Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8142710 | Reduction apparatus, reduction apparatus manufacture method, and vacuum smelting reduction furnace using the same | Jiqiang Zhang | 2012-03-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8142710 | Reduction apparatus, reduction apparatus manufacture method, and vacuum smelting reduction furnace using the same | Jiqiang Zhang | 2012-03-27 |