JP5146552B2 - Ｒ−Ｆｅ−Ｂ系希土類焼結磁石およびその製造方法 - Google Patents

Ｒ−Ｆｅ−Ｂ系希土類焼結磁石およびその製造方法 Download PDF

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Publication number
JP5146552B2
JP5146552B2 JP2011009691A JP2011009691A JP5146552B2 JP 5146552 B2 JP5146552 B2 JP 5146552B2 JP 2011009691 A JP2011009691 A JP 2011009691A JP 2011009691 A JP2011009691 A JP 2011009691A JP 5146552 B2 JP5146552 B2 JP 5146552B2
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rare earth
sintered magnet
earth element
magnet body
heavy rare
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JP2011101043A (ja
JP2011101043A5 (enExample
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吉村　　公志
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Proterial Ltd
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Hitachi Metals Ltd
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/026—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets protecting methods against environmental influences, e.g. oxygen, by surface treatment

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
JP2011009691A 2011-01-20 2011-01-20 Ｒ−Ｆｅ−Ｂ系希土類焼結磁石およびその製造方法 Expired - Lifetime JP5146552B2 (ja)

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JP2011009691A JP5146552B2 (ja) 2011-01-20 2011-01-20 Ｒ−Ｆｅ−Ｂ系希土類焼結磁石およびその製造方法

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JP2011009691A JP5146552B2 (ja) 2011-01-20 2011-01-20 Ｒ−Ｆｅ−Ｂ系希土類焼結磁石およびその製造方法

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JP2006159960A Division JP4811143B2 (ja) 2006-06-08 2006-06-08 Ｒ−Ｆｅ−Ｂ系希土類焼結磁石およびその製造方法

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JP2011101043A JP2011101043A (ja) 2011-05-19
JP2011101043A5 JP2011101043A5 (enExample) 2011-09-15
JP5146552B2 true JP5146552B2 (ja) 2013-02-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104252938A (zh) * 2014-09-12 2014-12-31 沈阳中北通磁科技股份有限公司 一种含Ho的多主相钕铁硼永磁铁及制造方法
EP4239655A1 (en) * 2022-03-02 2023-09-06 Zhejiang University Method for improving corrosion resistance of high abundance rare earth permanent magnet

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104240886B (zh) * 2014-09-12 2017-01-11 沈阳中北通磁科技股份有限公司 一种含Tb的多主相钕铁硼永磁铁及制造方法
DE102014219378A1 (de) * 2014-09-25 2016-03-31 Siemens Aktiengesellschaft Verfahren zur Herstellung eines Permanentmagneten
KR101866023B1 (ko) * 2016-05-23 2018-06-08 현대자동차주식회사 자기특성이 우수한 희토류 영구자석 제조방법
CN110415960B (zh) * 2019-07-19 2021-06-18 浙江东阳东磁稀土有限公司 一种提高烧结钕铁硼磁体磁性能的方法
JP7452159B2 (ja) * 2020-03-24 2024-03-19 株式会社プロテリアル Ｒ－ｔ－ｂ系焼結磁石の製造方法
CN114937538B (zh) * 2022-06-15 2024-12-13 中国第一汽车股份有限公司 一种抗退磁的磁钢结构及电机

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0663086B2 (ja) * 1985-09-27 1994-08-17 住友特殊金属株式会社 永久磁石材料及びその製造方法
JPH0742553B2 (ja) * 1986-02-18 1995-05-10 住友特殊金属株式会社 永久磁石材料及びその製造方法
JP2844269B2 (ja) * 1991-04-26 1999-01-06 住友特殊金属株式会社 耐食性永久磁石及びその製造方法
JP3897724B2 (ja) * 2003-03-31 2007-03-28 独立行政法人科学技術振興機構 超小型製品用の微小、高性能焼結希土類磁石の製造方法
JP2005011973A (ja) * 2003-06-18 2005-01-13 Japan Science & Technology Agency 希土類−鉄−ホウ素系磁石及びその製造方法
JP3960966B2 (ja) * 2003-12-10 2007-08-15 独立行政法人科学技術振興機構 耐熱性希土類磁石の製造方法
KR100866018B1 (ko) * 2004-03-31 2008-10-31 티디케이가부시기가이샤 희토류 자석 및 이의 제조방법
JP4788427B2 (ja) * 2006-03-23 2011-10-05 日立金属株式会社 Ｒ−Ｆｅ−Ｂ系希土類焼結磁石およびその製造方法
JP4677942B2 (ja) * 2006-03-31 2011-04-27 日立金属株式会社 Ｒ−Ｆｅ−Ｂ系希土類焼結磁石の製造方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104252938A (zh) * 2014-09-12 2014-12-31 沈阳中北通磁科技股份有限公司 一种含Ho的多主相钕铁硼永磁铁及制造方法
CN104252938B (zh) * 2014-09-12 2016-10-05 沈阳中北通磁科技股份有限公司 一种含Ho的多主相钕铁硼永磁铁及制造方法
EP4239655A1 (en) * 2022-03-02 2023-09-06 Zhejiang University Method for improving corrosion resistance of high abundance rare earth permanent magnet
US12159748B2 (en) * 2022-03-02 2024-12-03 Zhejiang University Method for improving corrosion resistance of high abundance rare earth permanent magnet

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