Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4426224 | Lance for powder top-blow refining and process for decarburizing and refining steel by using the lance | Takeo Aoki, Masayuki Taga | 1984-01-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4426224 | Lance for powder top-blow refining and process for decarburizing and refining steel by using the lance | Takeo Aoki, Masayuki Taga | 1984-01-17 |