FR2021614A1 - - Google Patents

Info

Publication number
FR2021614A1
FR2021614A1 FR6936646A FR6936646A FR2021614A1 FR 2021614 A1 FR2021614 A1 FR 2021614A1 FR 6936646 A FR6936646 A FR 6936646A FR 6936646 A FR6936646 A FR 6936646A FR 2021614 A1 FR2021614 A1 FR 2021614A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6936646A
Other languages
French (fr)
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.)
Nippon Selfoc Co Ltd
Original Assignee
Nippon Selfoc Co Ltd
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 Nippon Selfoc Co Ltd filed Critical Nippon Selfoc Co Ltd
Publication of FR2021614A1 publication Critical patent/FR2021614A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
    • C03C23/008—Other surface treatment of glass not in the form of fibres or filaments comprising a lixiviation step
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C03C13/046—Multicomponent glass compositions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Glass Compositions (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
FR6936646A 1968-10-25 1969-10-24 Withdrawn FR2021614A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7810268 1968-10-25

Publications (1)

Publication Number Publication Date
FR2021614A1 true FR2021614A1 (de) 1970-07-24

Family

ID=13652498

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6936646A Withdrawn FR2021614A1 (de) 1968-10-25 1969-10-24

Country Status (5)

Country Link
BE (1) BE740738A (de)
DE (1) DE1953632A1 (de)
FR (1) FR2021614A1 (de)
GB (1) GB1279465A (de)
NL (1) NL6915812A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006044A1 (de) * 1978-05-30 1979-12-12 Thomson-Csf Verfahren zur Herstellung von Lichtleitfasern mit radialem Brechungsindexgradienten

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1020752A (en) * 1973-04-27 1977-11-15 Pedro B. Macedo Method of producing optical wave guide fibers
FR2368444A1 (fr) * 1976-10-19 1978-05-19 Thomson Csf Procede de fabrication de fibres de verre a gradient radial d'indice de refraction, pour le guidage d'ondes optiques

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006044A1 (de) * 1978-05-30 1979-12-12 Thomson-Csf Verfahren zur Herstellung von Lichtleitfasern mit radialem Brechungsindexgradienten
FR2427621A1 (fr) * 1978-05-30 1979-12-28 Thomson Csf Procede de fabrication de fibres optiques de faible attenuation, et fibre optique obtenue par ce procede

Also Published As

Publication number Publication date
DE1953632A1 (de) 1970-04-30
NL6915812A (de) 1970-04-28
BE740738A (de) 1970-04-01
GB1279465A (en) 1972-06-28

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Legal Events

Date Code Title Description
ST Notification of lapse