Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8551213 | Method of coal gasification and direct ironmaking and system therefor | Masahiro Motoyuki | 2013-10-08 |
| 8475561 | Method for producing molten iron | Hiroshi Sugitatsu, Hideaki Fujimoto | 2013-07-02 |
| 8192521 | Method of suppressing slag foaming in continuous melting furnace | — | 2012-06-05 |
| 8012237 | Process for producing molten iron | Hideaki Fujimoto, Tsuyoshi Mimura, Takao Harada, Kiminori Hajika, Hiroshi Sugitatsu | 2011-09-06 |
| 7993428 | Method for manufacturing molten iron | Hideaki Fujimoto, Tsuyoshi Mimura, Itsuo Miyahara, Takao Harada, Hiroshi Sugitatsu | 2011-08-09 |
| 6521171 | Processing method for high-temperature exhaust gas | Masahiko Tetsumoto | 2003-02-18 |
| 6517770 | Temperature control device and temperature control method for high-temperature exhaust gas | Masahiko Tetsumoto | 2003-02-11 |
| 6368379 | Apparatus and method for producing reduced metal | Masahiko Tetsumoto | 2002-04-09 |
| 6254665 | Method for producing reduced iron agglomerates | Koichi Matsushita, Hidetoshi Tanaka, Takao Harada | 2001-07-03 |
| 6251161 | Method for operating moving hearth reducing furnace | Koichi Matsushita, Hidetoshi Tanaka, Takao Harada | 2001-06-26 |