Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11047236 | Filling mining method for fully-mechanized top coal caving working face | Shaojie Chen, Zhaowen Du, Zhiguo Xia, Zhen Zhang, Zhiyuan Li +1 more | 2021-06-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11047236 | Filling mining method for fully-mechanized top coal caving working face | Shaojie Chen, Zhaowen Du, Zhiguo Xia, Zhen Zhang, Zhiyuan Li +1 more | 2021-06-29 |