Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4701214 | Method of producing iron using rotary hearth and apparatus | David C. Meissner | 1987-10-20 |
| 4420332 | Process for the production of reduced iron and thermal cracking of heavy oils | Kenji Mori, Kiichi Narita, Ryuzo Ijiri, Tsuneo Morimitsu, Nobuo Uemura +2 more | 1983-12-13 |
| 4380328 | Shaft furnace for reducing ores | Hiroyuki Kohama, Masaru Tamiya, Sunichi Mizukami, Yoshio Kimura | 1983-04-19 |
| 4348226 | Direct reduction process for producing metallic iron | Mamoru Aoki, Masahiro Tomita, Kei Utsunomiya, Hironobu Sako, Katsunori Shimazaki +1 more | 1982-09-07 |
| 4268303 | Direct reduction process for producing reduced iron | Mamoru Onoda, Yoshio Kimura, Yutaka Inada, Masahiro Tomita | 1981-05-19 |