Title:
Ｃａ含有銅合金の製造方法
Document Type and Number:
Japanese Patent JP6413720
Kind Code:
B2
Abstract:
In a method for manufacturing a Ca-containing copper alloy, a Ca addition step of adding Ca to molten copper is provided, and, in the Ca addition step, a copper-coated Ca material (20) obtained by coating a surface of a metallic Ca (21) with copper (22) is used. In the copper-coated Ca material (20), an oxygen content in the copper (22) that coats the metallic Ca (21) is preferably set to less than 100 ppm by mass.
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Inventors:
Kumagai
Sonohata Takashi
Oto Ryo Akatsuki
Sonohata Takashi
Oto Ryo Akatsuki
Application Number:
JP2014247994A
Publication Date:
October 31, 2018
Filing Date:
December 08, 2014
Export Citation:
Assignee:
Mitsubishi Materials Corporation
International Classes:
B22D11/108; B22D1/00; B22D11/00; B22D11/11; B22D21/00; C22C9/00; C22C24/00; C23C4/04; C23C14/34
Domestic Patent References:
| JP7179926A | ||||
| JP2013014808A | ||||
| JP55097419A |
Attorney, Agent or Firm:
Masatake Shiga
Mitsuo Teramoto
Yasushi Matsunuma
Fumihiro Hosokawa
Kazunori Onami
Mitsuo Teramoto
Yasushi Matsunuma
Fumihiro Hosokawa
Kazunori Onami