Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10928136 | Steel scrap preheating-type electric furnace and method for improving heating cold area of side wall charging electric arc furnace | Qiming Huang, Zhan Gao, Weizhi Shi | 2021-02-23 |