AT312953B - Verfahren zur Herstellung eines Körpers mit anisotropen dauermagnetischen Eigenschaften - Google Patents

Verfahren zur Herstellung eines Körpers mit anisotropen dauermagnetischen Eigenschaften

Info

Publication number
AT312953B
AT312953B AT739771A AT739771A AT312953B AT 312953 B AT312953 B AT 312953B AT 739771 A AT739771 A AT 739771A AT 739771 A AT739771 A AT 739771A AT 312953 B AT312953 B AT 312953B
Authority
AT
Austria
Prior art keywords
producing
magnetic properties
permanent magnetic
anisotropic permanent
anisotropic
Prior art date
Application number
AT739771A
Other languages
English (en)
Original Assignee
Philips Nv
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 NL7012667A external-priority patent/NL7012667A/xx
Priority claimed from NL7015617A external-priority patent/NL7015617A/xx
Priority claimed from NL7016725A external-priority patent/NL7016725A/xx
Application filed by Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of AT312953B publication Critical patent/AT312953B/de

Links

Classifications

    • 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
    • H01F1/0555—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together
    • H01F1/0557—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together sintered
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
AT739771A 1970-08-27 1971-08-24 Verfahren zur Herstellung eines Körpers mit anisotropen dauermagnetischen Eigenschaften AT312953B (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL7012667A NL7012667A (de) 1970-08-27 1970-08-27
NL7015617A NL7015617A (en) 1970-10-24 1970-10-24 Anisotropic non-aging permanent magnets - from sintered powdered cobalt and rare earth cpds
NL7016725A NL7016725A (en) 1970-11-14 1970-11-14 Anisotropic non-aging permanent magnets - from sintered powdered cobalt and rare earth cpds

Publications (1)

Publication Number Publication Date
AT312953B true AT312953B (de) 1974-01-25

Family

ID=27351595

Family Applications (1)

Application Number Title Priority Date Filing Date
AT739771A AT312953B (de) 1970-08-27 1971-08-24 Verfahren zur Herstellung eines Körpers mit anisotropen dauermagnetischen Eigenschaften

Country Status (7)

Country Link
AT (1) AT312953B (de)
BE (1) BE771773A (de)
CA (1) CA950711A (de)
CH (1) CH574159A5 (de)
DE (1) DE2142110B2 (de)
ES (1) ES394515A1 (de)
SE (1) SE378049B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2182635B1 (de) * 1972-05-02 1978-03-03 Sermag
FR2295130A1 (fr) * 1974-08-27 1976-07-16 Aimants Ugimag Sa Composition pour aimants permanents de la famille " terres-rares - metaux de transition " et procede de fabrication d'un tel aimant
US4597938A (en) * 1983-05-21 1986-07-01 Sumitomo Special Metals Co., Ltd. Process for producing permanent magnet materials
US4601875A (en) * 1983-05-25 1986-07-22 Sumitomo Special Metals Co., Ltd. Process for producing magnetic materials
CA1235631A (en) * 1984-02-28 1988-04-26 Hitoshi Yamamoto Process for producing permanent magnets and products thereof
JPS6324030A (ja) * 1986-06-26 1988-02-01 Res Dev Corp Of Japan 異方性希土類磁石材料およびその製造方法
JPH0442507A (ja) * 1990-06-08 1992-02-13 Hitachi Metals Ltd 希土類永久磁石およびその熱処理方法ならびに磁石体

Also Published As

Publication number Publication date
CA950711A (en) 1974-07-09
DE2142110A1 (en) 1972-03-02
BE771773A (fr) 1972-02-25
ES394515A1 (es) 1974-03-01
DE2142110B2 (de) 1976-06-24
SE378049B (de) 1975-08-11
CH574159A5 (de) 1976-03-31

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Legal Events

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