JPH0351662B2 - - Google Patents

Info

Publication number
JPH0351662B2
JPH0351662B2 JP58200196A JP20019683A JPH0351662B2 JP H0351662 B2 JPH0351662 B2 JP H0351662B2 JP 58200196 A JP58200196 A JP 58200196A JP 20019683 A JP20019683 A JP 20019683A JP H0351662 B2 JPH0351662 B2 JP H0351662B2
Authority
JP
Japan
Prior art keywords
core tube
furnace core
quartz glass
carbon graphite
base material
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
JP58200196A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6096536A (ja
Inventor
Tsutomu Yabuki
Yoshihiro Narita
Shigeo Okada
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.)
Hitachi Cable Ltd
Original Assignee
Hitachi Cable 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 Hitachi Cable Ltd filed Critical Hitachi Cable Ltd
Priority to JP20019683A priority Critical patent/JPS6096536A/ja
Publication of JPS6096536A publication Critical patent/JPS6096536A/ja
Publication of JPH0351662B2 publication Critical patent/JPH0351662B2/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

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)
JP20019683A 1983-10-26 1983-10-26 光フアイバ母材製造用加熱炉 Granted JPS6096536A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20019683A JPS6096536A (ja) 1983-10-26 1983-10-26 光フアイバ母材製造用加熱炉

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20019683A JPS6096536A (ja) 1983-10-26 1983-10-26 光フアイバ母材製造用加熱炉

Publications (2)

Publication Number Publication Date
JPS6096536A JPS6096536A (ja) 1985-05-30
JPH0351662B2 true JPH0351662B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-08-07

Family

ID=16420395

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20019683A Granted JPS6096536A (ja) 1983-10-26 1983-10-26 光フアイバ母材製造用加熱炉

Country Status (1)

Country Link
JP (1) JPS6096536A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5778080B2 (ja) * 2011-06-27 2015-09-16 古河電気工業株式会社 多孔質ガラス母材の熱処理装置
CN105669019B (zh) * 2016-04-19 2018-08-07 江苏亨通光导新材料有限公司 光纤预制棒的制造装置及其制造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6040566Y2 (ja) * 1981-01-07 1985-12-07 日本電信電話株式会社 光フアイバ母材製造用加熱炉

Also Published As

Publication number Publication date
JPS6096536A (ja) 1985-05-30

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees