FR1170711A - Noyau magnétisable pour la technique des hautes fréquences et procédé de fabrication - Google Patents

Noyau magnétisable pour la technique des hautes fréquences et procédé de fabrication

Info

Publication number
FR1170711A
FR1170711A FR1170711DA FR1170711A FR 1170711 A FR1170711 A FR 1170711A FR 1170711D A FR1170711D A FR 1170711DA FR 1170711 A FR1170711 A FR 1170711A
Authority
FR
France
Prior art keywords
high frequency
manufacturing process
frequency technology
magnetizable core
magnetizable
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
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
Priority claimed from DES44574A external-priority patent/DE1195656B/de
Priority claimed from DES45772A external-priority patent/DE1204993B/de
Priority claimed from DE1956S0047869 external-priority patent/DE1261202B/de
Application filed by Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR1170711A publication Critical patent/FR1170711A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • 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
    • H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
    • H01F1/0311—Compounds
    • H01F1/0313—Oxidic compounds
    • H01F1/0315—Ferrites

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Magnetic Ceramics (AREA)
  • Soft Magnetic Materials (AREA)
FR1170711D 1955-06-30 1956-06-30 Noyau magnétisable pour la technique des hautes fréquences et procédé de fabrication Expired FR1170711A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DES44574A DE1195656B (de) 1955-06-30 1955-06-30 Verfahren zur Herstellung von magnetisierbaren Ferritkernen
DES45772A DE1204993B (de) 1955-09-28 1955-09-28 Verfahren zur Herstellung von magnetisierbaren Ferritkernen
DES0046367 1955-11-15
DE1956S0047869 DE1261202B (de) 1956-03-09 1956-03-09 Magnetisierbarer Koerper aus magnetisierbaren Oxyden

Publications (1)

Publication Number Publication Date
FR1170711A true FR1170711A (fr) 1959-01-16

Family

ID=27437482

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1170711D Expired FR1170711A (fr) 1955-06-30 1956-06-30 Noyau magnétisable pour la technique des hautes fréquences et procédé de fabrication

Country Status (4)

Country Link
CH (1) CH381592A (fr)
DK (1) DK105170C (fr)
FR (1) FR1170711A (fr)
GB (1) GB803625A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2707211A1 (de) * 1977-02-19 1978-08-24 Vacuumschmelze Gmbh Induktives bauelement und verfahren zu dessen herstellung
DE3528381A1 (de) * 1984-08-07 1986-03-20 Murata Manufacturing Co., Ltd., Nagaokakyo, Kyoto Elektrisches bauteil mit anschlussdraht und verfahren zu seiner herstellung

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3055832A (en) * 1960-06-10 1962-09-25 Ampex Magnetically annealed ferrite material
NL272060A (fr) * 1960-12-06
DE1696456B1 (de) * 1965-03-24 1970-11-12 Telefunken Patent Verfahren zur Herstellung eines unterstoechiometrischen Ferrites mit nahezu rechteckfoermiger,temperaturstabiler Hystereschleife fuer Schaltringkerne
JPS5318718B1 (fr) * 1967-09-26 1978-06-16
US5626789A (en) 1991-09-11 1997-05-06 American Research Corp. Of Virginia Ferrimagnetic core materials for megahertz frequency high flux density transformers and inductors

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2707211A1 (de) * 1977-02-19 1978-08-24 Vacuumschmelze Gmbh Induktives bauelement und verfahren zu dessen herstellung
DE3528381A1 (de) * 1984-08-07 1986-03-20 Murata Manufacturing Co., Ltd., Nagaokakyo, Kyoto Elektrisches bauteil mit anschlussdraht und verfahren zu seiner herstellung

Also Published As

Publication number Publication date
GB803625A (en) 1958-10-29
DK105170C (da) 1966-08-29
CH381592A (de) 1964-08-31

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