HK1027207A1 - Corrosion-resistant permanent magnet and method for producing the same. - Google Patents

Corrosion-resistant permanent magnet and method for producing the same.

Info

Publication number
HK1027207A1
HK1027207A1 HK00106159A HK00106159A HK1027207A1 HK 1027207 A1 HK1027207 A1 HK 1027207A1 HK 00106159 A HK00106159 A HK 00106159A HK 00106159 A HK00106159 A HK 00106159A HK 1027207 A1 HK1027207 A1 HK 1027207A1
Authority
HK
Hong Kong
Prior art keywords
corrosion
producing
same
permanent magnet
resistant permanent
Prior art date
Application number
HK00106159A
Inventor
Takeshi Nishiuchi
Kohshi Yoshimura
Fumiaki Kikui
Original Assignee
Neomax 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 Neomax Co Ltd filed Critical Neomax Co Ltd
Publication of HK1027207A1 publication Critical patent/HK1027207A1/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)
HK00106159A 1998-09-10 2000-09-28 Corrosion-resistant permanent magnet and method for producing the same. HK1027207A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP25651698 1998-09-10
PCT/JP1999/004915 WO2000016347A1 (en) 1998-09-10 1999-09-10 Corrosion-resistant permanent magnet and method for producing the same

Publications (1)

Publication Number Publication Date
HK1027207A1 true HK1027207A1 (en) 2001-01-05

Family

ID=17293719

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00106159A HK1027207A1 (en) 1998-09-10 2000-09-28 Corrosion-resistant permanent magnet and method for producing the same.

Country Status (4)

Country Link
EP (1) EP1032000B1 (en)
DE (1) DE69918660T2 (en)
HK (1) HK1027207A1 (en)
WO (1) WO2000016347A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0300771D0 (en) 2003-01-14 2003-02-12 Rolls Royce Plc Rare earth-transmission metal alloy articles
CN104674169A (en) * 2015-02-12 2015-06-03 烟台首钢磁性材料股份有限公司 Method for electroplating surface of permanent magnet neodymium iron boron magnetic steel with composite coating

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1007847B (en) * 1984-12-24 1990-05-02 住友特殊金属株式会社 Process for producing magnets having improved corrosion resistance
JPH07249509A (en) * 1994-03-08 1995-09-26 Sumitomo Special Metals Co Ltd Corrosion-resistant 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

Also Published As

Publication number Publication date
EP1032000B1 (en) 2004-07-14
EP1032000A1 (en) 2000-08-30
DE69918660D1 (en) 2004-08-19
WO2000016347A1 (en) 2000-03-23
EP1032000A4 (en) 2003-05-02
DE69918660T2 (en) 2005-07-28

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Legal Events

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

Effective date: 20190909