申请人 |
NIPPON STEEL CORP., TOKIO/TOKYO, JP |
发明人 |
IWAYAMA, KENZO NIPPON STEEL CORPORATION R&D, KITAKYUSHU-SHI FUKUOKA 805, JP;IWAYAMA, ISAO NIPPON STEEL CORPORATION R&D, KITAKYUSHU-SHI FUKUOKA 805, JP;MIYAZAWA, KENICHI NIPPON STEEL CORPORATION R&, KITAKYUSHU-SHI FUKUOKA 805, JP;MIZOGUCHI, TOSHIAKI NIPPON STEEL CORPORATION R&D, KITAKYUSHU-SHI FUKUOKA 805, JP;SUMITOMO, HIDEHIKO NIPPON STEEL CORPORATION, YAMAGUCHI 743, JP |