FR1354231A - Matériaux ferromagnétiques et méthodes de fabrication - Google Patents

Matériaux ferromagnétiques et méthodes de fabrication

Info

Publication number
FR1354231A
FR1354231A FR922334A FR922334A FR1354231A FR 1354231 A FR1354231 A FR 1354231A FR 922334 A FR922334 A FR 922334A FR 922334 A FR922334 A FR 922334A FR 1354231 A FR1354231 A FR 1354231A
Authority
FR
France
Prior art keywords
manufacturing methods
ferromagnetic materials
ferromagnetic
materials
manufacturing
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
FR922334A
Other languages
English (en)
Inventor
Andre Deschamps
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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 to FR888809A priority Critical patent/FR1323583A/fr
Application filed by Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Priority to FR922334A priority patent/FR1354231A/fr
Priority to GB626363A priority patent/GB981143A/en
Priority to NL289192D priority patent/NL289192A/xx
Priority to CH227063A priority patent/CH448294A/de
Priority to BE628751D priority patent/BE628751A/xx
Application granted granted Critical
Publication of FR1354231A publication Critical patent/FR1354231A/fr
Expired 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
    • C04B35/2683—Other ferrites containing alkaline earth metals or lead
    • 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
    • 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
    • C04B35/265—Compositions containing one or more ferrites of the group comprising manganese or zinc and one or more ferrites of the group comprising nickel, copper or cobalt
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Magnetic Ceramics (AREA)
  • Soft Magnetic Materials (AREA)
FR922334A 1962-02-22 1963-01-23 Matériaux ferromagnétiques et méthodes de fabrication Expired FR1354231A (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR888809A FR1323583A (fr) 1962-02-22 1962-02-22 Matériaux ferromagnétiques et méthodes de fabrication
FR922334A FR1354231A (fr) 1962-02-22 1963-01-23 Matériaux ferromagnétiques et méthodes de fabrication
GB626363A GB981143A (en) 1962-02-22 1963-02-15 Ferromagnetic ferrite materials for use at microwave frequencies
NL289192D NL289192A (fr) 1962-02-22 1963-02-19
CH227063A CH448294A (de) 1962-02-22 1963-02-22 Verfahren zur Herstellung eines ferromagnetischen Materials
BE628751D BE628751A (fr) 1962-02-22 1963-02-22

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR888809A FR1323583A (fr) 1962-02-22 1962-02-22 Matériaux ferromagnétiques et méthodes de fabrication
FR922334A FR1354231A (fr) 1962-02-22 1963-01-23 Matériaux ferromagnétiques et méthodes de fabrication

Publications (1)

Publication Number Publication Date
FR1354231A true FR1354231A (fr) 1964-03-06

Family

ID=26194494

Family Applications (2)

Application Number Title Priority Date Filing Date
FR888809A Expired FR1323583A (fr) 1962-02-22 1962-02-22 Matériaux ferromagnétiques et méthodes de fabrication
FR922334A Expired FR1354231A (fr) 1962-02-22 1963-01-23 Matériaux ferromagnétiques et méthodes de fabrication

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR888809A Expired FR1323583A (fr) 1962-02-22 1962-02-22 Matériaux ferromagnétiques et méthodes de fabrication

Country Status (5)

Country Link
BE (1) BE628751A (fr)
CH (1) CH448294A (fr)
FR (2) FR1323583A (fr)
GB (1) GB981143A (fr)
NL (1) NL289192A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1276534B (de) * 1965-05-10 1968-08-29 Philips Patentverwaltung Verfahren zur Herstellung eines ferromagnetischen Ferritmaterials mit hexagonaler Kristallstruktur
US3457174A (en) * 1964-12-29 1969-07-22 Itt Ferromagnetic materials and processes for their manufacture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3457174A (en) * 1964-12-29 1969-07-22 Itt Ferromagnetic materials and processes for their manufacture
DE1276534B (de) * 1965-05-10 1968-08-29 Philips Patentverwaltung Verfahren zur Herstellung eines ferromagnetischen Ferritmaterials mit hexagonaler Kristallstruktur

Also Published As

Publication number Publication date
BE628751A (fr) 1963-08-22
GB981143A (en) 1965-01-20
NL289192A (fr) 1965-03-25
CH448294A (de) 1967-12-15
FR1323583A (fr) 1963-04-12

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