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HK1026060A1 - Fe-b-r based permanent magnet having corrosion-resistant film, and process for producing the same. - Google Patents

Fe-b-r based permanent magnet having corrosion-resistant film, and process for producing the same.

Info

Publication number
HK1026060A1
HK1026060A1 HK00105186A HK00105186A HK1026060A1 HK 1026060 A1 HK1026060 A1 HK 1026060A1 HK 00105186 A HK00105186 A HK 00105186A HK 00105186 A HK00105186 A HK 00105186A HK 1026060 A1 HK1026060 A1 HK 1026060A1
Authority
HK
Hong Kong
Prior art keywords
corrosion
producing
permanent magnet
same
resistant film
Prior art date
Application number
HK00105186A
Inventor
Takeshi Nishiuchi
Fumiaki Kikui
Kohshi Yoshimura
Original Assignee
Neomay Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Neomay Co Ltd filed Critical Neomay Co Ltd
Publication of HK1026060A1 publication Critical patent/HK1026060A1/en

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Hard Magnetic Materials (AREA)
  • Chemically Coating (AREA)
HK00105186A 1998-08-31 2000-08-17 Fe-b-r based permanent magnet having corrosion-resistant film, and process for producing the same. HK1026060A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP26247698 1998-08-31
JP27950798 1998-10-01
JP28662898 1998-10-08
JP30373198 1998-10-26
JP34991598 1998-12-09

Publications (1)

Publication Number Publication Date
HK1026060A1 true HK1026060A1 (en) 2000-12-01

Family

ID=27530409

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00105186A HK1026060A1 (en) 1998-08-31 2000-08-17 Fe-b-r based permanent magnet having corrosion-resistant film, and process for producing the same.

Country Status (4)

Country Link
EP (1) EP0984464B1 (en)
DE (2) DE69918915T2 (en)
HK (1) HK1026060A1 (en)
MY (2) MY117187A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4162884B2 (en) * 2001-11-20 2008-10-08 信越化学工業株式会社 Corrosion-resistant rare earth magnet

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61150201A (en) * 1984-12-24 1986-07-08 Sumitomo Special Metals Co Ltd Permanent magnet with excellent anticorrosion property
JPH0237081B2 (en) * 1985-12-24 1990-08-22 Tokin Corp EIKYUJISHAKUNOSEIZOHOHO
DE69220519T2 (en) * 1991-03-04 1998-02-19 Toda Kogyo Corp Process for plating a bonded magnet and bonded magnet with a metal coating
JPH07230906A (en) * 1994-02-16 1995-08-29 Yazaki Corp Permanent magnet and its manufacture
JPH07302705A (en) * 1994-05-09 1995-11-14 Daido Steel Co Ltd Corrosion-resistant rare earth magnet and its manufacture
JPH09289108A (en) * 1996-04-19 1997-11-04 Sumitomo Special Metals Co Ltd R-fe-b permanent magnet having electric insulating film excellent in adhesion and its manufacture

Also Published As

Publication number Publication date
DE69915554T2 (en) 2005-01-27
DE69915554D1 (en) 2004-04-22
MY119680A (en) 2005-06-30
MY117187A (en) 2004-05-31
EP0984464A2 (en) 2000-03-08
DE69918915T2 (en) 2005-07-28
DE69918915D1 (en) 2004-09-02
EP0984464A3 (en) 2000-06-07
EP0984464B1 (en) 2004-07-28

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Legal Events

Date Code Title Description
CHPA Change of a particular in the register (except of change of ownership)
CHPA Change of a particular in the register (except of change of ownership)
PE Patent expired

Effective date: 20190830