JPS629538B2 - - Google Patents

Info

Publication number
JPS629538B2
JPS629538B2 JP21489583A JP21489583A JPS629538B2 JP S629538 B2 JPS629538 B2 JP S629538B2 JP 21489583 A JP21489583 A JP 21489583A JP 21489583 A JP21489583 A JP 21489583A JP S629538 B2 JPS629538 B2 JP S629538B2
Authority
JP
Japan
Prior art keywords
funnel
core
hollow mold
preform
mold
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
Application number
JP21489583A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60108333A (ja
Inventor
Naryuki Mitachi
Shiro Takahashi
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 JP21489583A priority Critical patent/JPS60108333A/ja
Publication of JPS60108333A publication Critical patent/JPS60108333A/ja
Publication of JPS629538B2 publication Critical patent/JPS629538B2/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
    • C03B37/01265—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt
    • C03B37/01268—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt by casting

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)
  • Glass Melting And Manufacturing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP21489583A 1983-11-15 1983-11-15 光フアイバ用プリフオ−ムの製造方法および装置 Granted JPS60108333A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21489583A JPS60108333A (ja) 1983-11-15 1983-11-15 光フアイバ用プリフオ−ムの製造方法および装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21489583A JPS60108333A (ja) 1983-11-15 1983-11-15 光フアイバ用プリフオ−ムの製造方法および装置

Publications (2)

Publication Number Publication Date
JPS60108333A JPS60108333A (ja) 1985-06-13
JPS629538B2 true JPS629538B2 (cg-RX-API-DMAC7.html) 1987-02-28

Family

ID=16663338

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21489583A Granted JPS60108333A (ja) 1983-11-15 1983-11-15 光フアイバ用プリフオ−ムの製造方法および装置

Country Status (1)

Country Link
JP (1) JPS60108333A (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116409922A (zh) * 2023-03-06 2023-07-11 中国科学院上海光学精密机械研究所 一种氟基玻璃有源光纤预制棒的制备装置及方法

Also Published As

Publication number Publication date
JPS60108333A (ja) 1985-06-13

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