CH525054A - Verfahren zur Herstellung von Feinpartikel-Dauermagneten - Google Patents

Verfahren zur Herstellung von Feinpartikel-Dauermagneten

Info

Publication number
CH525054A
CH525054A CH1889570A CH1889570A CH525054A CH 525054 A CH525054 A CH 525054A CH 1889570 A CH1889570 A CH 1889570A CH 1889570 A CH1889570 A CH 1889570A CH 525054 A CH525054 A CH 525054A
Authority
CH
Switzerland
Prior art keywords
production
permanent magnets
fine particle
particle permanent
fine
Prior art date
Application number
CH1889570A
Other languages
English (en)
Inventor
Kurt Dr Bachmann
Franz Dr Hofer
Claus Dr Schueler
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to CH1889570A priority Critical patent/CH525054A/de
Priority to DE19712103790 priority patent/DE2103790A1/de
Priority to GB5358771A priority patent/GB1365717A/en
Priority to FR7145677A priority patent/FR2118941B1/fr
Publication of CH525054A publication Critical patent/CH525054A/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
    • 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
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • 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
    • 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
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • B22F2003/202—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding with back pressure
    • 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
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • B22F2003/206—Hydrostatic or hydraulic extrusion

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
CH1889570A 1970-12-21 1970-12-21 Verfahren zur Herstellung von Feinpartikel-Dauermagneten CH525054A (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH1889570A CH525054A (de) 1970-12-21 1970-12-21 Verfahren zur Herstellung von Feinpartikel-Dauermagneten
DE19712103790 DE2103790A1 (de) 1970-12-21 1971-01-27 Verfahren zur Herstellung von Feinpartikel-Dauermagneten
GB5358771A GB1365717A (en) 1970-12-21 1971-11-18 Process for making permanent magnets from magnetic powders
FR7145677A FR2118941B1 (de) 1970-12-21 1971-12-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1889570A CH525054A (de) 1970-12-21 1970-12-21 Verfahren zur Herstellung von Feinpartikel-Dauermagneten

Publications (1)

Publication Number Publication Date
CH525054A true CH525054A (de) 1972-07-15

Family

ID=4435974

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1889570A CH525054A (de) 1970-12-21 1970-12-21 Verfahren zur Herstellung von Feinpartikel-Dauermagneten

Country Status (2)

Country Link
CH (1) CH525054A (de)
DE (1) DE2103790A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5832767B2 (ja) * 1980-01-24 1983-07-15 ヤマハ株式会社 硬質磁性材料の製法
JP4957415B2 (ja) * 2006-09-06 2012-06-20 大同特殊鋼株式会社 永久磁石の製造方法および永久磁石

Also Published As

Publication number Publication date
DE2103790A1 (de) 1972-07-13

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Legal Events

Date Code Title Description
PL Patent ceased