GB879794A - A process for the manufacture of non-metallic or ceramic permanent magnets - Google Patents

A process for the manufacture of non-metallic or ceramic permanent magnets

Info

Publication number
GB879794A
GB879794A GB38351/57A GB3835157A GB879794A GB 879794 A GB879794 A GB 879794A GB 38351/57 A GB38351/57 A GB 38351/57A GB 3835157 A GB3835157 A GB 3835157A GB 879794 A GB879794 A GB 879794A
Authority
GB
United Kingdom
Prior art keywords
hours
compressing
tons
sintering
sio
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
GB38351/57A
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.)
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 GB879794A publication Critical patent/GB879794A/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
    • C04B35/2683—Other ferrites containing alkaline earth metals or lead

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dental Preparations (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Hard Magnetic Materials (AREA)
GB38351/57A 1958-02-26 1957-12-10 A process for the manufacture of non-metallic or ceramic permanent magnets Expired GB879794A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR883047X 1958-02-26

Publications (1)

Publication Number Publication Date
GB879794A true GB879794A (en) 1961-10-11

Family

ID=9374319

Family Applications (2)

Application Number Title Priority Date Filing Date
GB38351/57A Expired GB879794A (en) 1958-02-26 1957-12-10 A process for the manufacture of non-metallic or ceramic permanent magnets
GB2905/59A Expired GB883047A (en) 1958-02-26 1959-01-27 A process for the manufacture of non-metallic or ceramic permanent magnets

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB2905/59A Expired GB883047A (en) 1958-02-26 1959-01-27 A process for the manufacture of non-metallic or ceramic permanent magnets

Country Status (3)

Country Link
BE (1) BE563232A (US06262066-20010717-C00424.png)
FR (2) FR1163303A (US06262066-20010717-C00424.png)
GB (2) GB879794A (US06262066-20010717-C00424.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1300052B (de) * 1963-01-25 1969-07-24 Westinghouse Electric Corp Verfahren zur Herstellung eines Ferrit-Dauermagneten hoher Koerzitivkraft
DE1646885A1 (de) * 1966-08-31 1971-08-05 Philips Patentverwaltung Verfahren zur Herstellung von Bindemittel-Dauermagneten aus Ferrit
GB1366541A (en) * 1971-01-26 1974-09-11 Lucas Industries Ltd Method of manufacturing a ferrite magnet

Also Published As

Publication number Publication date
BE563232A (US06262066-20010717-C00424.png)
FR1163303A (fr) 1958-09-24
FR72987E (fr) 1960-09-22
GB883047A (en) 1961-11-22

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