DE60302317D1 - Stab-in-Rohr Vorform für optische Fasern und Verfahren zum Herstellen und Ziehen dergleichen - Google Patents

Stab-in-Rohr Vorform für optische Fasern und Verfahren zum Herstellen und Ziehen dergleichen

Info

Publication number
DE60302317D1
DE60302317D1 DE60302317T DE60302317T DE60302317D1 DE 60302317 D1 DE60302317 D1 DE 60302317D1 DE 60302317 T DE60302317 T DE 60302317T DE 60302317 T DE60302317 T DE 60302317T DE 60302317 D1 DE60302317 D1 DE 60302317D1
Authority
DE
Germany
Prior art keywords
pulling
rod
making
optical fiber
same
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 - Lifetime
Application number
DE60302317T
Other languages
English (en)
Other versions
DE60302317T2 (de
Inventor
Iii Joseph P Fletcher
Thomas J Miller
Rennell, Jr
Don Hartman Smith
Peter Bauer
Norbert Cibis
Ralph Sattmann
Rene Sowa
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.)
Furukawa Electric North America Inc
Original Assignee
Fitel USA 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 Fitel USA Corp filed Critical Fitel USA Corp
Application granted granted Critical
Publication of DE60302317D1 publication Critical patent/DE60302317D1/de
Publication of DE60302317T2 publication Critical patent/DE60302317T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • 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
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
    • C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
    • 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
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/47—Shaping the preform draw bulb before or during drawing

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)
  • Manufacture, Treatment Of Glass Fibers (AREA)
DE60302317T 2002-12-04 2003-05-30 Stab-in-Rohr Vorform für optische Fasern und Verfahren zum Herstellen und Ziehen dergleichen Expired - Lifetime DE60302317T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/309,852 US20040107735A1 (en) 2002-12-04 2002-12-04 Rod-in-tube optical fiber preform and method
US309852 2002-12-04

Publications (2)

Publication Number Publication Date
DE60302317D1 true DE60302317D1 (de) 2005-12-22
DE60302317T2 DE60302317T2 (de) 2006-06-01

Family

ID=32312248

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60302317T Expired - Lifetime DE60302317T2 (de) 2002-12-04 2003-05-30 Stab-in-Rohr Vorform für optische Fasern und Verfahren zum Herstellen und Ziehen dergleichen

Country Status (6)

Country Link
US (1) US20040107735A1 (de)
EP (1) EP1426339B1 (de)
JP (1) JP4098709B2 (de)
KR (1) KR100565888B1 (de)
CN (1) CN100497224C (de)
DE (1) DE60302317T2 (de)

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FI116381B (fi) * 2003-04-22 2005-11-15 Liekki Oy Menetelmä ja valmistuslaitteisto kuituaihion valmistamiseksi
US7143611B2 (en) * 2003-09-19 2006-12-05 Fitel Usa Corp Rod-In-Tube optical fiber preform assembly and method having reduced movement
KR20060124678A (ko) * 2003-12-12 2006-12-05 코닝 인코포레이티드 알칼리 도핑된 광섬유, 이의 예비성형체 및 이의 제조방법
DE102004014345B4 (de) * 2004-03-22 2007-09-20 Heraeus Tenevo Gmbh Verfahren zur Herstellung eines optischen Bauteils
FR2871796B1 (fr) * 2004-06-21 2006-09-15 Alcatel Sa Procede et installation de fabrication d'un element fibre a filtre de lumiere selectif
DE102004039645B3 (de) * 2004-08-14 2006-01-05 Heraeus Tenevo Ag Verfahren zur Herstellung eines optischen Bauteils aus Quarzglas sowie zur Durchführung des Verfahrens geeignetes Vorprodukt
DE102004054654B4 (de) * 2004-11-11 2007-08-02 Heraeus Tenevo Gmbh Verfahren zur Herstellung eines optischen Bauteils aus Quarzglas
DE102004057599A1 (de) * 2004-11-29 2006-06-01 Heraeus Tenevo Gmbh Verfahren und Halbzeug zur Herstellung eines optischen Bauteils aus Quarzglas sowie Bausatz zur Herstellung des Halbzeugs
US7641969B2 (en) * 2005-03-23 2010-01-05 Fletcher Iii Joseph P Optical fiber preform with overclad tubes
US7722777B2 (en) * 2006-10-17 2010-05-25 Ofs Fitel, Llc Method of preparing core rods for optical fiber preforms
EP2603467B1 (de) * 2010-08-12 2020-09-30 Corning Incorporated Behandlung von russ auf kieselsäurebasis oder eines artikels aus russ auf kieselsäurebasis
US20140186645A1 (en) * 2013-01-02 2014-07-03 Ofs Fitel, Llc Manufacture of bend insensitive multimode optical fiber
CN107406296B (zh) * 2015-06-02 2022-01-25 贺利氏石英北美有限责任公司 用于将芯杆插入到具有间隔件的外包覆管中的方法
US9919956B2 (en) 2015-10-07 2018-03-20 Corning Incorporated Method of assembling optical fiber preforms
US11577982B2 (en) 2015-10-07 2023-02-14 Corning Incorporated Method to prevent cracks in optical fiber preforms
JP6870384B2 (ja) * 2017-02-28 2021-05-12 住友電気工業株式会社 マルチコア光ファイバの製造方法
US11053157B2 (en) * 2017-08-23 2021-07-06 Chengdu Futong Optical Communication Technologies Co., Ltd Optical fiber and manufacturing method thereof
CN107739152B (zh) * 2017-11-10 2020-06-02 上海欧感电气技术有限公司 一种用于光纤拉丝的具有调节功能的智能型加热装置
CN108776269B (zh) * 2018-04-12 2020-11-10 张素平 一种便于维修风机的继电保护测试仪
CN113788613B (zh) * 2021-11-16 2022-02-15 成都中住光纤有限公司 一种光纤制备系统及其方法
CN114409242B (zh) * 2021-12-01 2023-08-18 浙江富通光纤技术有限公司 光纤预制棒的制造工艺以及光纤

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DE4432806C1 (de) * 1994-09-15 1996-01-18 Heraeus Quarzglas Vorrichtung zum Halten von Hohlzylindern aus Kieselsäurepartikeln
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ES2262245T3 (es) * 1997-08-19 2006-11-16 Prysmian Cavi E Sistemi Energia S.R.L. Procedimiento y aparato para la fabricacion de una preforma de fibra optica.
FR2777273B1 (fr) * 1998-04-09 2000-05-12 Alsthom Cge Alcatel Soudage bout a bout de preformes de fibres optiques a l'aide d'une torche a plasma
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US6460378B1 (en) * 2000-02-29 2002-10-08 Xiaoyuan Dong Collapsing a multitube assembly and subsequent optical fiber drawing in the same furnace
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JP4615085B2 (ja) * 2000-03-21 2011-01-19 古河電気工業株式会社 光ファイバ母材吊下げ支持装置
US6446468B1 (en) * 2000-08-01 2002-09-10 Fitel Usa Corp. Process for fabricating optical fiber involving overcladding during sintering
GB2365992B (en) * 2000-08-14 2002-09-11 Univ Southampton Compound glass optical fibres
JP2002080238A (ja) * 2000-09-06 2002-03-19 Sumitomo Electric Ind Ltd 光ファイバ用母材及びその成型方法
BR0210068B1 (pt) * 2001-05-30 2011-11-29 métodos para fabricar uma fibra ótica e uma pré-forma de fibra ótica.
WO2003095379A1 (fr) * 2002-05-09 2003-11-20 The Furukawa Electric Co., Ltd. Procede de fabrication de fibres optiques
US20040065119A1 (en) * 2002-10-02 2004-04-08 Fitel U.S.A. Corporation Apparatus and method for reducing end effect of an optical fiber preform

Also Published As

Publication number Publication date
KR20040048804A (ko) 2004-06-10
EP1426339B1 (de) 2005-11-16
CN100497224C (zh) 2009-06-10
DE60302317T2 (de) 2006-06-01
KR100565888B1 (ko) 2006-03-31
US20040107735A1 (en) 2004-06-10
EP1426339A1 (de) 2004-06-09
CN1504432A (zh) 2004-06-16
JP2004182595A (ja) 2004-07-02
JP4098709B2 (ja) 2008-06-11

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