JPS57191237A - Manufacturing of optical fiber preform - Google Patents

Manufacturing of optical fiber preform

Info

Publication number
JPS57191237A
JPS57191237A JP7608481A JP7608481A JPS57191237A JP S57191237 A JPS57191237 A JP S57191237A JP 7608481 A JP7608481 A JP 7608481A JP 7608481 A JP7608481 A JP 7608481A JP S57191237 A JPS57191237 A JP S57191237A
Authority
JP
Japan
Prior art keywords
powder
reactive gas
manufacturing
pocl3
exposed
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
JP7608481A
Other languages
English (en)
Other versions
JPS5917055B2 (ja
Inventor
Shoichi Sudo
Fumiaki Hanawa
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.)
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 JP7608481A priority Critical patent/JPS5917055B2/ja
Publication of JPS57191237A publication Critical patent/JPS57191237A/ja
Publication of JPS5917055B2 publication Critical patent/JPS5917055B2/ja
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP7608481A 1981-05-20 1981-05-20 光フアイバ母材の製造方法 Expired JPS5917055B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7608481A JPS5917055B2 (ja) 1981-05-20 1981-05-20 光フアイバ母材の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7608481A JPS5917055B2 (ja) 1981-05-20 1981-05-20 光フアイバ母材の製造方法

Publications (2)

Publication Number Publication Date
JPS57191237A true JPS57191237A (en) 1982-11-25
JPS5917055B2 JPS5917055B2 (ja) 1984-04-19

Family

ID=13594955

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7608481A Expired JPS5917055B2 (ja) 1981-05-20 1981-05-20 光フアイバ母材の製造方法

Country Status (1)

Country Link
JP (1) JPS5917055B2 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5998341A (ja) * 1982-11-26 1984-06-06 Hitachi Ltd 遅延回路
JPS62163483A (ja) * 1986-01-13 1987-07-20 Toshiba Corp 映像信号記録再生装置

Also Published As

Publication number Publication date
JPS5917055B2 (ja) 1984-04-19

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