JPH0553853B2 - - Google Patents

Info

Publication number
JPH0553853B2
JPH0553853B2 JP85208529A JP20852985A JPH0553853B2 JP H0553853 B2 JPH0553853 B2 JP H0553853B2 JP 85208529 A JP85208529 A JP 85208529A JP 20852985 A JP20852985 A JP 20852985A JP H0553853 B2 JPH0553853 B2 JP H0553853B2
Authority
JP
Japan
Prior art keywords
rare earth
powder
melt
particles
alloy
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.)
Expired - Fee Related
Application number
JP85208529A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6274045A (ja
Inventor
Esu Ui Eru Narashimu Karatooru
Jei Deyurisu Edowaado
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.)
Crucible Materials Corp
Original Assignee
Crucible Materials Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24394307&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH0553853(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Crucible Materials Corp filed Critical Crucible Materials Corp
Publication of JPS6274045A publication Critical patent/JPS6274045A/ja
Publication of JPH0553853B2 publication Critical patent/JPH0553853B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/0433—Nickel- or cobalt-based alloys
    • C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
    • 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
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0574—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes obtained by liquid dynamic compaction
    • 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
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
    • H01F1/0576—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together pressed, e.g. hot working
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • B22F2009/086—Cooling after atomisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Powder Metallurgy (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
JP60208529A 1984-04-09 1985-09-20 希土類永久磁石の製造方法 Granted JPS6274045A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/598,118 US4585473A (en) 1984-04-09 1984-04-09 Method for making rare-earth element containing permanent magnets

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP6158278A Division JPH07110966B2 (ja) 1994-06-17 1994-06-17 希土類磁石合金粒子の製造法

Publications (2)

Publication Number Publication Date
JPS6274045A JPS6274045A (ja) 1987-04-04
JPH0553853B2 true JPH0553853B2 (enExample) 1993-08-11

Family

ID=24394307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60208529A Granted JPS6274045A (ja) 1984-04-09 1985-09-20 希土類永久磁石の製造方法

Country Status (3)

Country Link
US (1) US4585473A (enExample)
EP (1) EP0215168B2 (enExample)
JP (1) JPS6274045A (enExample)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
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US4684406A (en) * 1983-05-21 1987-08-04 Sumitomo Special Metals Co., Ltd. Permanent magnet materials
US5225004A (en) * 1985-08-15 1993-07-06 Massachusetts Institute Of Technology Bulk rapidly solifidied magnetic materials
JPS62291904A (ja) * 1986-06-12 1987-12-18 Namiki Precision Jewel Co Ltd 永久磁石の製造方法
JPS6328844A (ja) * 1986-07-23 1988-02-06 Toshiba Corp 永久磁石材料
GB2201426B (en) * 1987-02-27 1990-05-30 Philips Electronic Associated Improved method for the manufacture of rare earth transition metal alloy magnets
DE3730147A1 (de) * 1987-09-09 1989-03-23 Leybold Ag Verfahren zur herstellung von pulvern aus geschmolzenen stoffen
JPS6481301A (en) * 1987-09-24 1989-03-27 Daido Steel Co Ltd Magnetic powder for manufacturing plastic magnet
US4892596A (en) * 1988-02-23 1990-01-09 Eastman Kodak Company Method of making fully dense anisotropic high energy magnets
US4985085A (en) * 1988-02-23 1991-01-15 Eastman Kodak Company Method of making anisotropic magnets
US5000796A (en) * 1988-02-23 1991-03-19 Eastman Kodak Company Anisotropic high energy magnets and a process of preparing the same
US5114502A (en) * 1989-06-13 1992-05-19 Sps Technologies, Inc. Magnetic materials and process for producing the same
US5122203A (en) * 1989-06-13 1992-06-16 Sps Technologies, Inc. Magnetic materials
US5244510A (en) * 1989-06-13 1993-09-14 Yakov Bogatin Magnetic materials and process for producing the same
US5266128A (en) * 1989-06-13 1993-11-30 Sps Technologies, Inc. Magnetic materials and process for producing the same
US4990876A (en) * 1989-09-15 1991-02-05 Eastman Kodak Company Magnetic brush, inner core therefor, and method for making such core
US5044613A (en) * 1990-02-12 1991-09-03 The Charles Stark Draper Laboratory, Inc. Uniform and homogeneous permanent magnet powders and permanent magnets
EP0504391A4 (en) * 1990-10-09 1993-05-26 Iowa State University Research Foundation, Inc. Environmentally stable reactive alloy powders and method of making same
US5228620A (en) * 1990-10-09 1993-07-20 Iowa State University Research Foundtion, Inc. Atomizing nozzle and process
US5242508A (en) * 1990-10-09 1993-09-07 Iowa State University Research Foundation, Inc. Method of making permanent magnets
US5240513A (en) * 1990-10-09 1993-08-31 Iowa State University Research Foundation, Inc. Method of making bonded or sintered permanent magnets
US5125574A (en) * 1990-10-09 1992-06-30 Iowa State University Research Foundation Atomizing nozzle and process
US5255525A (en) * 1991-10-22 1993-10-26 Mg Industries System and method for atomization of liquid metal
WO1993026018A1 (en) * 1992-06-16 1993-12-23 The Regents Of The University Of California Giant magnetoresistant single film alloys
US5591532A (en) * 1992-06-16 1997-01-07 The Regents Of The University Of California Giant magnetoresistance single film alloys
US5368657A (en) * 1993-04-13 1994-11-29 Iowa State University Research Foundation, Inc. Gas atomization synthesis of refractory or intermetallic compounds and supersaturated solid solutions
NO177987C (no) * 1993-05-14 1996-01-03 Norsk Hydro As Fremgangsmåte og apparat for fremstilling av metallgranuler
US6022424A (en) * 1996-04-09 2000-02-08 Lockheed Martin Idaho Technologies Company Atomization methods for forming magnet powders
US6302939B1 (en) 1999-02-01 2001-10-16 Magnequench International, Inc. Rare earth permanent magnet and method for making same
KR100562681B1 (ko) 2000-05-24 2006-03-23 가부시키가이샤 네오맥스 복수의 강자성상을 포함하는 영구자석 및 그 제조방법
US6818041B2 (en) 2000-09-18 2004-11-16 Neomax Co., Ltd Magnetic alloy powder for permanent magnet and method for producing the same
US7217328B2 (en) * 2000-11-13 2007-05-15 Neomax Co., Ltd. Compound for rare-earth bonded magnet and bonded magnet using the compound
US6398125B1 (en) 2001-02-10 2002-06-04 Nanotek Instruments, Inc. Process and apparatus for the production of nanometer-sized powders
US6770242B2 (en) * 2001-05-08 2004-08-03 Romain L. Billiet Voice coil motor magnets and method of fabrication thereof
EP1388152A2 (en) * 2001-05-15 2004-02-11 Sumitomo Special Metals Company Limited Iron-based rare earth alloy nanocomposite magnet and method for producing the same
ATE343842T1 (de) * 2001-07-31 2006-11-15 Neomax Co Ltd Verfahren zum herstellen eines nanozusammensetzungsmagneten unter verwendung eines atomisierungsverfahrens
US20030049384A1 (en) * 2001-09-10 2003-03-13 Liu Jean H. Process and apparatus for preparing transparent electrically conductive coatings
AU2002366140A1 (en) * 2001-11-22 2003-06-10 Sumitomo Special Metals Co., Ltd. Nanocomposite magnet
US8603213B1 (en) 2006-05-08 2013-12-10 Iowa State University Research Foundation, Inc. Dispersoid reinforced alloy powder and method of making
US7699905B1 (en) 2006-05-08 2010-04-20 Iowa State University Research Foundation, Inc. Dispersoid reinforced alloy powder and method of making
US12403516B2 (en) 2013-03-22 2025-09-02 Battelle Memorial Institute Shape processes, feedstock materials, conductive materials and/or assemblies
US12186791B2 (en) 2013-03-22 2025-01-07 Battelle Memorial Institute Devices and methods for performing shear-assisted extrusion and extrusion processes
US10189063B2 (en) 2013-03-22 2019-01-29 Battelle Memorial Institute System and process for formation of extrusion products
US10695811B2 (en) 2013-03-22 2020-06-30 Battelle Memorial Institute Functionally graded coatings and claddings
US11383280B2 (en) 2013-03-22 2022-07-12 Battelle Memorial Institute Devices and methods for performing shear-assisted extrusion, extrusion feedstocks, extrusion processes, and methods for preparing metal sheets
US12365027B2 (en) 2013-03-22 2025-07-22 Battelle Memorial Institute High speed shear-assisted extrusion
US11045851B2 (en) 2013-03-22 2021-06-29 Battelle Memorial Institute Method for Forming Hollow Profile Non-Circular Extrusions Using Shear Assisted Processing and Extrusion (ShAPE)
US20210379638A1 (en) 2013-03-22 2021-12-09 Battelle Memorial Institute Devices and Methods for Performing Shear-Assisted Extrusion and Extrusion Processes
US10109418B2 (en) 2013-05-03 2018-10-23 Battelle Memorial Institute System and process for friction consolidation fabrication of permanent magnets and other extrusion and non-extrusion structures
US9336932B1 (en) * 2014-08-15 2016-05-10 Urban Mining Company Grain boundary engineering
US20200016687A1 (en) 2016-09-12 2020-01-16 Battelle Memorial Institute Methods and Devices for Connecting Two Dissimilar Materials
US20180073532A1 (en) 2016-09-12 2018-03-15 Battelle Memorial Institute System and process for joining dissimilar materials and solid-state interlocking joint with intermetallic interface formed thereby
US11549532B1 (en) 2019-09-06 2023-01-10 Battelle Memorial Institute Assemblies, riveted assemblies, methods for affixing substrates, and methods for mixing materials to form a metallurgical bond
US11919061B2 (en) 2021-09-15 2024-03-05 Battelle Memorial Institute Shear-assisted extrusion assemblies and methods
CN115041689B (zh) * 2022-05-27 2024-03-15 鞍钢股份有限公司 一种低卫星球金属粉末的制备方法

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US1671683A (en) * 1924-05-07 1928-05-29 Hartstoffmetall Ag Method and device for producing finely-granulated bodies from molten metal
US2384892A (en) * 1942-05-28 1945-09-18 F W Berk & Company Method for the comminution of molten metals
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FR1529048A (fr) * 1966-06-16 1968-06-14 Philips Nv Aimant permanent et son procédé de fabrication
US3424578A (en) * 1967-06-05 1969-01-28 Us Air Force Method of producing permanent magnets of rare earth metals containing co,or mixtures of co,fe and mn
US3560200A (en) * 1968-04-01 1971-02-02 Bell Telephone Labor Inc Permanent magnetic materials
US3671230A (en) * 1969-02-19 1972-06-20 Federal Mogul Corp Method of making superalloys
US3646177A (en) * 1970-04-23 1972-02-29 Crucible Inc Method for producing powdered metals and alloys
US3901741A (en) * 1973-08-23 1975-08-26 Gen Electric Permanent magnets of cobalt, samarium, gadolinium alloy
US4152178A (en) * 1978-01-24 1979-05-01 The United States Of America As Represented By The United States Department Of Energy Sintered rare earth-iron Laves phase magnetostrictive alloy product and preparation thereof
US4369075A (en) * 1979-04-18 1983-01-18 Namiki Precision Jewel Co., Ltd. Method of manufacturing permanent magnet alloys
DE3103700A1 (de) * 1980-02-07 1981-11-26 Sumitomo Special Metals Co., Ltd., Osaka Ferromagnetische legierung
JPS57141901A (en) * 1981-02-26 1982-09-02 Mitsubishi Steel Mfg Co Ltd Permanent magnet powder
CA1316375C (en) * 1982-08-21 1993-04-20 Masato Sagawa Magnetic materials and permanent magnets
DE3379131D1 (en) * 1982-09-03 1989-03-09 Gen Motors Corp Re-tm-b alloys, method for their production and permanent magnets containing such alloys
JPS59219904A (ja) * 1983-05-30 1984-12-11 Sumitomo Special Metals Co Ltd ボンド磁石の製造方法およびボンド磁石用材料の製造方法

Also Published As

Publication number Publication date
JPS6274045A (ja) 1987-04-04
US4585473A (en) 1986-04-29
EP0215168B1 (en) 1989-01-04
EP0215168A1 (en) 1987-03-25
EP0215168B2 (en) 1994-05-04

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Legal Events

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