gao, He Li, Zhanbo Huang, Rui Wang +1 more | 2019-05-07 |