CH525547A - Verfahren zur Herstellung von Feinpartikel-Dauermagneten - Google Patents

Verfahren zur Herstellung von Feinpartikel-Dauermagneten

Info

Publication number
CH525547A
CH525547A CH1889670A CH1889670A CH525547A CH 525547 A CH525547 A CH 525547A CH 1889670 A CH1889670 A CH 1889670A CH 1889670 A CH1889670 A CH 1889670A CH 525547 A CH525547 A CH 525547A
Authority
CH
Switzerland
Prior art keywords
production
permanent magnets
fine particle
particle permanent
fine
Prior art date
Application number
CH1889670A
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 CH1889670A priority Critical patent/CH525547A/de
Priority to DE19712103690 priority patent/DE2103690A1/de
Priority to GB5358771A priority patent/GB1365717A/en
Priority to FR7145677A priority patent/FR2118941B1/fr
Publication of CH525547A publication Critical patent/CH525547A/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • H01F13/003—Methods and devices for magnetising permanent magnets
    • 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
    • H01F1/047—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
    • H01F1/0556—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together pressed
    • 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
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Powder Metallurgy (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
CH1889670A 1970-12-21 1970-12-21 Verfahren zur Herstellung von Feinpartikel-Dauermagneten CH525547A (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH1889670A CH525547A (de) 1970-12-21 1970-12-21 Verfahren zur Herstellung von Feinpartikel-Dauermagneten
DE19712103690 DE2103690A1 (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
CH1889670A CH525547A (de) 1970-12-21 1970-12-21 Verfahren zur Herstellung von Feinpartikel-Dauermagneten

Publications (1)

Publication Number Publication Date
CH525547A true CH525547A (de) 1972-07-15

Family

ID=4435983

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1889670A CH525547A (de) 1970-12-21 1970-12-21 Verfahren zur Herstellung von Feinpartikel-Dauermagneten

Country Status (2)

Country Link
CH (1) CH525547A (de)
DE (1) DE2103690A1 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0133758A3 (en) * 1983-08-04 1987-05-20 General Motors Corporation Iron-rare earth-boron permanent magnets by hot working
EP0261292A3 (en) * 1986-07-28 1988-07-27 Crucible Materials Corporation Method of producing fully dense permanent magnet alloy article and article produced thereby
DE19751710A1 (de) * 1997-11-21 1999-05-27 Leybold Systems Gmbh Magnetkörper mit Korrosionsschutzbeschichtung
DE102016205243A1 (de) * 2016-03-30 2017-10-05 Thyssenkrupp Ag Vorrichtung und Verfahren zur Aufbereitung eines Probematerials

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6906606B2 (en) * 2003-10-10 2005-06-14 General Electric Company Magnetic materials, passive shims and magnetic resonance imaging systems
DE102012214729A1 (de) * 2012-08-20 2014-02-20 Siemens Aktiengesellschaft Verfahren zur Herstellung von Magnetwerkstoffen

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0133758A3 (en) * 1983-08-04 1987-05-20 General Motors Corporation Iron-rare earth-boron permanent magnets by hot working
EP0261292A3 (en) * 1986-07-28 1988-07-27 Crucible Materials Corporation Method of producing fully dense permanent magnet alloy article and article produced thereby
DE19751710A1 (de) * 1997-11-21 1999-05-27 Leybold Systems Gmbh Magnetkörper mit Korrosionsschutzbeschichtung
DE102016205243A1 (de) * 2016-03-30 2017-10-05 Thyssenkrupp Ag Vorrichtung und Verfahren zur Aufbereitung eines Probematerials
CN109073516A (zh) * 2016-03-30 2018-12-21 蒂森克虏伯工业解决方案股份公司 用于预处理试样材料的设备和方法
CN109073516B (zh) * 2016-03-30 2021-06-11 蒂森克虏伯工业解决方案股份公司 用于预处理试样材料的设备和方法
US11460380B2 (en) 2016-03-30 2022-10-04 Thyssenkrupp Industrial Solutions Ag Apparatus and method for preparing a sample material

Also Published As

Publication number Publication date
DE2103690A1 (de) 1972-07-06

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Legal Events

Date Code Title Description
PL Patent ceased