Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592806 | Reduced iron discharger in rotary hearth reducing furnace | Susumu Kamikawa, Hironori Fujioka, Keiichi Sato, Yoshimitsu Onaka | 2003-07-15 |
| 6575390 | Pretreatment apparatus for raw materials for production of reduced iron | Susumu Kamikawa, Hironori Fujioka, Keiichi Sato, Yoshimitsu Onaka | 2003-06-10 |