Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4430116 | Method and apparatus for heating or heating and reduction raw materials for a metallurgical furnace utilizing waste gases from the same furnace | Shigeru Yamazaki, Motoaki Hirao, Jun Nagai, Hiroshi Ooi, Yoshinobu Shinozaki | 1984-02-07 |