FR904800A - Procédé de fabrication d'une matière magnétique et noyau magnétique obtenu à partir de cette matière - Google Patents

Procédé de fabrication d'une matière magnétique et noyau magnétique obtenu à partir de cette matière

Info

Publication number
FR904800A
FR904800A FR904800DA FR904800A FR 904800 A FR904800 A FR 904800A FR 904800D A FR904800D A FR 904800DA FR 904800 A FR904800 A FR 904800A
Authority
FR
France
Prior art keywords
magnetic
manufacturing
core obtained
magnetic core
magnetic material
Prior art date
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
Other languages
English (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.)
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
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR904800A publication Critical patent/FR904800A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • C04B35/2608—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead
    • C04B35/2625—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead containing magnesium
    • 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
    • H01F1/34—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 non-metallic substances, e.g. ferrites
    • H01F1/342—Oxides
    • H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
FR904800D 1943-05-31 1944-05-31 Procédé de fabrication d'une matière magnétique et noyau magnétique obtenu à partir de cette matière Expired FR904800A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL631886X 1943-05-31

Publications (1)

Publication Number Publication Date
FR904800A true FR904800A (fr) 1945-11-15

Family

ID=32733222

Family Applications (1)

Application Number Title Priority Date Filing Date
FR904800D Expired FR904800A (fr) 1943-05-31 1944-05-31 Procédé de fabrication d'une matière magnétique et noyau magnétique obtenu à partir de cette matière

Country Status (4)

Country Link
CH (1) CH260717A (fr)
DE (1) DE976924C (fr)
FR (1) FR904800A (fr)
GB (1) GB631886A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE975187C (de) * 1950-05-23 1961-09-21 Steatite Res Corp Halbleiter aus ferromagnetischen Sintermassen
DE975729C (de) * 1948-12-22 1962-07-05 Siemens Ag Verfahren zur Herstellung von Ferritkernen

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2565058A (en) * 1949-05-26 1951-08-21 Steatite Res Corp Ceramic magnetic materials with high saturation-flux density
NL81425C (fr) * 1950-05-10
DE958996C (de) * 1950-05-27 1957-02-28 Steatite Res Corp Verfahren zur Herstellung ferromagnetischer, gegebenenfalls geformter Massen
DE1029952B (de) * 1953-03-28 1958-05-14 Siemens Ag Verfahren zur Herstellung von magnetisierbaren Kernen aus Ferrit
NL211617A (fr) * 1955-12-22
NL8200174A (nl) * 1982-01-19 1983-08-16 Philips Nv Magneetkop van zink-ferro-ferriet.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE227787C (fr) *
DE226347C (fr) *
US1946964A (en) * 1933-07-11 1934-02-13 Boonton Res Corp Magnetic material and process of making the same
NL61937C (fr) * 1941-10-24 1948-11-15

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE975729C (de) * 1948-12-22 1962-07-05 Siemens Ag Verfahren zur Herstellung von Ferritkernen
DE975187C (de) * 1950-05-23 1961-09-21 Steatite Res Corp Halbleiter aus ferromagnetischen Sintermassen

Also Published As

Publication number Publication date
DE976924C (de) 1964-08-06
GB631886A (en) 1949-11-11
CH260717A (de) 1949-03-31

Similar Documents

Publication Publication Date Title
FR906784A (fr) Noyau magnétique et procédé de fabrication d'une matière magnétique
CH278746A (fr) Procédé pour la fabrication d'une matière piézo-électrique composée et matière piézo-électrique composée obtenue par ce procédé.
FR904800A (fr) Procédé de fabrication d'une matière magnétique et noyau magnétique obtenu à partir de cette matière
FR983441A (fr) Procédé de fabrication d'aimants à base d'oxydes
FR1240322A (fr) Procédé de fabrication d'alliages fer-silicium à propriétés magnétiques améliorées
FR906845A (fr) Procédé de fabrication d'un noyau magnétique
FR929710A (fr) Procédé de fabrication d'une matière magnétique et noyau magnétique fabriqué à l'aide d'une telle matière
FR896566A (fr) Procédé de fabrication d'un amendement calcaire, et amendement obtenu d'après ce procédé
FR886172A (fr) Procédé de fabrication d'une matière de recouvrement et d'agglomération
FR922735A (fr) Fabrication de polymères à partir de l'acrylonitrile
FR892327A (fr) Procédé de fabrication de compte-gouttes en résines synthétiques et produits ainsi obtenus
FR986905A (fr) Procédé de fabrication de matériaux silico-alcalino-terreux et matériaux résultant de l'application de ce procédé
FR950212A (fr) Procédé de fabrication perfectionné d'une pellicule de matière thermoplastique
FR1073027A (fr) Procédé pour la fabrication de poulies à gorges et poulies obtenues
FR903226A (fr) Procédé de fabrication de masses synthétiques et d'objets moulés ou conformés obtenus à partir de ces masses
FR986660A (fr) Procédé de fabrication d'agglomérés à partir de matières cellulosiques
FR930148A (fr) Procédé amélioré pour la fabrication d'organo-siloxanes
FR879350A (fr) Procédé de fabrication d'éléments de construction et élément obtenu par ce procédé
FR902487A (fr) Procédé de fabrication d'aimants comprimés
FR904435A (fr) Procédé de fabrication d'éléments en béton
FR939820A (fr) Procédé de fabrication d'un ciment réfractaire et ciment ainsi obtenu
FR932792A (fr) Procédé de fabrication d'agents oestrogènes
FR933136A (fr) Matière d'une composition nouvelle, et procédé de fabrication de cette matière
FR979038A (fr) Procédé de fabrication d'aciers spéciaux et alliages analogues
FR891828A (fr) Procédé de fabrication d'une tresse ou ruban et produit en résultant