DE3583814D1 - Verfahren zur herstellung einer glasvorform fuer monomode optische fasern. - Google Patents

Verfahren zur herstellung einer glasvorform fuer monomode optische fasern.

Info

Publication number
DE3583814D1
DE3583814D1 DE8585104788T DE3583814T DE3583814D1 DE 3583814 D1 DE3583814 D1 DE 3583814D1 DE 8585104788 T DE8585104788 T DE 8585104788T DE 3583814 T DE3583814 T DE 3583814T DE 3583814 D1 DE3583814 D1 DE 3583814D1
Authority
DE
Germany
Prior art keywords
producing
optical fibers
glass preform
monomode optical
monomode
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 - Fee Related
Application number
DE8585104788T
Other languages
English (en)
Inventor
Gotaro C O Yokohama Wor Tanaka
Futoshi C O Yokohama Mizutani
Naoki C O Yokohama Wo Yoshioka
Hiroo C O Yokohama Wo Kanamori
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE3583814D1 publication Critical patent/DE3583814D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C03B37/10—Non-chemical treatment
    • C03B37/14—Re-forming fibres or filaments, i.e. changing their shape
    • 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
    • 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]
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
    • C03B2201/12—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with fluorine
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S65/00—Glass manufacturing
    • Y10S65/15—Nonoxygen containing chalogenides
    • Y10S65/16—Optical filament or fiber treatment with fluorine or incorporating fluorine in final product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
DE8585104788T 1984-04-20 1985-04-19 Verfahren zur herstellung einer glasvorform fuer monomode optische fasern. Expired - Fee Related DE3583814D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59078668A JPS60226422A (ja) 1984-04-20 1984-04-20 シングルモ−ドフアイバ用中間体の製造方法

Publications (1)

Publication Number Publication Date
DE3583814D1 true DE3583814D1 (de) 1991-09-26

Family

ID=13668237

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585104788T Expired - Fee Related DE3583814D1 (de) 1984-04-20 1985-04-19 Verfahren zur herstellung einer glasvorform fuer monomode optische fasern.

Country Status (6)

Country Link
US (1) US4675040A (de)
EP (1) EP0159046B1 (de)
JP (1) JPS60226422A (de)
KR (1) KR890001121B1 (de)
AU (1) AU570791B2 (de)
DE (1) DE3583814D1 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2164934B (en) * 1984-09-29 1988-10-05 Stc Plc Optical fibres
JPS6236035A (ja) * 1985-04-18 1987-02-17 Sumitomo Electric Ind Ltd 光フアイバ母材の製造方法
JPS6221725A (ja) * 1985-07-17 1987-01-30 Furukawa Electric Co Ltd:The 光フアイバ母材の製造方法
FR2600327B1 (fr) * 1986-06-20 1992-04-17 Lenoane Georges Procede de fabrication de preformes pour fibres optiques et mandrin utilisable pour la mise en oeuvre de ce procede, application a la fabrication de fibres optiques monomodes
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
US4812153A (en) * 1987-01-12 1989-03-14 American Telephone And Telegraph Company Method of making a glass body having a graded refractive index profile
GB2208114A (en) * 1987-07-01 1989-03-01 Pirelli General Plc Optical fibre preforms
FR2679548B1 (fr) * 1991-07-25 1994-10-21 Alsthom Cge Alcatel Procede de fabrication de fibres optiques actives.
US5917109A (en) 1994-12-20 1999-06-29 Corning Incorporated Method of making optical fiber having depressed index core region
US5822488A (en) 1995-10-04 1998-10-13 Sumitomo Electric Industries, Inc. Single-mode optical fiber with plural core portions
CA2247970A1 (en) 1997-10-29 1999-04-29 Corning Incorporated Method of making segmented core optical waveguide preforms
US6263706B1 (en) * 1999-03-30 2001-07-24 Deliso Evelyn M. Method of controlling fluorine doping in soot preforms
BR0010173A (pt) 1999-04-30 2002-01-15 Corning Inc Fibra de compensação de dispersão
DE19952821B4 (de) * 1999-11-02 2004-05-06 Heraeus Tenevo Ag Verfahren zur Herstellung einer Quarzglas-Vorform für Lichtleitfasern
ATE368017T1 (de) 2000-03-14 2007-08-15 James Hardie Int Finance Bv Faserzementbaumaterialien mit zusatzstoffen niedriger dichte
US6904772B2 (en) * 2000-12-22 2005-06-14 Corning Incorporated Method of making a glass preform for low water peak optical fiber
US7162138B2 (en) * 2001-06-20 2007-01-09 Ers Company Optical fiber with nano-particle overclad
US7162137B2 (en) * 2001-06-20 2007-01-09 Ers Company Optical fiber with nano-particle cladding
DE10225773B4 (de) * 2002-06-10 2005-03-31 Heraeus Tenevo Ag Jacketrohr aus synthetisch hergestelltem Quarzglas
CN1684760A (zh) 2002-08-23 2005-10-19 詹姆士·哈代国际金融公司 合成中空微球
MXPA05003691A (es) 2002-10-07 2005-11-17 James Hardie Int Finance Bv Material mixto de fibrocemento de densidad media durable.
US20090156385A1 (en) 2003-10-29 2009-06-18 Giang Biscan Manufacture and use of engineered carbide and nitride composites
US7998571B2 (en) 2004-07-09 2011-08-16 James Hardie Technology Limited Composite cement article incorporating a powder coating and methods of making same
AU2006321786B2 (en) 2005-12-06 2012-05-10 James Hardie Technology Limited Engineered low-density heterogeneous microparticles and methods and formulations for producing the microparticles
EP2010730A4 (de) 2006-04-12 2013-07-17 Hardie James Technology Ltd Oberflächenversiegeltes, verstärktes bauelement
JP2008209603A (ja) * 2007-02-26 2008-09-11 Mitsubishi Cable Ind Ltd 光ファイバ
US9586853B2 (en) 2014-07-09 2017-03-07 Corning Incorporated Method of making optical fibers in a reducing atmosphere

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2536456C2 (de) * 1975-08-16 1981-02-05 Heraeus Quarzschmelze Gmbh, 6450 Hanau Halbzeug für die Herstellung von Lichtleitfasern und Verfahren zur Herstellung des Halbzeugs
US4125388A (en) * 1976-12-20 1978-11-14 Corning Glass Works Method of making optical waveguides
US4165223A (en) * 1978-03-06 1979-08-21 Corning Glass Works Method of making dry optical waveguides
JPS6038345B2 (ja) * 1978-11-07 1985-08-31 日本電信電話株式会社 光伝送用ガラス素材の製造方法
JPS58208146A (ja) * 1982-05-27 1983-12-03 Fujikura Ltd 耐放射線用光フアイバ母材の製造方法
AU567192B2 (en) * 1983-02-08 1987-11-12 Nippon Telegraph & Telephone Corporation Optical fibre preform manufacture
CA1236695A (en) * 1984-09-17 1988-05-17 Koichi Abe Optical fiber

Also Published As

Publication number Publication date
EP0159046A3 (en) 1988-12-07
KR850007235A (ko) 1985-12-02
EP0159046B1 (de) 1991-08-21
AU4138385A (en) 1985-10-24
US4675040A (en) 1987-06-23
KR890001121B1 (ko) 1989-04-24
AU570791B2 (en) 1988-03-24
JPH0425210B2 (de) 1992-04-30
EP0159046A2 (de) 1985-10-23
JPS60226422A (ja) 1985-11-11

Similar Documents

Publication Publication Date Title
DE3583814D1 (de) Verfahren zur herstellung einer glasvorform fuer monomode optische fasern.
DE3675411D1 (de) Verfahren zur herstellung einer vorform aus glas fuer optische fasern.
DE3584073D1 (de) Verfahren zur herstellung von glasvorformen fuer optische fasern.
DE3583156D1 (de) Verfahren zur herstellung einer glasvorform fuer optische faser.
DE3582508D1 (de) Verfahren zur herstellung einer hochreinen glasvorform fuer optische faser.
DE3582257D1 (de) Verfahren zur herstellung von glasvorformen fuer optische faser.
DE69311966D1 (de) Verfahren zur Herstellung einer integrierten optischen Baugruppe mit einer Wellenleiterlinse zur Kopplung von optischen Fasern mit integrierten Bauelementen
DE3864100D1 (de) Verfahren zur herstellung einer optischen faser.
DE3575414D1 (de) Verfahren, vorrichtung und brenner fuer die herstellung einer vorform fuer optische fasern.
DE3762609D1 (de) Glas-vorform fuer eine dispersionsverschobene optische einzelmodenfaser und verfahren zu deren herstellung.
DE3887060D1 (de) Verfahren zur Herstellung von Glasvorformen für optische Fasern.
DK162838C (da) Fremgangsmaade til fremstilling af glasraaemne til optiske fibre
DE3777935D1 (de) Herstellungsverfahren fuer optische fasern.
DE3575908D1 (de) Verfahren zur herstellung einer glasvorform fuer optische fasern.
DE3687619D1 (de) Verfahren zur herstellung einer optischen faser.
DE69410704D1 (de) Verfahren zur Herstellung von Glasformen für monomode, optische Fasern
DE3580379D1 (de) Optische glasfaser mit einer kunststoffbedeckung und verfahren zur herstellung derselben.
DE69822033D1 (de) Verfahren zur Herstellung einer Vorform für optische Fasern durch Ziehen einer gesinterten Vorform
DE3585000D1 (de) Verfahren zur herstellung einer glasvorform fuer optische fasern.
DE69029883D1 (de) Verfahren zur Herstellung einer optischen Faser mit dotiertem Mantel
DE68904607D1 (de) Verfahren zum herstellen von glasvorformen fuer optische fasern.
DE69304217D1 (de) Verfahren zum Herstellen einer Vorform für optische Fasern
DE3650091D1 (de) Verfahren zur Herstellung einer Glasvorform für optische Fasern.
DE3584993D1 (de) Verfahren zur herstellung einer glasvorform fuer optische fasern, die in der umhuellung fluor enthalten.
DK267985A (da) Fremgangsmaade til fremstilling af glasraaemne til optiske fibre

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee