发明授权
- 专利标题: Steam turbine
- 专利标题(中): 汽轮机
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申请号: EP90102007.3申请日: 1990-02-01
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公开(公告)号: EP0384181B1公开(公告)日: 2001-12-19
- 发明人: Siga, Masao , Fukui, Yutaka , Kuriyama, Mitsuo , Maeno, Yoshimi , Suwa, Masateru , Kaneko, Ryoichi , Onoda, Takeshi , Kajiwara, Hidefumi , Watanabe, Yasuo , Takahashi, Shintaro , Tan, Toshimi
- 申请人: Hitachi, Ltd.
- 申请人地址: 6, Kanda Surugadai 4-chome Chiyoda-ku, Tokyo 101 JP
- 专利权人: Hitachi, Ltd.
- 当前专利权人: Hitachi, Ltd.
- 当前专利权人地址: 6, Kanda Surugadai 4-chome Chiyoda-ku, Tokyo 101 JP
- 代理机构: Beetz & Partner Patentanwälte
- 优先权: JP2389089 19890203; JP12662289 19890522
- 主分类号: F01D5/06
- IPC分类号: F01D5/06 ; F01D5/28 ; C22C38/44 ; C22C38/22 ; C22C38/18
公开/授权文献
- EP0384181A3 Steam turbine rotor shaft and heat-resisting steel therefor 公开/授权日:1990-12-05
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