DE1095900B - Mischkristall fuer ferromagnetische nichtreziproke Elemente in Mikrowellensystemen - Google Patents

Mischkristall fuer ferromagnetische nichtreziproke Elemente in Mikrowellensystemen

Info

Publication number
DE1095900B
DE1095900B DEN15744A DEN0015744A DE1095900B DE 1095900 B DE1095900 B DE 1095900B DE N15744 A DEN15744 A DE N15744A DE N0015744 A DEN0015744 A DE N0015744A DE 1095900 B DE1095900 B DE 1095900B
Authority
DE
Germany
Prior art keywords
ferromagnetic
bac03
mixed crystal
microwave systems
magnetic
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.)
Pending
Application number
DEN15744A
Other languages
German (de)
English (en)
Inventor
Hugo Gerrit Beljers
Evert Willem Gorter
Frederik Karel Lotgering
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
Publication of DE1095900B publication Critical patent/DE1095900B/de
Pending 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
    • 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
    • C04B35/2633—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 barium, strontium or calcium
    • 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
    • C04B35/2616—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 lithium
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Magnetic Ceramics (AREA)
  • Soft Magnetic Materials (AREA)
  • Hard Magnetic Materials (AREA)
DEN15744A 1957-10-21 1958-10-18 Mischkristall fuer ferromagnetische nichtreziproke Elemente in Mikrowellensystemen Pending DE1095900B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL221785 1957-10-21

Publications (1)

Publication Number Publication Date
DE1095900B true DE1095900B (de) 1960-12-29

Family

ID=19751010

Family Applications (2)

Application Number Title Priority Date Filing Date
DEN15744A Pending DE1095900B (de) 1957-10-21 1958-10-18 Mischkristall fuer ferromagnetische nichtreziproke Elemente in Mikrowellensystemen
DEN15743A Pending DE1087962B (de) 1957-10-21 1958-10-18 Verfahren zur Herstellung eines ferromagnetischen Materials

Family Applications After (1)

Application Number Title Priority Date Filing Date
DEN15743A Pending DE1087962B (de) 1957-10-21 1958-10-18 Verfahren zur Herstellung eines ferromagnetischen Materials

Country Status (7)

Country Link
US (1) US3046227A (no)
BE (1) BE572208A (no)
CH (1) CH407352A (no)
DE (2) DE1095900B (no)
FR (1) FR1212959A (no)
GB (1) GB862135A (no)
NL (1) NL95813C (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3291739A (en) * 1962-02-27 1966-12-13 Itt Ferromagnetic materials and methods of fabrication

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1472484A (no) * 1965-03-25 1967-05-24
DE1276534B (de) * 1965-05-10 1968-08-29 Philips Patentverwaltung Verfahren zur Herstellung eines ferromagnetischen Ferritmaterials mit hexagonaler Kristallstruktur
GB2144114B (en) * 1983-07-28 1986-08-06 Central Glass Co Ltd Preparing ferrite of magnetoplumbite structure
US4778734A (en) * 1987-02-03 1988-10-18 Ube Industries, Ltd. Barium ferrite magnetic powder and magnetic recording medium containing the same
EP0310323B1 (en) * 1987-09-30 1993-08-18 Kabushiki Kaisha Toshiba Magnetic powder for high-density magnetic recording and magnetic recording medium using the same
DE19847272B4 (de) * 1998-10-07 2008-12-11 Siemens Ag Verfahren zum Herstellen von Sintermetallkernen

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2640813A (en) * 1948-06-26 1953-06-02 Aladdin Ind Inc Reaction product of a mixed ferrite and lead titanate
US2659698A (en) * 1949-01-03 1953-11-17 Aladdin Ind Inc Magnetic core and method for manufacturing same
US2656319A (en) * 1949-01-03 1953-10-20 Aladdin Ind Inc Magnetic core composition and method of producing the same
NL87162C (no) * 1950-09-19
US2736708A (en) * 1951-06-08 1956-02-28 Henry L Crowley & Company Inc Magnetic compositions
US2847101A (en) * 1951-11-10 1958-08-12 Basf Ag Overload releasing magnetic powder-clutch
BE516395A (no) * 1951-12-21
IT527607A (no) * 1952-02-07
NL85512C (no) * 1954-04-20
FR1110334A (fr) * 1954-07-13 1956-02-10 Perfectionnements aux matériaux ferromagnétiques du genre

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3291739A (en) * 1962-02-27 1966-12-13 Itt Ferromagnetic materials and methods of fabrication

Also Published As

Publication number Publication date
BE572208A (no) 1959-04-20
FR1212959A (fr) 1960-03-28
CH407352A (de) 1966-02-15
DE1087962B (de) 1960-08-25
NL95813C (no) 1960-11-15
US3046227A (en) 1962-07-24
GB862135A (en) 1961-03-01

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