ATE161449T1 - Verfahren zur herstellung einphasiger, inkongruent schmelzender intermetallischer phasen - Google Patents

Verfahren zur herstellung einphasiger, inkongruent schmelzender intermetallischer phasen

Info

Publication number
ATE161449T1
ATE161449T1 AT92117288T AT92117288T ATE161449T1 AT E161449 T1 ATE161449 T1 AT E161449T1 AT 92117288 T AT92117288 T AT 92117288T AT 92117288 T AT92117288 T AT 92117288T AT E161449 T1 ATE161449 T1 AT E161449T1
Authority
AT
Austria
Prior art keywords
temperature
phase
reaction
melting
intermetallic phases
Prior art date
Application number
AT92117288T
Other languages
English (en)
Inventor
Martin Dr Edeling
Horst Eggert
Michael Dr Steinhorst
Original Assignee
Lcm Less Common Metals 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
Priority claimed from DE19914134793 external-priority patent/DE4134793A1/de
Priority claimed from DE19924204173 external-priority patent/DE4204173A1/de
Application filed by Lcm Less Common Metals Ltd filed Critical Lcm Less Common Metals Ltd
Application granted granted Critical
Publication of ATE161449T1 publication Critical patent/ATE161449T1/de

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
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
    • 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
    • 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
    • H01F1/059—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and Va elements, e.g. Sm2Fe17N2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Powder Metallurgy (AREA)
  • Ink Jet (AREA)
  • Liquid Developers In Electrophotography (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
AT92117288T 1991-10-22 1992-10-09 Verfahren zur herstellung einphasiger, inkongruent schmelzender intermetallischer phasen ATE161449T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19914134793 DE4134793A1 (de) 1991-10-22 1991-10-22 Verfahren zur herstellung einphasiger, inkongruent schmelzender intermetallischer phasen
DE19924204173 DE4204173A1 (de) 1992-02-13 1992-02-13 Verfahren zur herstellung einphasiger, inkongruent schmelzender intermetallischer phasen

Publications (1)

Publication Number Publication Date
ATE161449T1 true ATE161449T1 (de) 1998-01-15

Family

ID=25908420

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92117288T ATE161449T1 (de) 1991-10-22 1992-10-09 Verfahren zur herstellung einphasiger, inkongruent schmelzender intermetallischer phasen

Country Status (7)

Country Link
US (1) US5354354A (de)
EP (1) EP0540898B1 (de)
JP (1) JPH05214462A (de)
AT (1) ATE161449T1 (de)
CA (1) CA2081032A1 (de)
DE (1) DE59209088D1 (de)
FI (1) FI924766A7 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4237346C1 (de) * 1992-11-05 1993-12-02 Goldschmidt Ag Th Verfahren zur Herstellung von Legierungen der Seltenen Erden des Typs SE¶2¶Fe¶1¶¶7¶¶-¶¶x¶M¶x¶N¶y¶
US7004993B2 (en) 2003-06-13 2006-02-28 Philip Morris Usa Inc. Nanoscale particles of iron aluminide and iron aluminum carbide by the reduction of iron salts
US7666143B2 (en) * 2004-12-14 2010-02-23 Siemens Medical Solutions Usa, Inc. Array rotation for ultrasound catheters

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1318965A (en) * 1969-08-13 1973-05-31 Gen Electric Rare earth intermetallic compounds by a reduction-diffusion process
DE2303697C2 (de) * 1973-01-26 1974-07-18 Th. Goldschmidt Ag, 4300 Essen Verfahren zur Herstellung von Legierungspulvern aus Seltenen Erden und Kobalt
US3918933A (en) * 1973-03-28 1975-11-11 Gen Electric Nickel-lanthanum alloy produced by a reduction-diffusion process
DE3017782C2 (de) * 1980-05-09 1982-09-30 Th. Goldschmidt Ag, 4300 Essen Verfahren zur Herstellung von sinterfähigen Legierungspulvern auf der Basis von Titan
CA1316375C (en) * 1982-08-21 1993-04-20 Masato Sagawa Magnetic materials and permanent magnets
DE3343989C1 (de) * 1983-12-06 1984-12-13 Th. Goldschmidt Ag, 4300 Essen Verfahren zur Herstellung von feinteiligem,sauerstoffarmem Chrommetallpulver
US4525206A (en) * 1983-12-20 1985-06-25 Exxon Research & Engineering Co. Reduction process for forming powdered alloys from mixed metal iron oxides
US4767450A (en) * 1984-11-27 1988-08-30 Sumitomo Special Metals Co., Ltd. Process for producing the rare earth alloy powders
JPS61295308A (ja) * 1985-06-24 1986-12-26 Sumitomo Metal Mining Co Ltd 希土類金属を含む合金粉末の製造方法
JPS627831A (ja) * 1985-07-04 1987-01-14 Sumitomo Special Metals Co Ltd 永久磁石材料の製造方法
JPS62188772A (ja) * 1985-07-08 1987-08-18 Hitachi Metals Ltd 希土類−鉄−ボロン磁石の製造方法
DE3774333D1 (de) * 1986-06-16 1991-12-12 Tokin Corp Dauermagnet-material und verfahren zur herstellung.
US4806155A (en) * 1987-07-15 1989-02-21 Crucible Materials Corporation Method for producing dysprosium-iron-boron alloy powder
US4990307A (en) * 1988-03-22 1991-02-05 Crucible Materials Corporation Method for producing particles for the production of permanent magnets
US4917724A (en) * 1988-10-11 1990-04-17 General Motors Corporation Method of decalcifying rare earth metals formed by the reduction-diffusion process
EP0369097B1 (de) * 1988-11-14 1994-06-15 Asahi Kasei Kogyo Kabushiki Kaisha Magnetische Stoffe, enthaltend Seltenerdelemente, Eisen, Stickstoff und Wasserstoff

Also Published As

Publication number Publication date
FI924766L (fi) 1993-04-23
EP0540898B1 (de) 1997-12-29
FI924766A7 (fi) 1993-04-23
JPH05214462A (ja) 1993-08-24
DE59209088D1 (de) 1998-02-05
CA2081032A1 (en) 1993-04-23
FI924766A0 (fi) 1992-10-21
EP0540898A2 (de) 1993-05-12
US5354354A (en) 1994-10-11
EP0540898A3 (en) 1993-05-26

Similar Documents

Publication Publication Date Title
Biswas et al. A study of self-propagating high-temperature synthesis of NiAl in thermal explosion mode
Solthin et al. Heterogeneous nucleation in solidifying metals
Baker et al. The effect of grain size on the yield strength of FeAl and NiAl
Ma et al. Calorimetric evidence for polymorphous constraints on metastable Zr-Al phase formation by mechanical alloying
JPS63157831A (ja) 耐熱性アルミニウム合金
Koebrugge et al. Structural relaxation in amorphous Pd40Ni40P20
BR0107747A (pt) Ligas de alumìnio de alta condutividade térmica para aletas
ATE161449T1 (de) Verfahren zur herstellung einphasiger, inkongruent schmelzender intermetallischer phasen
Chin et al. The role of diffusion in determining the controlling creep mechanisms in Al-Zn solid-solutions: Part I
Fitzner et al. Thermochemistry of binary alloys of transition metals: The systems Me-Gd, Me-Ho, and Me-Lu (Me= Cu, Ag, and Au)
EP0573484A1 (de) Legierung auf titanbasis hergestellt nach dem dampfabschreckungsverfahren
Dawance et al. Magnetic study of deformation in an age hardened Ni-Ti alloy
Bloom et al. Deformation behavior of 4; Mo alloys
Sigfússon et al. Rates of transformations in the ferrosilicon system
Greer Transformations of metastable phases
Suriñach et al. A new temperature versus heating rate transformation (T-HR-T) diagram: Application to study the crystallization behaviour of Fe67. 5Co15Nb1. 5B16 metallic glass
Clavaguera-Mora et al. Crystallization behavior of some melt spun Nd–Fe–B alloys
Mahne et al. Phase relations in the Al Ta system: on the translational symmetries of a triclinic structure and a new hexagonal giant cell structure
Goswami et al. Effect of alumina concentration on thermal and structural properties of MAS glass and glass-ceramics
JPS5597453A (en) Alloy with high strength and low thermal expansion
JPH0733434A (ja) ＲＥ１ Ｂａ２ Ｃｕ３ Ｏ７−ｘ 系酸化物超電導体の製造方法
Bevk et al. Specific heat of Au-Cd α and ζ alloys in the range between 1.5 and 4.2° K
EP1375692A4 (de) Magnesium und beryllium enthaltende supraleitende intermetallische verbindung und die intermetallische verbindung enthaltende supraleitende legierung und verfahren zu ihrer herstellung
Luzan et al. Phase equilibria in the erbium-silicon system
Kuršumović et al. The investigation of the structural relaxation of Fe40Ni40B20 metallic glass by thermal dilatation measurements

Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee