DK162384C - Fremgangsmaade til fremstilling af et raaemne til optiske fibre - Google Patents

Fremgangsmaade til fremstilling af et raaemne til optiske fibre

Info

Publication number
DK162384C
DK162384C DK400585A DK400585A DK162384C DK 162384 C DK162384 C DK 162384C DK 400585 A DK400585 A DK 400585A DK 400585 A DK400585 A DK 400585A DK 162384 C DK162384 C DK 162384C
Authority
DK
Denmark
Prior art keywords
procedure
manufacturing
frame
optical fibers
fibers
Prior art date
Application number
DK400585A
Other languages
English (en)
Other versions
DK162384B (da
DK400585D0 (da
DK400585A (da
Inventor
Michihisa Kyoto
Minoru Watanabe
Yoichi Ishiguro
Original Assignee
Sumitomo Electric Industries
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 Sumitomo Electric Industries filed Critical Sumitomo Electric Industries
Publication of DK400585D0 publication Critical patent/DK400585D0/da
Publication of DK400585A publication Critical patent/DK400585A/da
Publication of DK162384B publication Critical patent/DK162384B/da
Application granted granted Critical
Publication of DK162384C publication Critical patent/DK162384C/da

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]
    • C03B37/018—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] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • 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
    • C03B32/00—Thermal after-treatment of glass products not provided for in groups C03B19/00, C03B25/00 - C03B31/00 or C03B37/00, e.g. crystallisation, eliminating gas inclusions or other impurities; Hot-pressing vitrified, non-porous, shaped glass products

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
DK400585A 1984-09-19 1985-09-02 Fremgangsmaade til fremstilling af et raaemne til optiske fibre DK162384C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP19479384 1984-09-19
JP59194793A JPS6172644A (ja) 1984-09-19 1984-09-19 低損失光フアイバの製造方法

Publications (4)

Publication Number Publication Date
DK400585D0 DK400585D0 (da) 1985-09-02
DK400585A DK400585A (da) 1986-03-20
DK162384B DK162384B (da) 1991-10-21
DK162384C true DK162384C (da) 1992-03-23

Family

ID=16330348

Family Applications (1)

Application Number Title Priority Date Filing Date
DK400585A DK162384C (da) 1984-09-19 1985-09-02 Fremgangsmaade til fremstilling af et raaemne til optiske fibre

Country Status (8)

Country Link
US (1) US4664690A (da)
EP (1) EP0175067B1 (da)
JP (1) JPS6172644A (da)
KR (1) KR890003707B1 (da)
AU (1) AU574194B2 (da)
CA (1) CA1238246A (da)
DE (1) DE3565249D1 (da)
DK (1) DK162384C (da)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4741748A (en) * 1986-01-30 1988-05-03 Corning Glass Works Heating oven for preparing optical waveguide fibers
JPH0791081B2 (ja) * 1986-07-03 1995-10-04 住友電気工業株式会社 シングルモ−ドフアイバ用ガラス母材の製造方法
JP2565712B2 (ja) * 1987-07-20 1996-12-18 株式会社フジクラ 光フアイバの製造方法
JP2640745B2 (ja) * 1987-07-20 1997-08-13 株式会社 フジクラ 不透明ガラスプリフオームの製造方法
JP2640746B2 (ja) * 1987-08-03 1997-08-13 株式会社 フジクラ 光フアイバ用中間製品の製造方法
JPH029727A (ja) * 1988-06-28 1990-01-12 Sumitomo Electric Ind Ltd 光フアイバ用母材の製造方法
US5303318A (en) * 1991-11-01 1994-04-12 Nippon Telegraph & Telephone Corporation High power acceptable optical fiber and fabrication method thereof
US5641333A (en) * 1995-12-01 1997-06-24 Corning Incorporated Increasing the retention of Ge02 during production of glass articles
ATE316944T1 (de) * 1999-04-26 2006-02-15 Corning Inc Optische wellenleiterfaser mit niedrigem wasserpeak und verfahren zu ihrer herstellung
US6904772B2 (en) * 2000-12-22 2005-06-14 Corning Incorporated Method of making a glass preform for low water peak optical fiber
US6723435B1 (en) * 2001-08-28 2004-04-20 Nanogram Corporation Optical fiber preforms
KR101166205B1 (ko) * 2003-03-21 2012-07-18 헤라에우스 테네보 게엠베하 모재의 제조를 위한 합성 실리카 글래스 튜브, 수직 인발공정을 이용한 합성 실리카 글래스 튜브의 제조방법 및상기 튜브의 이용
US20110100064A1 (en) * 2004-12-23 2011-05-05 Nextrom Holling, S. A. Method and apparatus for manufacturing an optical fiber core rod
WO2019107557A1 (ja) * 2017-12-01 2019-06-06 古河電気工業株式会社 ガラス体の製造装置、ガラス体の製造方法、スート搬送機構、及びスート加熱機構

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933454A (en) * 1974-04-22 1976-01-20 Corning Glass Works Method of making optical waveguides
US4125388A (en) * 1976-12-20 1978-11-14 Corning Glass Works Method of making optical waveguides
JPS5688836A (en) * 1979-12-20 1981-07-18 Nippon Telegr & Teleph Corp <Ntt> Preparation of glass stock for optical fiber
US4367085A (en) * 1980-01-07 1983-01-04 Nippon Telegraph & Telephone Public Corporation Method of fabricating multi-mode optical fiber preforms
US4304583A (en) * 1980-06-02 1981-12-08 Corning Glass Works Process for drying optical waveguide preforms
JPS5711842A (en) * 1980-06-26 1982-01-21 Nippon Telegr & Teleph Corp <Ntt> Preparation of base material for optical fiber and preparing apparatus
JPS57140328A (en) * 1981-02-20 1982-08-30 Hitachi Ltd Manufacture of base material for optical fiber
US4378985A (en) * 1981-06-04 1983-04-05 Corning Glass Works Method and apparatus for forming an optical waveguide fiber
JPS58140336A (ja) * 1982-02-12 1983-08-20 Shin Etsu Chem Co Ltd 光フアイバ−用母材の製造方法
JPS6046940A (ja) * 1983-08-22 1985-03-14 Furukawa Electric Co Ltd:The 光学系ガラス母材の製造方法とその装置
JPS6148437A (ja) * 1984-08-17 1986-03-10 Sumitomo Electric Ind Ltd ＧｅＯ↓２−ＳｉＯ↓２系ガラス母材の製造方法

Also Published As

Publication number Publication date
AU574194B2 (en) 1988-06-30
JPS6172644A (ja) 1986-04-14
EP0175067B1 (en) 1988-09-28
DK162384B (da) 1991-10-21
JPH05350B2 (da) 1993-01-05
US4664690A (en) 1987-05-12
CA1238246A (en) 1988-06-21
AU4382285A (en) 1986-03-27
DK400585D0 (da) 1985-09-02
EP0175067A1 (en) 1986-03-26
KR890003707B1 (ko) 1989-09-30
DE3565249D1 (en) 1988-11-03
DK400585A (da) 1986-03-20
KR860002430A (ko) 1986-04-26

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