JPH0583492B2 - - Google Patents

Info

Publication number
JPH0583492B2
JPH0583492B2 JP60059600A JP5960085A JPH0583492B2 JP H0583492 B2 JPH0583492 B2 JP H0583492B2 JP 60059600 A JP60059600 A JP 60059600A JP 5960085 A JP5960085 A JP 5960085A JP H0583492 B2 JPH0583492 B2 JP H0583492B2
Authority
JP
Japan
Prior art keywords
gas
cladding
core
fluorine
gap
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
JP60059600A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61219733A (ja
Inventor
Hiroshi Yokota
Gotaro Tanaka
Hiroo Kanamori
Hiroshi Suganuma
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 JP5960085A priority Critical patent/JPS61219733A/ja
Publication of JPS61219733A publication Critical patent/JPS61219733A/ja
Publication of JPH0583492B2 publication Critical patent/JPH0583492B2/ja
Granted 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
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • 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
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/01248—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing by collapsing without drawing
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP5960085A 1985-03-26 1985-03-26 光フアイバ用母材の製造方法 Granted JPS61219733A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5960085A JPS61219733A (ja) 1985-03-26 1985-03-26 光フアイバ用母材の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5960085A JPS61219733A (ja) 1985-03-26 1985-03-26 光フアイバ用母材の製造方法

Publications (2)

Publication Number Publication Date
JPS61219733A JPS61219733A (ja) 1986-09-30
JPH0583492B2 true JPH0583492B2 (OSRAM) 1993-11-26

Family

ID=13117902

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5960085A Granted JPS61219733A (ja) 1985-03-26 1985-03-26 光フアイバ用母材の製造方法

Country Status (1)

Country Link
JP (1) JPS61219733A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2645709B2 (ja) * 1987-10-02 1997-08-25 住友電気工業株式会社 光ファイバ用母材及びその製造方法
EP0716047A3 (en) * 1994-12-02 1996-10-09 Fibercore Inc Method and apparatus for making an optical fiber preform

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5131240A (ja) * 1974-09-11 1976-03-17 Sumitomo Electric Industries Hikaridensoyogarasufuaibaa no seizohoho
JPS603019A (ja) * 1983-06-17 1985-01-09 Canon Inc 電子機器

Also Published As

Publication number Publication date
JPS61219733A (ja) 1986-09-30

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