JP4128831B2 - 光ファイバ母材の製造方法 - Google Patents

光ファイバ母材の製造方法 Download PDF

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Publication number
JP4128831B2
JP4128831B2 JP2002258920A JP2002258920A JP4128831B2 JP 4128831 B2 JP4128831 B2 JP 4128831B2 JP 2002258920 A JP2002258920 A JP 2002258920A JP 2002258920 A JP2002258920 A JP 2002258920A JP 4128831 B2 JP4128831 B2 JP 4128831B2
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Japan
Prior art keywords
glass
glass pipe
pressure
optical fiber
pipe
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Expired - Fee Related
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JP2002258920A
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Japanese (ja)
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JP2004091302A5 (https=
JP2004091302A (ja
Inventor
剛志 高野
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Mitsubishi Cable Industries Ltd
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Mitsubishi Cable Industries Ltd
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Priority to JP2002258920A priority Critical patent/JP4128831B2/ja
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Publication of JP2004091302A5 publication Critical patent/JP2004091302A5/ja
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    • 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
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/0124—Means for reducing the diameter of rods or tubes by drawing, e.g. for preform draw-down
    • C03B37/01245—Means for reducing the diameter of rods or tubes by drawing, e.g. for preform draw-down by drawing and collapsing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

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  • 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)
JP2002258920A 2002-09-04 2002-09-04 光ファイバ母材の製造方法 Expired - Fee Related JP4128831B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002258920A JP4128831B2 (ja) 2002-09-04 2002-09-04 光ファイバ母材の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002258920A JP4128831B2 (ja) 2002-09-04 2002-09-04 光ファイバ母材の製造方法

Publications (3)

Publication Number Publication Date
JP2004091302A JP2004091302A (ja) 2004-03-25
JP2004091302A5 JP2004091302A5 (https=) 2004-12-24
JP4128831B2 true JP4128831B2 (ja) 2008-07-30

Family

ID=32063420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002258920A Expired - Fee Related JP4128831B2 (ja) 2002-09-04 2002-09-04 光ファイバ母材の製造方法

Country Status (1)

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JP (1) JP4128831B2 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9212082B2 (en) * 2012-12-26 2015-12-15 Heraeus Quarzglas Gmbh & Co. Kg System and method for fabricating optical fiber preform and optical fiber

Also Published As

Publication number Publication date
JP2004091302A (ja) 2004-03-25

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