BE502650A - - Google Patents

Info

Publication number
BE502650A
BE502650A BE502650DA BE502650A BE 502650 A BE502650 A BE 502650A BE 502650D A BE502650D A BE 502650DA BE 502650 A BE502650 A BE 502650A
Authority
BE
Belgium
Application number
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.)
Publication of BE502650A publication Critical patent/BE502650A/xx

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
    • C04B35/2683—Other ferrites containing alkaline earth metals or lead
    • 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
    • H01F17/00—Fixed inductances of the signal type
    • H01F17/04—Fixed inductances of the signal type with magnetic core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
    • H01F21/08—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by varying the permeability of the core, e.g. by varying magnetic bias
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/008—Details of transformers or inductances, in general with temperature compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Magnetic Ceramics (AREA)
  • Soft Magnetic Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
BE502650D 1950-04-20 BE502650A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL2730681X 1950-04-20

Publications (1)

Publication Number Publication Date
BE502650A true BE502650A (en:Method)

Family

ID=19875506

Family Applications (1)

Application Number Title Priority Date Filing Date
BE502650D BE502650A (en:Method) 1950-04-20

Country Status (2)

Country Link
US (1) US2730681A (en:Method)
BE (1) BE502650A (en:Method)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2882527A (en) * 1953-08-05 1959-04-14 Zenith Radio Corp Antenna structure
US2924776A (en) * 1955-07-26 1960-02-09 Richard H Peterson Tuner
US2989475A (en) * 1955-10-25 1961-06-20 Steatit Magnesia Ag Ferrite of field independent permeability
DE1255990B (de) * 1959-03-13 1967-12-07 Max Baermann Zuendspule zum Erzeugen elektrischer Funken und Schaltung mit einer solchen Spule
US3239783A (en) * 1962-12-14 1966-03-08 Du Pont Temperature-responsive current controlling inductor device
US3663913A (en) * 1967-12-22 1972-05-16 Tohoku Metal Ind Ltd Core coil having a improved temperature characteristic
US3662307A (en) * 1968-12-12 1972-05-09 Matsushita Electric Ind Co Ltd Flyback transformer
US4415841A (en) * 1981-05-29 1983-11-15 Rca Corporation Television receiver ferroresonant power supply with permanent magnet biasing

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US720884A (en) * 1901-06-12 1903-02-17 Charles F Burgess Regulation of electric circuits.
US2059393A (en) * 1933-12-19 1936-11-03 Johnson Lab Inc Magnetic core for high frequency inductances
US2169866A (en) * 1936-01-30 1939-08-15 Gen Electric Electric control and indicating means
US2380242A (en) * 1944-02-25 1945-07-10 Gen Electric Telemetering system and apparatus
US2509210A (en) * 1945-07-14 1950-05-30 Clark James Equipment for measuring pulsating and steady pressure

Also Published As

Publication number Publication date
US2730681A (en) 1956-01-10

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