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Title:
Manufacturing method of iron carbide material and thin film material of iron carbide
Document Type and Number:
Japanese Patent JP6294534
Kind Code:
B1
Abstract:
【課題】高飽和磁化を有する炭化鉄材料の製造方法、及び高飽和磁化を有する炭化鉄薄膜材料を提供する。【解決手段】１１原子％超２０原子％以下の炭素を含む非晶質の炭化鉄からなる母材を準備する準備工程と、前記母材の表面の少なくとも一部に、クロムを含む被膜を形成して被覆部材を得る被覆工程と、前記被覆部材に、クロムと反応しない雰囲気中又は減圧雰囲気中、１５０℃以上２５０℃以下の温度で熱処理を施し、前記母材中の炭素の一部を前記被膜に拡散させて結晶質の炭化鉄材料を得る熱処理工程とを備える炭化鉄材料の製造方法。【選択図】なし

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Inventors:
Toru Maeda
Shin Saito
Tomoyuki Ogawa
Masahiro Hisei
Application Number:
JP2017073802A
Publication Date:
March 14, 2018
Filing Date:
April 03, 2017
Export Citation:
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Assignee:
Sumitomo Electric Industries, Ltd.
Tohoku University
International Classes:
C21D6/00; C01B32/90; C22C38/00; C23C10/28; C23C14/14; C23C14/58; H01F1/153; H01F10/14
Domestic Patent References:
JPH02133517A1990-05-22
JP2005303006A2005-10-27
JP2003170262A2003-06-17
JPH02133517A1990-05-22
JP2005303006A2005-10-27
JP2003170262A2003-06-17
Foreign References:
WO2005083725A12005-09-09
WO2005083725A12005-09-09
Attorney, Agent or Firm:
Hiroshi Yamano



 
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