FR1270618A - Matériaux magnétiques pour la charge des circuits de télécommunication - Google Patents

Matériaux magnétiques pour la charge des circuits de télécommunication

Info

Publication number
FR1270618A
FR1270618A FR833408A FR833408A FR1270618A FR 1270618 A FR1270618 A FR 1270618A FR 833408 A FR833408 A FR 833408A FR 833408 A FR833408 A FR 833408A FR 1270618 A FR1270618 A FR 1270618A
Authority
FR
France
Prior art keywords
magnetic materials
telecommunication circuits
charging telecommunication
charging
circuits
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
FR833408A
Other languages
English (en)
Inventor
Andre Pierrot
Yves Lescroel
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
Priority to FR833408A priority Critical patent/FR1270618A/fr
Priority claimed from FR834701A external-priority patent/FR1271614A/fr
Priority to GB2567161A priority patent/GB923749A/en
Priority to ES0269236A priority patent/ES269236A1/es
Application granted granted Critical
Publication of FR1270618A publication Critical patent/FR1270618A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B11/00—Communication cables or conductors
    • H01B11/02—Cables with twisted pairs or quads
    • H01B11/12—Arrangements for exhibiting specific transmission characteristics
    • H01B11/14—Continuously inductively loaded cables, e.g. Krarup cables
    • 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
    • C04B35/2658—Other ferrites containing manganese or zinc, e.g. Mn-Zn ferrites

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
FR833408A 1960-07-20 1960-07-20 Matériaux magnétiques pour la charge des circuits de télécommunication Expired FR1270618A (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR833408A FR1270618A (fr) 1960-07-20 1960-07-20 Matériaux magnétiques pour la charge des circuits de télécommunication
GB2567161A GB923749A (en) 1960-07-20 1961-07-14 Magnetic materials for loading telecommunication cables
ES0269236A ES269236A1 (es) 1960-07-20 1961-07-19 Mejoras introducidas en la fabricaciën de materiales ferromagneticos

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR833408A FR1270618A (fr) 1960-07-20 1960-07-20 Matériaux magnétiques pour la charge des circuits de télécommunication
FR834701A FR1271614A (fr) 1960-08-02 1960-08-02 Matériaux magnétiques pour la charge des circuits de télécommunication

Publications (1)

Publication Number Publication Date
FR1270618A true FR1270618A (fr) 1961-09-01

Family

ID=26186852

Family Applications (1)

Application Number Title Priority Date Filing Date
FR833408A Expired FR1270618A (fr) 1960-07-20 1960-07-20 Matériaux magnétiques pour la charge des circuits de télécommunication

Country Status (3)

Country Link
ES (1) ES269236A1 (fr)
FR (1) FR1270618A (fr)
GB (1) GB923749A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7521385B2 (en) 1999-11-30 2009-04-21 Building Materials Invest Corp Fire resistant structural material, fabrics made therefrom

Also Published As

Publication number Publication date
GB923749A (en) 1963-04-18
ES269236A1 (es) 1961-11-16

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