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Title:
IRON GROUP-BASED SOFT MAGNETIC POWDER
Document Type and Number:
WIPO Patent Application WO/2011/155494
Kind Code:
A1
Abstract:
Provided is an iron group-based soft magnetic powder which is used in dust cores of choke coils, reactor coils and the like, and which exhibits higher magnetic properties. Specifically provided is a generally-used iron group-based alloy (iron-based alloy) soft magnetic powder primarily containing at least one among Fe, Co, and/or Ni. The soft magnetic powder is prepared using an inexpensive production method such as the water atomization method by adding a trace amount of Nb (0.05 to 4 wt%), V, Ta, Ti, Mo, or W into a melt.

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Inventors:
KINO Yasushi (Toyokawa-Seisakusho, 1, Honohara 3-chome, Toyokawa-sh, Aichi 05, 〒4428505, JP)
Application Number:
JP2011/063057
Publication Date:
December 15, 2011
Filing Date:
June 07, 2011
Export Citation:
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Assignee:
SINTOKOGIO, LTD. (28-12, Meieki 3-chome Nakamura-ku, Nagoya-sh, Aichi 02, 〒4500002, JP)
新東工業株式会社 (〒02 愛知県名古屋市中村区名駅三丁目２８番１２号 Aichi, 〒4500002, JP)
International Classes:
B22F1/00; B22F3/00; C22C19/00; C22C38/00; H01F1/20; H01F1/26
Attorney, Agent or Firm:
YAMASAKI, Yukuzo et al. (Yamasaki & Partners, Hirakawacho Mori Tower 10F 2-16-1 Hirakawa-cho, Chiyoda-k, Tokyo 93, 〒1020093, JP)
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