发明授权
- 专利标题： Method for production of lanthanide-containing alloy
- 专利标题（中）： 含镧系合金的生产方法
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申请号： US927790申请日： 1986-11-05
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公开(公告)号： US4695427A公开(公告)日： 1987-09-22
- 发明人: Toru Degawa , Kozo Fujiwara , Akio Hashimoto , Seiju Uchida , Gen Okuyama , Susumu Matsui
- 申请人： Toru Degawa , Kozo Fujiwara , Akio Hashimoto , Seiju Uchida , Gen Okuyama , Susumu Matsui
- 申请人地址： JPX Tokyo
- 专利权人： Mitsui Engineering & Shipbuilding Co., Ltd.
- 当前专利权人： Mitsui Engineering & Shipbuilding Co., Ltd.
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX60-259385 19851119; JPX61-130996 19860605
- 主分类号： B22C1/00
- IPC分类号： B22C1/00 ; C04B35/057 ; C22B9/00 ; C22B9/16 ; C22B59/00 ; C22B34/00 ; C21B7/04
摘要：
A lanthanide-containing alloy is produced by retaining the melt of this alloy by the use of a container having the inner surface formed of a calcia-based refractory possessing a CaO content of not less than 90% by weight in a non-oxidizing atmosphere.
公开/授权文献
- US6101208A Nd:YAG laser pump head 公开/授权日：2000-08-08