CH615024A5 - - Google Patents

Info

Publication number
CH615024A5
CH615024A5 CH425977A CH425977A CH615024A5 CH 615024 A5 CH615024 A5 CH 615024A5 CH 425977 A CH425977 A CH 425977A CH 425977 A CH425977 A CH 425977A CH 615024 A5 CH615024 A5 CH 615024A5
Authority
CH
Switzerland
Application number
CH425977A
Inventor
John Irven
Andrew Peter Harrison
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of CH615024A5 publication Critical patent/CH615024A5/xx

Links

Classifications

    • 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]
    • C03B37/018—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 glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • C03B37/01853—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • 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]
    • C03B37/018—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 glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • C03B37/01861—Means for changing or stabilising the diameter or form of tubes or rods
    • 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
    • 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
    • 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
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/002—Thermal treatment
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
    • C03B2201/10—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with boron
CH425977A 1976-04-06 1977-04-05 CH615024A5 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB13866/76A GB1568521A (en) 1976-04-06 1976-04-06 Optical fibre manufacture

Publications (1)

Publication Number Publication Date
CH615024A5 true CH615024A5 (ja) 1979-12-28

Family

ID=10030824

Family Applications (1)

Application Number Title Priority Date Filing Date
CH425977A CH615024A5 (ja) 1976-04-06 1977-04-05

Country Status (8)

Country Link
US (1) US4087266A (ja)
JP (1) JPS52152244A (ja)
AU (1) AU506010B2 (ja)
CH (1) CH615024A5 (ja)
DE (1) DE2714804A1 (ja)
ES (1) ES457635A1 (ja)
GB (1) GB1568521A (ja)
NL (1) NL7703690A (ja)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL193330C (nl) * 1978-01-13 1999-06-02 Western Electric Co Optische golfleider en werkwijze voor het vervaardigen daarvan.
US4274854A (en) * 1978-01-13 1981-06-23 Bell Telephone Laboratories, Incorporated Polarization-preserving optical fiber
US4243398A (en) * 1978-02-09 1981-01-06 Nippon Electric Co., Ltd. Method of producing dielectric diffraction gratings or dielectric multilayer interference filters
US4229070A (en) * 1978-07-31 1980-10-21 Corning Glass Works High bandwidth optical waveguide having B2 O3 free core and method of fabrication
US4230396A (en) * 1978-07-31 1980-10-28 Corning Glass Works High bandwidth optical waveguides and method of fabrication
GB2043619B (en) * 1979-03-07 1983-01-26 Standard Telephones Cables Ltd Optical fibre and optical fibre preform manufacture
US4304581A (en) * 1980-08-07 1981-12-08 Western Electric Co., Inc. Lightguide preform fabrication
US4412853A (en) * 1981-06-29 1983-11-01 Western Electric Company, Inc. Method of making optical waveguide fiber preform starter tubes
US4486214A (en) * 1983-12-08 1984-12-04 At&T Technologies, Inc. Methods of and apparatus for collapsing a preform tube into a preform from which lightguide fiber is drawn
JPS60141634A (ja) * 1983-12-28 1985-07-26 Shin Etsu Chem Co Ltd 光フアイバ−用母材およびその製造方法
US4932990A (en) * 1987-07-30 1990-06-12 At&T Bell Laboratories Methods of making optical fiber and products produced thereby
US6532773B1 (en) 2000-06-30 2003-03-18 Fitel Usa Corp. Method of modifying the index profile of an optical fiber preform in the longitudinal direction
US6959022B2 (en) * 2003-01-27 2005-10-25 Ceramoptec Gmbh Multi-clad optical fiber lasers and their manufacture
FR2954525B1 (fr) * 2009-12-21 2012-05-25 Ixfiber Procede de fabrication d'une fibre optique monomode a coeur dope terres rares et fibre optique monode a coeur dope terres rares
CN111361173B (zh) * 2020-04-29 2021-11-30 安吉申力机械有限公司 一种碳纤维伸缩管模具

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1496788A (en) * 1974-09-05 1978-01-05 Standard Telephones Cables Ltd Optical fibre manufacture
US3961926A (en) * 1974-12-27 1976-06-08 International Telephone And Telegraph Corporation Preparation of germania cores in optical fibers
US3980459A (en) * 1975-12-24 1976-09-14 Bell Telephone Laboratories, Incorporated Method for manufacturing optical fibers having eccentric longitudinal index inhomogeneity

Also Published As

Publication number Publication date
NL7703690A (nl) 1977-10-10
AU506010B2 (en) 1979-12-13
DE2714804A1 (de) 1977-10-20
GB1568521A (en) 1980-05-29
AU2393777A (en) 1978-10-12
US4087266A (en) 1978-05-02
JPS5729421B2 (ja) 1982-06-22
JPS52152244A (en) 1977-12-17
ES457635A1 (es) 1978-02-16

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: STC PLC

PL Patent ceased