JPH0425212B2 - - Google Patents

Info

Publication number
JPH0425212B2
JPH0425212B2 JP9554284A JP9554284A JPH0425212B2 JP H0425212 B2 JPH0425212 B2 JP H0425212B2 JP 9554284 A JP9554284 A JP 9554284A JP 9554284 A JP9554284 A JP 9554284A JP H0425212 B2 JPH0425212 B2 JP H0425212B2
Authority
JP
Japan
Prior art keywords
base material
optical fiber
gas
quartz
fluorine
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 - Lifetime
Application number
JP9554284A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60239339A (ja
Inventor
Tsunehisa Kyodo
Gotaro Tanaka
Hiroo Kanamori
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP9554284A priority Critical patent/JPS60239339A/ja
Publication of JPS60239339A publication Critical patent/JPS60239339A/ja
Publication of JPH0425212B2 publication Critical patent/JPH0425212B2/ja
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/012Manufacture of preforms for drawing fibres or filaments
    • C03B37/014Manufacture 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]
    • C03B37/01446Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/012Manufacture of preforms for drawing fibres or filaments
    • C03B37/014Manufacture 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]
    • C03B37/01446Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • C03B37/0146Furnaces therefor, e.g. muffle tubes, furnace linings
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00Type of glass produced
    • C03B2201/06Doped silica-based glasses
    • C03B2201/08Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
    • C03B2201/12Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with fluorine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Thermal 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)
JP9554284A 1984-05-15 1984-05-15 光フアイバ用母材の製造方法 Granted JPS60239339A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9554284A JPS60239339A (ja) 1984-05-15 1984-05-15 光フアイバ用母材の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9554284A JPS60239339A (ja) 1984-05-15 1984-05-15 光フアイバ用母材の製造方法

Publications (2)

Publication Number Publication Date
JPS60239339A JPS60239339A (ja) 1985-11-28
JPH0425212B2 true JPH0425212B2 (nl) 1992-04-30

Family

ID=14140450

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9554284A Granted JPS60239339A (ja) 1984-05-15 1984-05-15 光フアイバ用母材の製造方法

Country Status (1)

Country Link
JP (1) JPS60239339A (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3450409A1 (en) * 2017-08-29 2019-03-06 Corning Incorporated Method and furnace for preparing an optical fiber preform using etchant and neutralizing gases
NL2019811B1 (en) * 2017-08-29 2019-03-11 Corning Inc Gas system for furnace
US11072560B2 (en) * 2017-08-29 2021-07-27 Corning Incorporated Neutralizing gas system for furnace

Also Published As

Publication number Publication date
JPS60239339A (ja) 1985-11-28

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