JPH01208339A - 光ファイバ用多孔質母材の製造方法 - Google Patents

光ファイバ用多孔質母材の製造方法

Info

Publication number
JPH01208339A
JPH01208339A JP3255488A JP3255488A JPH01208339A JP H01208339 A JPH01208339 A JP H01208339A JP 3255488 A JP3255488 A JP 3255488A JP 3255488 A JP3255488 A JP 3255488A JP H01208339 A JPH01208339 A JP H01208339A
Authority
JP
Japan
Prior art keywords
nozzle
core
inert gas
gas
burner
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
JP3255488A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0577617B2 (enrdf_load_stackoverflow
Inventor
Masao Maruyama
丸山　正夫
Toshiki Tsutsumi
俊樹 堤
Fumiaki Hanawa
文明 塙
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
Tatsuta Electric Wire and Cable Co Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Tatsuta Electric Wire and Cable Co 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, Tatsuta Electric Wire and Cable Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP3255488A priority Critical patent/JPH01208339A/ja
Publication of JPH01208339A publication Critical patent/JPH01208339A/ja
Publication of JPH0577617B2 publication Critical patent/JPH0577617B2/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
    • C03B2207/00—Glass deposition burners
    • C03B2207/04—Multi-nested ports
    • 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
    • C03B2207/10—Split ports
    • 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
    • C03B2207/16—Non-circular ports, e.g. square or oval
    • 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

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)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP3255488A 1988-02-15 1988-02-15 光ファイバ用多孔質母材の製造方法 Granted JPH01208339A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3255488A JPH01208339A (ja) 1988-02-15 1988-02-15 光ファイバ用多孔質母材の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3255488A JPH01208339A (ja) 1988-02-15 1988-02-15 光ファイバ用多孔質母材の製造方法

Publications (2)

Publication Number Publication Date
JPH01208339A true JPH01208339A (ja) 1989-08-22
JPH0577617B2 JPH0577617B2 (enrdf_load_stackoverflow) 1993-10-27

Family

ID=12362143

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3255488A Granted JPH01208339A (ja) 1988-02-15 1988-02-15 光ファイバ用多孔質母材の製造方法

Country Status (1)

Country Link
JP (1) JPH01208339A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6424044A (en) * 1987-07-20 1989-01-26 Tatsuta Densen Kk Production of porous base material for optical fiber

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6424044A (en) * 1987-07-20 1989-01-26 Tatsuta Densen Kk Production of porous base material for optical fiber

Also Published As

Publication number Publication date
JPH0577617B2 (enrdf_load_stackoverflow) 1993-10-27

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