FR2135156B1 - - Google Patents

Info

Publication number
FR2135156B1
FR2135156B1 FR7212104A FR7212104A FR2135156B1 FR 2135156 B1 FR2135156 B1 FR 2135156B1 FR 7212104 A FR7212104 A FR 7212104A FR 7212104 A FR7212104 A FR 7212104A FR 2135156 B1 FR2135156 B1 FR 2135156B1
Authority
FR
France
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
Application number
FR7212104A
Other versions
FR2135156A1 (fr
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 NL7104566A external-priority patent/NL7104566A/xx
Priority claimed from NL7203267A external-priority patent/NL7203267A/xx
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2135156A1 publication Critical patent/FR2135156A1/fr
Application granted granted Critical
Publication of FR2135156B1 publication Critical patent/FR2135156B1/fr
Expired 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
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
FR7212104A 1971-04-06 1972-04-06 Expired FR2135156B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7104566A NL7104566A (en) 1971-04-06 1971-04-06 Anisotropic permanent magnets - by sintering body composed of cpd of cobalt and rare earth, yttrium or thorium
NL7203267A NL7203267A (en) 1972-03-11 1972-03-11 Permanent magnet prepn - using a powder mixture of low oxygen content and high sintering temp

Publications (2)

Publication Number Publication Date
FR2135156A1 FR2135156A1 (fr) 1972-12-15
FR2135156B1 true FR2135156B1 (fr) 1975-10-24

Family

ID=26644642

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7212104A Expired FR2135156B1 (fr) 1971-04-06 1972-04-06

Country Status (8)

Country Link
US (1) US3785881A (fr)
JP (1) JPS5120291B1 (fr)
CA (1) CA977658A (fr)
CH (1) CH591149A5 (fr)
DE (1) DE2215301B2 (fr)
FR (1) FR2135156B1 (fr)
GB (1) GB1350318A (fr)
IT (1) IT952517B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3964939A (en) * 1974-12-26 1976-06-22 Bell Telephone Laboratories, Incorporated Bodies including passivated metal particles
US3970485A (en) * 1975-01-20 1976-07-20 Hitachi Magnetics Corporation Binder and lubricant removal from cobalt-rare earth alloys
US4881988A (en) * 1987-11-16 1989-11-21 Rjf International Corporation Novel flexible magnet for use in small dc motors
US5489343A (en) * 1993-01-29 1996-02-06 Hitachi Metals, Ltd. Method for producing R-Fe-B-based, sintered magnet
JP5197669B2 (ja) 2010-03-31 2013-05-15 株式会社東芝 永久磁石およびそれを用いたモータおよび発電機

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6907499A (fr) * 1969-05-14 1970-11-17

Also Published As

Publication number Publication date
GB1350318A (en) 1974-04-18
DE2215301A1 (de) 1972-10-12
DE2215301B2 (de) 1976-07-08
US3785881A (en) 1974-01-15
FR2135156A1 (fr) 1972-12-15
IT952517B (it) 1973-07-30
CH591149A5 (fr) 1977-09-15
CA977658A (en) 1975-11-11
JPS5120291B1 (fr) 1976-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse