DE69302329D1 - Feinkörniges anisotropes Pulver aus schmelzgesponnenen Bändern - Google Patents

Feinkörniges anisotropes Pulver aus schmelzgesponnenen Bändern

Info

Publication number
DE69302329D1
DE69302329D1 DE69302329T DE69302329T DE69302329D1 DE 69302329 D1 DE69302329 D1 DE 69302329D1 DE 69302329 T DE69302329 T DE 69302329T DE 69302329 T DE69302329 T DE 69302329T DE 69302329 D1 DE69302329 D1 DE 69302329D1
Authority
DE
Germany
Prior art keywords
melt
fine
powder made
anisotropic powder
spun ribbons
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
DE69302329T
Other languages
English (en)
Other versions
DE69302329T2 (de
Inventor
Viswanathan Panchanathan
John Joseph Croat
Gregory Paul Meisner
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.)
Motors Liquidation Co
Original Assignee
Motors Liquidation Co
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 Motors Liquidation Co filed Critical Motors Liquidation Co
Application granted granted Critical
Publication of DE69302329D1 publication Critical patent/DE69302329D1/de
Publication of DE69302329T2 publication Critical patent/DE69302329T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H01F1/0573—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 reduction or by hydrogen decrepitation or embrittlement

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Powder Metallurgy (AREA)
DE69302329T 1992-06-22 1993-05-24 Feinkörniges anisotropes Pulver aus schmelzgesponnenen Bändern Expired - Fee Related DE69302329T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/903,067 US5314548A (en) 1992-06-22 1992-06-22 Fine grained anisotropic powder from melt-spun ribbons

Publications (2)

Publication Number Publication Date
DE69302329D1 true DE69302329D1 (de) 1996-05-30
DE69302329T2 DE69302329T2 (de) 1996-09-19

Family

ID=25416889

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69302329T Expired - Fee Related DE69302329T2 (de) 1992-06-22 1993-05-24 Feinkörniges anisotropes Pulver aus schmelzgesponnenen Bändern

Country Status (6)

Country Link
US (1) US5314548A (de)
EP (1) EP0576055B1 (de)
JP (1) JP2898173B2 (de)
DE (1) DE69302329T2 (de)
HK (1) HK1007830A1 (de)
SG (1) SG71679A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5580396A (en) * 1990-07-02 1996-12-03 Centre National De La Recherche Scientifique (Cnrs) Treatment of pulverant magnetic materials and products thus obtained
DE69318998T2 (de) * 1992-02-15 1998-10-15 Santoku Metal Ind Legierungsblock für einen Dauermagnet, anisotropes Pulver für einen Dauermagnet, Verfahren zur Herstellung eines solchen und Dauermagneten
US5474623A (en) * 1993-05-28 1995-12-12 Rhone-Poulenc Inc. Magnetically anisotropic spherical powder and method of making same
US5788782A (en) * 1993-10-14 1998-08-04 Sumitomo Special Metals Co., Ltd. R-FE-B permanent magnet materials and process of producing the same
US5858123A (en) * 1995-07-12 1999-01-12 Hitachi Metals, Ltd. Rare earth permanent magnet and method for producing the same
JP2881409B2 (ja) * 1996-10-28 1999-04-12 愛知製鋼株式会社 異方性磁石粉末の製造方法
US6332933B1 (en) * 1997-10-22 2001-12-25 Santoku Corporation Iron-rare earth-boron-refractory metal magnetic nanocomposites
US5985992A (en) * 1997-12-10 1999-11-16 Cytec Technology Corp. Anionic polymer products and processes
DE10255604B4 (de) * 2002-11-28 2006-06-14 Vacuumschmelze Gmbh & Co. Kg Verfahren zum Herstellen eines anisotropen Magnetpulvers und eines gebundenen anisotropen Magneten daraus
EP1662516B1 (de) * 2003-08-12 2014-12-31 Hitachi Metals, Ltd. Gesinterter r-t-b-magnet und seltenerdlegierung
JP4179973B2 (ja) 2003-11-18 2008-11-12 Ｔｄｋ株式会社 焼結磁石の製造方法
GB0423737D0 (en) * 2004-10-26 2004-11-24 Less Common Metals Ltd Method of reducing the free iron phase in iron containing rare earth-transition metal-boron type alloys
JP4766453B2 (ja) * 2005-03-16 2011-09-07 Ｔｄｋ株式会社 希土類永久磁石
US20070243820A1 (en) * 2006-04-18 2007-10-18 O'hagin Carolina Automatic roof ventilation system
US20110173577A1 (en) * 2008-02-01 2011-07-14 International Business Machines Corporation Techniques for Pattern Process Tuning and Design Optimization for Maximizing Process-Sensitive Circuit Yields
JP2010182827A (ja) * 2009-02-04 2010-08-19 Toyota Motor Corp 高保磁力ＮｄＦｅＢＧａ磁石の製造法
CN102107274B (zh) * 2009-12-25 2014-10-22 北京中科三环高技术股份有限公司 一种连续熔炼甩带氢化的装置与方法
CN101894646A (zh) * 2010-07-14 2010-11-24 麦格昆磁（天津）有限公司 高性能的各向异性磁性材料及其制备方法
DE102012200850A1 (de) * 2012-01-20 2013-07-25 Robert Bosch Gmbh Verfahren zur Herstellung eines magnetischen Materials und Permanentmagnet
CN103506626B (zh) * 2013-10-22 2015-07-08 宁波科田磁业有限公司 一种提高烧结钕铁硼磁体矫顽力的制造方法
CN111020400A (zh) * 2019-12-13 2020-04-17 安徽省宁国市宁辉耐磨材料有限公司 一种耐磨球的制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5056585A (en) * 1982-09-03 1991-10-15 General Motors Corporation High energy product rare earth-iron magnet alloys
EP0108474B2 (de) * 1982-09-03 1995-06-21 General Motors Corporation RE-TM-B Legierungen, deren Herstellung und permanent Magnete die solche Legierungen enthalten
US4851058A (en) * 1982-09-03 1989-07-25 General Motors Corporation High energy product rare earth-iron magnet alloys
JPS61270316A (ja) * 1985-05-27 1986-11-29 Namiki Precision Jewel Co Ltd 樹脂結合永久磁石用原料粉体の製造方法
JPS62276803A (ja) * 1985-08-13 1987-12-01 Seiko Epson Corp 希土類−鉄系永久磁石
US4842656A (en) * 1987-06-12 1989-06-27 General Motors Corporation Anisotropic neodymium-iron-boron powder with high coercivity
EP0304054B1 (de) * 1987-08-19 1994-06-08 Mitsubishi Materials Corporation Magnetisches Seltenerd-Eisen-Bor-Puder und sein Herstellungsverfahren

Also Published As

Publication number Publication date
DE69302329T2 (de) 1996-09-19
US5314548A (en) 1994-05-24
HK1007830A1 (en) 1999-04-23
EP0576055B1 (de) 1996-04-24
EP0576055A1 (de) 1993-12-29
JPH06220502A (ja) 1994-08-09
SG71679A1 (en) 2000-04-18
JP2898173B2 (ja) 1999-05-31

Similar Documents

Publication Publication Date Title
DE69302329D1 (de) Feinkörniges anisotropes Pulver aus schmelzgesponnenen Bändern
FI930877A0 (fi) Maongsidigt produktionssystem och metod foer anvaendning av detta
PH30135A (en) Substituted pyrazolyl-pyrazoles and their use as herbicides
DE69203509D1 (de) Mikrokapseln aus polyfunktionellen Aziradinen.
FI935679A0 (fi) En metod foer framstaellning av anvaendningsklar, laonglivad och icke kraekningsframkallande smaobarnsmjoelk, samt pao detta saett erhaollen mjoelk
EP0560350A3 (en) Magneto-resistance effect element
EP0535738A3 (en) Potassium-lithium-niobate crystals and the manufacture thereof
Levinson Musical profundity misplaced
FI924124A (fi) Foerfarande foer rening av vaeteperoxidvattenloesning
DE69315807T4 (de) Anisotropes R-T-B-M Magnetpulver
FI920158A0 (fi) Foerfarande foer framstaellning av 3'-fluorpyrimidinnukleosider.
DE69307703D1 (de) Einkristalle aus caesiumtitanylarsenat und ihre herstellung
DE69204094D1 (de) Material aus weichmagnetischer Legierung.
Karlsson Karaktärisering av rökgaser från vedpannor.
KR940009521U (ko) 불량 코일 인출기
Fishman Proceedings of FLAIRS-4
Todd Behavioral and neurochemical effects of dopamine D1 and D2 antagonists on schedule-induced polydipsia
GB2272069B (en) Data imprintable cameras
Larsson et al. Eleffektivisering och förbättring av inneklimat i sjukhus-Borås Lasarett.
GB9118761D0 (en) C fly
FI933288A (fi) Anordning foer oeverfoering av data
KR940015144U (ko) 바이오세라믹 필기용구
FI925179A0 (fi) Foerfarande och anordning foer bildning av figurer
SE9102105D0 (sv) New centrally acting heterocyclics 2
SE9102104D0 (sv) New centrally acting heterocyclics 1

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee