JPS57196738A - Drawing furnace for optical fiber - Google Patents

Drawing furnace for optical fiber

Info

Publication number
JPS57196738A
JPS57196738A JP8113581A JP8113581A JPS57196738A JP S57196738 A JPS57196738 A JP S57196738A JP 8113581 A JP8113581 A JP 8113581A JP 8113581 A JP8113581 A JP 8113581A JP S57196738 A JPS57196738 A JP S57196738A
Authority
JP
Japan
Prior art keywords
tube
optical fiber
furnace
heating
flow
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.)
Granted
Application number
JP8113581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6128613B2 (cs
Inventor
Shigeki Sakaguchi
Kazunori Senda
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
Original Assignee
Nippon Telegraph and Telephone Corp
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 filed Critical Nippon Telegraph and Telephone Corp
Priority to JP8113581A priority Critical patent/JPS57196738A/ja
Publication of JPS57196738A publication Critical patent/JPS57196738A/ja
Publication of JPS6128613B2 publication Critical patent/JPS6128613B2/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
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/029—Furnaces therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • 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)
JP8113581A 1981-05-29 1981-05-29 Drawing furnace for optical fiber Granted JPS57196738A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8113581A JPS57196738A (en) 1981-05-29 1981-05-29 Drawing furnace for optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8113581A JPS57196738A (en) 1981-05-29 1981-05-29 Drawing furnace for optical fiber

Publications (2)

Publication Number Publication Date
JPS57196738A true JPS57196738A (en) 1982-12-02
JPS6128613B2 JPS6128613B2 (cs) 1986-07-01

Family

ID=13737954

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8113581A Granted JPS57196738A (en) 1981-05-29 1981-05-29 Drawing furnace for optical fiber

Country Status (1)

Country Link
JP (1) JPS57196738A (cs)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55154336A (en) * 1979-05-22 1980-12-01 Nippon Telegr & Teleph Corp <Ntt> Manufacture of optical fiber raw material
JPS5654243A (en) * 1979-10-12 1981-05-14 Hitachi Ltd Preparation of optical fiber matrix

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55154336A (en) * 1979-05-22 1980-12-01 Nippon Telegr & Teleph Corp <Ntt> Manufacture of optical fiber raw material
JPS5654243A (en) * 1979-10-12 1981-05-14 Hitachi Ltd Preparation of optical fiber matrix

Also Published As

Publication number Publication date
JPS6128613B2 (cs) 1986-07-01

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