DE59202056D1 - Process for the production of a soft magnetic, Fe-containing material with high saturation magnetization and ultra-fine grain structure. - Google Patents

Process for the production of a soft magnetic, Fe-containing material with high saturation magnetization and ultra-fine grain structure.

Info

Publication number
DE59202056D1
DE59202056D1 DE59202056T DE59202056T DE59202056D1 DE 59202056 D1 DE59202056 D1 DE 59202056D1 DE 59202056 T DE59202056 T DE 59202056T DE 59202056 T DE59202056 T DE 59202056T DE 59202056 D1 DE59202056 D1 DE 59202056D1
Authority
DE
Germany
Prior art keywords
ultra
production
soft magnetic
containing material
saturation magnetization
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 - Fee Related
Application number
DE59202056T
Other languages
German (de)
Inventor
Christian Dr Kuhrt
Ludwig Dr Schultz
Kurt Dipl Ing Schnitzke
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of DE59202056D1 publication Critical patent/DE59202056D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • C22C33/0285—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with Cr, Co, or Ni having a minimum content higher than 5%
    • 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
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15333—Amorphous metallic alloys, e.g. glassy metals containing nanocrystallites, e.g. obtained by annealing
    • 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
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15341—Preparation processes therefor
    • H01F1/1535—Preparation processes therefor by powder metallurgy, e.g. spark erosion
DE59202056T 1991-03-06 1992-02-24 Process for the production of a soft magnetic, Fe-containing material with high saturation magnetization and ultra-fine grain structure. Expired - Fee Related DE59202056D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4107192 1991-03-06

Publications (1)

Publication Number Publication Date
DE59202056D1 true DE59202056D1 (en) 1995-06-08

Family

ID=6426621

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59202056T Expired - Fee Related DE59202056D1 (en) 1991-03-06 1992-02-24 Process for the production of a soft magnetic, Fe-containing material with high saturation magnetization and ultra-fine grain structure.

Country Status (3)

Country Link
EP (1) EP0502397B1 (en)
DE (1) DE59202056D1 (en)
ES (1) ES2071361T3 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19610196A1 (en) * 1996-03-15 1997-09-18 Horst Dr Kleine Magnetically soft cores of iron-silicon mixture manufacture e.g. for LF applications
DE10024824A1 (en) 2000-05-19 2001-11-29 Vacuumschmelze Gmbh Inductive component and method for its production
DE10134056B8 (en) 2001-07-13 2014-05-28 Vacuumschmelze Gmbh & Co. Kg Process for the production of nanocrystalline magnetic cores and apparatus for carrying out the process
DE102006028389A1 (en) 2006-06-19 2007-12-27 Vacuumschmelze Gmbh & Co. Kg Magnetic core, formed from a combination of a powder nanocrystalline or amorphous particle and a press additive and portion of other particle surfaces is smooth section or fracture surface without deformations
GB2454822B (en) 2006-07-12 2010-12-29 Vacuumschmelze Gmbh & Co Kg Method for the production of magnet cores, magnet core and inductive component with a magnet core
DE102007034925A1 (en) 2007-07-24 2009-01-29 Vacuumschmelze Gmbh & Co. Kg Method for producing magnetic cores, magnetic core and inductive component with a magnetic core
US9057115B2 (en) 2007-07-27 2015-06-16 Vacuumschmelze Gmbh & Co. Kg Soft magnetic iron-cobalt-based alloy and process for manufacturing it
EP3613872A1 (en) * 2018-08-21 2020-02-26 Siemens Aktiengesellschaft Method for producing a component for an electric or electronic component and component

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB466048A (en) * 1935-01-31 1937-05-21 Hans Vogt A process for making magnetic powder

Also Published As

Publication number Publication date
EP0502397B1 (en) 1995-05-03
EP0502397A3 (en) 1992-11-25
EP0502397A2 (en) 1992-09-09
ES2071361T3 (en) 1995-06-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee