FR3000834B1 - PROCESS FOR PRODUCING PERMANENT MAGNETS BY HEATING FERROMAGNETIC POWDER - Google Patents

PROCESS FOR PRODUCING PERMANENT MAGNETS BY HEATING FERROMAGNETIC POWDER

Info

Publication number
FR3000834B1
FR3000834B1 FR1350199A FR1350199A FR3000834B1 FR 3000834 B1 FR3000834 B1 FR 3000834B1 FR 1350199 A FR1350199 A FR 1350199A FR 1350199 A FR1350199 A FR 1350199A FR 3000834 B1 FR3000834 B1 FR 3000834B1
Authority
FR
France
Prior art keywords
permanent magnets
ferromagnetic powder
producing permanent
heating ferromagnetic
heating
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
FR1350199A
Other languages
French (fr)
Other versions
FR3000834A1 (en
Inventor
Hubert Tallon
Pascal Revirand
Florence Servant
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
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 Commissariat a lEnergie Atomique CEA, Commissariat a lEnergie Atomique et aux Energies Alternatives CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR1350199A priority Critical patent/FR3000834B1/en
Priority to PCT/FR2013/053035 priority patent/WO2014108610A1/en
Publication of FR3000834A1 publication Critical patent/FR3000834A1/en
Application granted granted Critical
Publication of FR3000834B1 publication Critical patent/FR3000834B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01F41/0273—Imparting anisotropy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/06—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/08—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/083—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together in a bonding agent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/10—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
    • H01F1/11—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
    • H01F1/113—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles in a bonding agent

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Hard Magnetic Materials (AREA)
FR1350199A 2013-01-10 2013-01-10 PROCESS FOR PRODUCING PERMANENT MAGNETS BY HEATING FERROMAGNETIC POWDER Active FR3000834B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1350199A FR3000834B1 (en) 2013-01-10 2013-01-10 PROCESS FOR PRODUCING PERMANENT MAGNETS BY HEATING FERROMAGNETIC POWDER
PCT/FR2013/053035 WO2014108610A1 (en) 2013-01-10 2013-12-11 Method for producing permanent magnets by heating ferromagnetic powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1350199A FR3000834B1 (en) 2013-01-10 2013-01-10 PROCESS FOR PRODUCING PERMANENT MAGNETS BY HEATING FERROMAGNETIC POWDER

Publications (2)

Publication Number Publication Date
FR3000834A1 FR3000834A1 (en) 2014-07-11
FR3000834B1 true FR3000834B1 (en) 2015-02-20

Family

ID=48224956

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1350199A Active FR3000834B1 (en) 2013-01-10 2013-01-10 PROCESS FOR PRODUCING PERMANENT MAGNETS BY HEATING FERROMAGNETIC POWDER

Country Status (2)

Country Link
FR (1) FR3000834B1 (en)
WO (1) WO2014108610A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3085790B1 (en) * 2018-09-12 2020-10-09 Commissariat Energie Atomique ELECTRIC ARC MAGNETIC EXTINGUISHING DEVICE WHEN CONNECTING / DISCONNECTING BETWEEN AN ELECTROCHEMICAL ACCUMULATOR OUTPUT TERMINAL AND A BUSBAR

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5350558A (en) * 1988-07-12 1994-09-27 Idemitsu Kosan Co., Ltd. Methods for preparing magnetic powder material and magnet, process for preparaton of resin composition and process for producing a powder molded product
EP0350781A3 (en) * 1988-07-12 1991-03-20 Idemitsu Kosan Company Limited Magnetic powder material and resin-bonded type magnet
US7258812B2 (en) * 2001-10-29 2007-08-21 Sumitomo Electric Sintered Alloy, Ltd. Compound magnetic material and fabrication method thereof
DE102007017641A1 (en) * 2007-04-13 2008-10-16 Infineon Technologies Ag Curing of layers on the semiconductor module by means of electromagnetic fields
JP2008283142A (en) 2007-05-14 2008-11-20 Seiko Instruments Inc Method of manufacturing rare earth bond magnet
US20120249375A1 (en) * 2008-05-23 2012-10-04 Nokia Corporation Magnetically controlled polymer nanocomposite material and methods for applying and curing same, and nanomagnetic composite for RF applications
JP4825902B2 (en) * 2009-07-15 2011-11-30 住友電気工業株式会社 Manufacturing method of dust core
WO2012159096A2 (en) * 2011-05-18 2012-11-22 The Regents Of The University Of California Nanostructured high-strength permanent magnets

Also Published As

Publication number Publication date
FR3000834A1 (en) 2014-07-11
WO2014108610A1 (en) 2014-07-17

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