GB820854A - Improvements in or relating to non-metallic ferromagnetic materials - Google Patents

Improvements in or relating to non-metallic ferromagnetic materials

Info

Publication number
GB820854A
GB820854A GB2977358A GB2977358A GB820854A GB 820854 A GB820854 A GB 820854A GB 2977358 A GB2977358 A GB 2977358A GB 2977358 A GB2977358 A GB 2977358A GB 820854 A GB820854 A GB 820854A
Authority
GB
United Kingdom
Prior art keywords
relating
ferromagnetic materials
metallic ferromagnetic
metallic
telephoniques
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
GB2977358A
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
Application filed by Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Publication of GB820854A publication Critical patent/GB820854A/en
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
    • C04B35/2608—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

Abstract

820,854. Magnetic compositions. LIGNES TELEGRAPHIQUES ET TELEPHONIQUES. Dec. 30, 1955 [Feb. 3, 1955; May 3, 1955], No. 29773/58. Divided out of 820,853. Drawings to Specification. Class 38 (2). The description is similar to that of Specification 820,853, but the claims are directed to the materials produced.
GB2977358A 1955-02-03 1955-12-30 Improvements in or relating to non-metallic ferromagnetic materials Expired GB820854A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR684899A FR1121088A (en) 1955-02-03 1955-02-03 Ferromagnetic materials with rectangular hysteresis cycle

Publications (1)

Publication Number Publication Date
GB820854A true GB820854A (en) 1959-09-30

Family

ID=32731795

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2977358A Expired GB820854A (en) 1955-02-03 1955-12-30 Improvements in or relating to non-metallic ferromagnetic materials
GB3748655A Expired GB820853A (en) 1955-02-03 1955-12-30 Improvements in or relating to methods of manufacturing non-metallic ferromagnetic materials

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB3748655A Expired GB820853A (en) 1955-02-03 1955-12-30 Improvements in or relating to methods of manufacturing non-metallic ferromagnetic materials

Country Status (6)

Country Link
BE (1) BE543302A (en)
CH (1) CH343545A (en)
DE (1) DE1239606B (en)
ES (1) ES226467A1 (en)
FR (2) FR1121088A (en)
GB (2) GB820854A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3031406A (en) * 1958-01-07 1962-04-24 Rca Corp Magnetic cores
ES246988A1 (en) * 1958-02-13 1959-05-16 Itt Magnetic materials of the high permeability ferrite type
NL257266A (en) * 1959-11-10
NL256989A (en) * 1959-11-10
US3039962A (en) * 1961-01-30 1962-06-19 Rca Corp Ferromagnetic ferrite and process of preparing same
US3226327A (en) * 1962-07-31 1965-12-28 Bell Telephone Labor Inc Ferrite compositions and method of manufacture
CN108640670B (en) * 2018-04-26 2021-03-02 湖北华磁电子科技有限公司 High Bs value and low power loss soft magnetic ferrite material and preparation method of magnetic core

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE456575A (en) * 1943-07-01
US2640813A (en) * 1948-06-26 1953-06-02 Aladdin Ind Inc Reaction product of a mixed ferrite and lead titanate
IT492518A (en) * 1951-10-30
GB737284A (en) * 1952-02-15 1955-09-21 Steatite Res Corp Rectangular loop ferro nagnetic materials
FR1051851A (en) * 1952-02-28 1954-01-19 Centre Nat Rech Scient Improvements to ferromagnetic materials in mixed ferrites of manganese, magnesium and zinc and to the manufacturing processes of said materials
GB730703A (en) * 1952-07-31 1955-05-25 Centre Nat Rech Scient Magnetic materials and methods of manufacturing such materials

Also Published As

Publication number Publication date
ES226467A1 (en) 1956-04-01
BE543302A (en) 1955-12-30
FR1121088A (en) 1956-07-20
FR67809E (en) 1958-03-24
DE1239606B (en) 1967-04-27
GB820853A (en) 1959-09-30
CH343545A (en) 1959-12-31

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