Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7943083 | Drum apparatus for treating slag | Yongli Xiao, Hua Chen, Yongqian Li | 2011-05-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7943083 | Drum apparatus for treating slag | Yongli Xiao, Hua Chen, Yongqian Li | 2011-05-17 |