FR984544A - Compressed magnetic powder core - Google Patents

Compressed magnetic powder core

Info

Publication number
FR984544A
FR984544A FR984544DA FR984544A FR 984544 A FR984544 A FR 984544A FR 984544D A FR984544D A FR 984544DA FR 984544 A FR984544 A FR 984544A
Authority
FR
France
Prior art keywords
magnetic powder
powder core
compressed magnetic
compressed
core
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
French (fr)
Inventor
Boris Feertchack
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.)
Societe Anonyme de Telecommunications SAT
Original Assignee
Societe Anonyme de Telecommunications SAT
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 Societe Anonyme de Telecommunications SAT filed Critical Societe Anonyme de Telecommunications SAT
Application granted granted Critical
Publication of FR984544A publication Critical patent/FR984544A/en
Expired 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
    • H01F1/34—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
    • 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
FR984544D 1949-02-11 1949-02-11 Compressed magnetic powder core Expired FR984544A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR984544T 1949-02-11

Publications (1)

Publication Number Publication Date
FR984544A true FR984544A (en) 1951-07-06

Family

ID=9536801

Family Applications (1)

Application Number Title Priority Date Filing Date
FR984544D Expired FR984544A (en) 1949-02-11 1949-02-11 Compressed magnetic powder core

Country Status (1)

Country Link
FR (1) FR984544A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3084123A (en) * 1959-01-27 1963-04-02 Bayer Ag Process for producing ferrites
US3502584A (en) * 1966-03-31 1970-03-24 Peter A Denes Magnetic composite materials
EP0541887A1 (en) * 1991-08-19 1993-05-19 TDK Corporation Method of making a composite soft magnetic material and composite soft magnetic material
US5348800A (en) * 1991-08-19 1994-09-20 Tdk Corporation Composite soft magnetic material
DE19960095A1 (en) * 1999-12-14 2001-07-05 Bosch Gmbh Robert Sintered soft magnetic composite and method for its production
DE10225154A1 (en) * 2002-06-06 2004-01-15 Robert Bosch Gmbh Soft magnetic powder composite, process for its production and its use

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3084123A (en) * 1959-01-27 1963-04-02 Bayer Ag Process for producing ferrites
US3502584A (en) * 1966-03-31 1970-03-24 Peter A Denes Magnetic composite materials
EP0541887A1 (en) * 1991-08-19 1993-05-19 TDK Corporation Method of making a composite soft magnetic material and composite soft magnetic material
US5348800A (en) * 1991-08-19 1994-09-20 Tdk Corporation Composite soft magnetic material
DE19960095A1 (en) * 1999-12-14 2001-07-05 Bosch Gmbh Robert Sintered soft magnetic composite and method for its production
DE10225154A1 (en) * 2002-06-06 2004-01-15 Robert Bosch Gmbh Soft magnetic powder composite, process for its production and its use
DE10225154B4 (en) * 2002-06-06 2012-06-06 Robert Bosch Gmbh Soft magnetic powder composite, process for its preparation and its use

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