JPS55154336A - Manufacture of optical fiber raw material - Google Patents

Manufacture of optical fiber raw material

Info

Publication number
JPS55154336A
JPS55154336A JP6291279A JP6291279A JPS55154336A JP S55154336 A JPS55154336 A JP S55154336A JP 6291279 A JP6291279 A JP 6291279A JP 6291279 A JP6291279 A JP 6291279A JP S55154336 A JPS55154336 A JP S55154336A
Authority
JP
Japan
Prior art keywords
raw material
charged
optical fiber
blow port
gas
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
JP6291279A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5721497B2 (enExample
Inventor
Akira Tomaru
Kazuichi Sudo
Masao Kawachi
Takao Edahiro
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.)
NTT Inc
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 JP6291279A priority Critical patent/JPS55154336A/ja
Publication of JPS55154336A publication Critical patent/JPS55154336A/ja
Publication of JPS5721497B2 publication Critical patent/JPS5721497B2/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]
    • C03B37/01413—Reactant delivery systems
    • C03B37/0142—Reactant deposition burners
    • 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
    • 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
    • C03B2201/10—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with boron
    • 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
    • C03B2201/20—Doped silica-based glasses doped with non-metals other than boron or fluorine
    • C03B2201/28—Doped silica-based glasses doped with non-metals other than boron or fluorine doped with phosphorus
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/04—Multi-nested ports
    • C03B2207/06—Concentric circular ports
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/20—Specific substances in specified ports, e.g. all gas flows specified
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/20—Specific substances in specified ports, e.g. all gas flows specified
    • C03B2207/22—Inert gas details
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/50—Multiple burner arrangements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP6291279A 1979-05-22 1979-05-22 Manufacture of optical fiber raw material Granted JPS55154336A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6291279A JPS55154336A (en) 1979-05-22 1979-05-22 Manufacture of optical fiber raw material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6291279A JPS55154336A (en) 1979-05-22 1979-05-22 Manufacture of optical fiber raw material

Publications (2)

Publication Number Publication Date
JPS55154336A true JPS55154336A (en) 1980-12-01
JPS5721497B2 JPS5721497B2 (enExample) 1982-05-07

Family

ID=13213932

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6291279A Granted JPS55154336A (en) 1979-05-22 1979-05-22 Manufacture of optical fiber raw material

Country Status (1)

Country Link
JP (1) JPS55154336A (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5789800U (enExample) * 1980-11-22 1982-06-02
JPS57196738A (en) * 1981-05-29 1982-12-02 Nippon Telegr & Teleph Corp <Ntt> Drawing furnace for optical fiber
JPS5820744A (ja) * 1981-07-22 1983-02-07 Nippon Telegr & Teleph Corp <Ntt> 光フアイバ用母材の製造方法
JPS617028U (ja) * 1984-06-15 1986-01-16 黒谷 巌 半導体材料の水切乾燥装置
JPH06293531A (ja) * 1993-12-27 1994-10-21 Shin Etsu Chem Co Ltd 光ファイバー用母材の前駆体
US5676725A (en) * 1993-06-18 1997-10-14 Sumitomo Electric Industries Ltd Method of manufacturing single-mode optical fiber

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60145011U (ja) * 1984-03-06 1985-09-26 有限会社　川尻油圧機製作所 多段プレス装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5789800U (enExample) * 1980-11-22 1982-06-02
JPS57196738A (en) * 1981-05-29 1982-12-02 Nippon Telegr & Teleph Corp <Ntt> Drawing furnace for optical fiber
JPS5820744A (ja) * 1981-07-22 1983-02-07 Nippon Telegr & Teleph Corp <Ntt> 光フアイバ用母材の製造方法
JPS617028U (ja) * 1984-06-15 1986-01-16 黒谷 巌 半導体材料の水切乾燥装置
US5676725A (en) * 1993-06-18 1997-10-14 Sumitomo Electric Industries Ltd Method of manufacturing single-mode optical fiber
JPH06293531A (ja) * 1993-12-27 1994-10-21 Shin Etsu Chem Co Ltd 光ファイバー用母材の前駆体

Also Published As

Publication number Publication date
JPS5721497B2 (enExample) 1982-05-07

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