JPH0436100B2 - - Google Patents

Info

Publication number
JPH0436100B2
JPH0436100B2 JP7184A JP7184A JPH0436100B2 JP H0436100 B2 JPH0436100 B2 JP H0436100B2 JP 7184 A JP7184 A JP 7184A JP 7184 A JP7184 A JP 7184A JP H0436100 B2 JPH0436100 B2 JP H0436100B2
Authority
JP
Japan
Prior art keywords
quartz
tube
base material
furnace
core tube
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
JP7184A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60145923A (ja
Inventor
Tsunehisa Kyodo
Toshio Danzuka
Koji Yano
Motohiro Nakahara
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.)
Nippon Telegraph and Telephone Corp
Sumitomo Electric Industries Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp, Sumitomo Electric Industries Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP7184A priority Critical patent/JPS60145923A/ja
Publication of JPS60145923A publication Critical patent/JPS60145923A/ja
Publication of JPH0436100B2 publication Critical patent/JPH0436100B2/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
    • C03B37/014—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]
    • C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • C03B37/0146—Furnaces therefor, e.g. muffle tubes, furnace linings
    • 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
    • C03B2201/12—Doped 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)
  • Glass Melting And Manufacturing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP7184A 1984-01-05 1984-01-05 光フアイバ用母材の製造装置 Granted JPS60145923A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7184A JPS60145923A (ja) 1984-01-05 1984-01-05 光フアイバ用母材の製造装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7184A JPS60145923A (ja) 1984-01-05 1984-01-05 光フアイバ用母材の製造装置

Publications (2)

Publication Number Publication Date
JPS60145923A JPS60145923A (ja) 1985-08-01
JPH0436100B2 true JPH0436100B2 (en。) 1992-06-15

Family

ID=11463945

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7184A Granted JPS60145923A (ja) 1984-01-05 1984-01-05 光フアイバ用母材の製造装置

Country Status (1)

Country Link
JP (1) JPS60145923A (en。)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0302121B1 (en) * 1987-02-16 1993-10-27 Sumitomo Electric Industries Limited Heating furnace for glass materials for optical fiber and method of manufacturing same
EP0542724B1 (en) * 1987-02-16 1996-06-12 Sumitomo Electric Industries Limited Furnace for heating glass preform for optical fiber and method for producing glass preform
JPH03131544A (ja) * 1989-06-29 1991-06-05 Sumitomo Electric Ind Ltd 光ファイバ用ガラス母材の加熱炉および製法
JP2622210B2 (ja) * 1991-07-23 1997-06-18 信越化学工業株式会社 光ファイバ母材製造用タ−ゲット支持部材
JP2622214B2 (ja) * 1991-09-26 1997-06-18 信越化学工業株式会社 光ファイバ母材延伸用支持部材

Also Published As

Publication number Publication date
JPS60145923A (ja) 1985-08-01

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term