DE69226748D1 - Verfahren und Vorrichtung zur Herstellung von Vorformen für optische Fasern - Google Patents

Verfahren und Vorrichtung zur Herstellung von Vorformen für optische Fasern

Info

Publication number
DE69226748D1
DE69226748D1 DE69226748T DE69226748T DE69226748D1 DE 69226748 D1 DE69226748 D1 DE 69226748D1 DE 69226748 T DE69226748 T DE 69226748T DE 69226748 T DE69226748 T DE 69226748T DE 69226748 D1 DE69226748 D1 DE 69226748D1
Authority
DE
Germany
Prior art keywords
optical fibers
producing preforms
preforms
producing
fibers
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 - Fee Related
Application number
DE69226748T
Other languages
English (en)
Other versions
DE69226748T2 (de
Inventor
Yoshinori Ishida
Toshihiro Mikami
Yukio Komura
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.)
Furukawa Electric Co Ltd
Original Assignee
Furukawa Electric 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
Priority claimed from JP3279274A external-priority patent/JPH05116968A/ja
Priority claimed from JP3282821A external-priority patent/JPH05116978A/ja
Priority claimed from JP3284561A external-priority patent/JPH05116970A/ja
Priority claimed from JP4149972A external-priority patent/JP2994136B2/ja
Priority claimed from JP4181931A external-priority patent/JPH05345633A/ja
Priority claimed from JP4190048A external-priority patent/JPH061631A/ja
Application filed by Furukawa Electric Co Ltd filed Critical Furukawa Electric Co Ltd
Publication of DE69226748D1 publication Critical patent/DE69226748D1/de
Application granted granted Critical
Publication of DE69226748T2 publication Critical patent/DE69226748T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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]
    • C03B37/01413—Reactant delivery systems
    • 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]
    • C03B37/01413—Reactant delivery systems
    • C03B37/0142—Reactant deposition burners
    • 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
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C03B2203/24—Single mode [SM or monomode]
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/04—Multi-nested ports
    • C03B2207/06—Concentric circular ports
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/20—Specific substances in specified ports, e.g. all gas flows specified
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/20—Specific substances in specified ports, e.g. all gas flows specified
    • C03B2207/22—Inert gas details
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/46—Comprising performance enhancing means, e.g. electrostatic charge or built-in heater
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/50—Multiple burner arrangements
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/50—Multiple burner arrangements
    • C03B2207/54—Multiple burner arrangements combined with means for heating the deposit, e.g. non-deposition burner
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/80—Feeding the burner or the burner-heated deposition site
    • C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
    • C03B2207/86—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid by bubbling a gas through the liquid
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/80—Feeding the burner or the burner-heated deposition site
    • C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
    • C03B2207/89—Controlling the liquid level in or supply to the tank
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
DE69226748T 1991-10-25 1992-10-22 Verfahren und Vorrichtung zur Herstellung von Vorformen für optische Fasern Expired - Fee Related DE69226748T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP3279274A JPH05116968A (ja) 1991-10-25 1991-10-25 光フアイバ母材の製造方法
JP3282821A JPH05116978A (ja) 1991-10-29 1991-10-29 光フアイバ母材の製造方法
JP3284561A JPH05116970A (ja) 1991-10-30 1991-10-30 光フアイバ母材の製造方法
JP4149972A JP2994136B2 (ja) 1992-05-18 1992-05-18 光ファイバ用ガラス微粒子の付着装置
JP4181931A JPH05345633A (ja) 1992-06-16 1992-06-16 光ファイバ用多孔質母材の合成方法
JP4190048A JPH061631A (ja) 1992-06-24 1992-06-24 光ファイバ用多孔質母材の合成方法

Publications (2)

Publication Number Publication Date
DE69226748D1 true DE69226748D1 (de) 1998-10-01
DE69226748T2 DE69226748T2 (de) 1999-01-14

Family

ID=27553067

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69226748T Expired - Fee Related DE69226748T2 (de) 1991-10-25 1992-10-22 Verfahren und Vorrichtung zur Herstellung von Vorformen für optische Fasern

Country Status (4)

Country Link
EP (1) EP0539198B1 (de)
KR (1) KR950006187B1 (de)
CA (1) CA2080860C (de)
DE (1) DE69226748T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3599362B2 (ja) * 1993-09-30 2004-12-08 古河電気工業株式会社 光ファイバ用多孔質母材の合成方法とその装置
DE19629170C2 (de) * 1996-07-19 1998-06-04 Heraeus Quarzglas Verfahren und Vorrichtung zur Herstellung von Quarzglaskörpern
FI116381B (fi) * 2003-04-22 2005-11-15 Liekki Oy Menetelmä ja valmistuslaitteisto kuituaihion valmistamiseksi

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3319448A1 (de) * 1983-05-28 1984-11-29 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren zur herstellung von lichtwellenleitern
DE3517450A1 (de) * 1985-05-14 1986-11-20 Siemens AG, 1000 Berlin und 8000 München Verfahren zur herstellung einer vorform fuer lichtwellenleiter und einrichtung zu dessen durchfuehrung

Also Published As

Publication number Publication date
DE69226748T2 (de) 1999-01-14
KR930007835A (ko) 1993-05-20
CA2080860C (en) 2000-05-16
CA2080860A1 (en) 1993-04-26
KR950006187B1 (ko) 1995-06-12
EP0539198A1 (de) 1993-04-28
EP0539198B1 (de) 1998-08-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee