FR2518528B1 - - Google Patents

Info

Publication number
FR2518528B1
FR2518528B1 FR8124159A FR8124159A FR2518528B1 FR 2518528 B1 FR2518528 B1 FR 2518528B1 FR 8124159 A FR8124159 A FR 8124159A FR 8124159 A FR8124159 A FR 8124159A FR 2518528 B1 FR2518528 B1 FR 2518528B1
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
FR8124159A
Other languages
French (fr)
Other versions
FR2518528A1 (en
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.)
EUROP COMPOSANTS ELECTRON
Original Assignee
EUROP COMPOSANTS ELECTRON
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 EUROP COMPOSANTS ELECTRON filed Critical EUROP COMPOSANTS ELECTRON
Priority to FR8124159A priority Critical patent/FR2518528A1/en
Publication of FR2518528A1 publication Critical patent/FR2518528A1/en
Application granted granted Critical
Publication of FR2518528B1 publication Critical patent/FR2518528B1/fr
Granted legal-status Critical Current

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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/14—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 soft-magnetic materials metals or alloys
    • H01F1/20—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/22—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/24—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C14/00—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix
    • C03C14/004—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix the non-glass component being in the form of particles or flakes
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
    • C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2214/00—Nature of the non-vitreous component
    • C03C2214/04—Particles; Flakes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Power Engineering (AREA)
  • Glass Compositions (AREA)
FR8124159A 1981-12-23 1981-12-23 Formation of magnetic castings - by cold forming followed by thermal treatment at 500 degrees Celsius in air Granted FR2518528A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8124159A FR2518528A1 (en) 1981-12-23 1981-12-23 Formation of magnetic castings - by cold forming followed by thermal treatment at 500 degrees Celsius in air

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8124159A FR2518528A1 (en) 1981-12-23 1981-12-23 Formation of magnetic castings - by cold forming followed by thermal treatment at 500 degrees Celsius in air

Publications (2)

Publication Number Publication Date
FR2518528A1 FR2518528A1 (en) 1983-06-24
FR2518528B1 true FR2518528B1 (en) 1984-10-26

Family

ID=9265357

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8124159A Granted FR2518528A1 (en) 1981-12-23 1981-12-23 Formation of magnetic castings - by cold forming followed by thermal treatment at 500 degrees Celsius in air

Country Status (1)

Country Link
FR (1) FR2518528A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0936638A3 (en) * 1998-02-12 1999-12-29 Siemens Aktiengesellschaft Process for producing a ferromagnetic compact,ferromagnetic compact and its utilisation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1651957A (en) * 1927-01-03 1927-12-06 Bell Telephone Labor Inc Insulation of finely-divided magnetic material
DE495898C (en) * 1928-02-12 1930-04-16 Siemens & Halske Akt Ges Subdivided magnetic core, in particular a ground core for load coils, which is subjected to a heat treatment during manufacture and which contains non-magnetic substances to isolate or bind the magnetic parts
DE913086C (en) * 1943-03-09 1954-06-08 Aeg Process for the production of press magnets
DE912842C (en) * 1951-11-10 1954-06-03 Siemens Ag Magnet consisting of magnetic powder and binding agent, in particular a permanent magnet
US2846655A (en) * 1955-08-19 1958-08-05 Hughes Aircraft Co Impregnated ferrite
US3498918A (en) * 1966-12-21 1970-03-03 Western Electric Co Method of manufacture and composition for magnetic cores
JPS5050208A (en) * 1973-09-03 1975-05-06

Also Published As

Publication number Publication date
FR2518528A1 (en) 1983-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse