FR2368444B1 - - Google Patents

Info

Publication number
FR2368444B1
FR2368444B1 FR7631355A FR7631355A FR2368444B1 FR 2368444 B1 FR2368444 B1 FR 2368444B1 FR 7631355 A FR7631355 A FR 7631355A FR 7631355 A FR7631355 A FR 7631355A FR 2368444 B1 FR2368444 B1 FR 2368444B1
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.)
Expired
Application number
FR7631355A
Other languages
French (fr)
Other versions
FR2368444A1 (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.)
Thales SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7631355A priority Critical patent/FR2368444A1/fr
Priority to US05/842,218 priority patent/US4165222A/en
Priority to GB43167/77A priority patent/GB1553546A/en
Priority to CA288,970A priority patent/CA1101216A/en
Priority to DE2746949A priority patent/DE2746949C2/de
Priority to JP12566377A priority patent/JPS5352443A/ja
Publication of FR2368444A1 publication Critical patent/FR2368444A1/fr
Application granted granted Critical
Publication of FR2368444B1 publication Critical patent/FR2368444B1/fr
Granted 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/016—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by a liquid phase reaction process, e.g. through a gel phase
    • 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
    • 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
    • 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
    • C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Dispersion Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Glass Compositions (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
FR7631355A 1976-10-19 1976-10-19 Procede de fabrication de fibres de verre a gradient radial d'indice de refraction, pour le guidage d'ondes optiques Granted FR2368444A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7631355A FR2368444A1 (fr) 1976-10-19 1976-10-19 Procede de fabrication de fibres de verre a gradient radial d'indice de refraction, pour le guidage d'ondes optiques
US05/842,218 US4165222A (en) 1976-10-19 1977-10-14 Process for the manufacture of optical fibers with a radial refractive index
GB43167/77A GB1553546A (en) 1976-10-19 1977-10-17 Process for the manufacture of optical fibred with a radial refractive index
CA288,970A CA1101216A (en) 1976-10-19 1977-10-18 Process for the manufacture of optical fibers with a radial refractive index
DE2746949A DE2746949C2 (de) 1976-10-19 1977-10-19 Verfahren zur Herstellung von Glasfasern mit radialem Brechungsindexgradienten
JP12566377A JPS5352443A (en) 1976-10-19 1977-10-19 Method of manufacturing optical fiber having refractive index gradient in radial direction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7631355A FR2368444A1 (fr) 1976-10-19 1976-10-19 Procede de fabrication de fibres de verre a gradient radial d'indice de refraction, pour le guidage d'ondes optiques

Publications (2)

Publication Number Publication Date
FR2368444A1 FR2368444A1 (fr) 1978-05-19
FR2368444B1 true FR2368444B1 (enExample) 1979-03-02

Family

ID=9178908

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7631355A Granted FR2368444A1 (fr) 1976-10-19 1976-10-19 Procede de fabrication de fibres de verre a gradient radial d'indice de refraction, pour le guidage d'ondes optiques

Country Status (6)

Country Link
US (1) US4165222A (enExample)
JP (1) JPS5352443A (enExample)
CA (1) CA1101216A (enExample)
DE (1) DE2746949C2 (enExample)
FR (1) FR2368444A1 (enExample)
GB (1) GB1553546A (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS6022652B2 (ja) * 1978-09-28 1985-06-03 住友電気工業株式会社 光伝送用ガラスフアイバ−の製造方法
DE2843276C2 (de) * 1978-10-04 1980-05-29 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Herstellung eines Lichtwellenleiters
DE3071158D1 (en) * 1979-04-04 1985-11-14 Post Office Optical fibre core glass, optical fibres containing such glass and process for the manufacture of such glass
US4340408A (en) * 1980-04-28 1982-07-20 National Research Development Corporation High silica glass
FR2521123A1 (fr) * 1982-02-09 1983-08-12 Thomson Csf Procede de production de verre de silice dopee destine a l'elaboration de preforme pour fibre optique
US5030266A (en) * 1986-11-07 1991-07-09 At&T Bell Laboratories Apparatus for adjusting the configuration of optical substrates
US5118333A (en) * 1986-11-07 1992-06-02 At&T Bell Laboratories Apparatus for contacting a preform rod to cause the preform rod to have a substantially straight longitudinal axis and a transverse cross section which is substantially circular and disposed concentrically about its longitudinal axis
US4875916A (en) * 1986-11-07 1989-10-24 American Telephone And Telegraph Company, At&T Technologies, Inc. Methods of adjusting the configuration of optical substrates
US4898777A (en) * 1989-01-24 1990-02-06 Infrared Fiber Systems High-strength fluoride glass fibers and process of making
DE3941865A1 (de) * 1989-12-19 1991-06-20 Rheydt Kabelwerk Ag Verfahren zum entfernen von verunreinigungen aus einer vorform
DE3941863A1 (de) * 1989-12-19 1991-06-20 Rheydt Kabelwerk Ag Verfahren zum herstellen einer vorform fuer lichtwellenleiter
DE3941864A1 (de) * 1989-12-19 1991-06-20 Rheydt Kabelwerk Ag Verfahren zum entfernen von verunreinigungen aus einer ausgangsvorform
US5261022A (en) * 1991-10-21 1993-11-09 Photonic Integration Research, Inc. Optical waveguide of silica glass film on ceramic substrate
US6229945B1 (en) * 1992-06-24 2001-05-08 British Telecommunications Public Limited Company Photo induced grating in B2O3 containing glass
DE4443172A1 (de) * 1994-12-05 1996-06-13 Ilmenauer Glaswerke Gmbh I L Formkörper aus porösem Glas und Verfahren zu ihrer Herstellung
US9612395B2 (en) * 2012-01-26 2017-04-04 Corning Incorporated Optical fiber with a variable refractive index profile
CN107324659A (zh) * 2017-07-17 2017-11-07 上海永丽节能材料有限公司 一种泡沫玻璃磨料制品及其制备方法
CN116040937B (zh) * 2021-10-28 2024-04-19 荣耀终端有限公司 分相玻璃、强化玻璃、其制备方法、电子设备的壳体、电子设备的显示屏及电子设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1279465A (en) * 1968-10-25 1972-06-28 Nippon Selfoc Co Ltd Production of light-conducting fibres
US3758284A (en) * 1970-12-17 1973-09-11 W Haller Porous material and method of making the same
CH561670A5 (enExample) * 1972-12-04 1975-05-15 Battelle Memorial Institute
US3929497A (en) * 1973-01-31 1975-12-30 Fiberglas Canada Ltd Crystallizable glass suitable for fiber production
US3938974A (en) * 1973-04-27 1976-02-17 Macedo Pedro B Method of producing optical wave guide fibers
CA1020752A (en) * 1973-04-27 1977-11-15 Pedro B. Macedo Method of producing optical wave guide fibers
US3870399A (en) * 1973-11-28 1975-03-11 Corning Glass Works Pseudo-fiber optic devices
US4097258A (en) * 1974-05-17 1978-06-27 Hoya Glass Works, Ltd. Optical fiber
GB1519701A (en) * 1975-02-19 1978-08-02 Zeiss Stiftung Method of producing glass bodies having a gradient of ref-active index
GB1475261A (en) * 1975-04-02 1977-06-01 Nat Res Dev Siliceous materials

Also Published As

Publication number Publication date
US4165222A (en) 1979-08-21
CA1101216A (en) 1981-05-19
DE2746949A1 (de) 1978-04-20
FR2368444A1 (fr) 1978-05-19
JPS5633329B2 (enExample) 1981-08-03
DE2746949C2 (de) 1982-10-28
GB1553546A (en) 1979-09-26
JPS5352443A (en) 1978-05-12

Similar Documents

Publication Publication Date Title
JPS5513745B2 (enExample)
FR2368444B1 (enExample)
JPS552786B2 (enExample)
JPS5295183U (enExample)
JPS5622423Y2 (enExample)
JPS565835Y2 (enExample)
JPS52147307U (enExample)
JPS5294155U (enExample)
JPS5342253U (enExample)
JPS5289428U (enExample)
JPS5324669U (enExample)
CS176996B1 (enExample)
BG23034A1 (enExample)
CH600628A5 (enExample)
BG23277A1 (enExample)
BG23301A1 (enExample)
DD124146A1 (enExample)
DD127020A1 (enExample)
DD126548A1 (enExample)
DD126014A1 (enExample)
DD124171A1 (enExample)
BG23060A1 (enExample)
DD125811A1 (enExample)
CH607029A5 (enExample)
DD125616A1 (enExample)

Legal Events

Date Code Title Description
ST Notification of lapse