Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857106 | Method for controlling operation of a blast furnace | Kazumasa Wakimoto, Takaharu Ishii, Masaaki Sakurai | 1989-08-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857106 | Method for controlling operation of a blast furnace | Kazumasa Wakimoto, Takaharu Ishii, Masaaki Sakurai | 1989-08-15 |