DK2938579T3 - Fremgangsmåde til fremstilling af præforme til optiske fibre med lav vand-peak - Google Patents

Fremgangsmåde til fremstilling af præforme til optiske fibre med lav vand-peak Download PDF

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Publication number
DK2938579T3
DK2938579T3 DK12813380.8T DK12813380T DK2938579T3 DK 2938579 T3 DK2938579 T3 DK 2938579T3 DK 12813380 T DK12813380 T DK 12813380T DK 2938579 T3 DK2938579 T3 DK 2938579T3
Authority
DK
Denmark
Prior art keywords
optical fibers
low water
water peak
peak optical
producing preforms
Prior art date
Application number
DK12813380.8T
Other languages
English (en)
Inventor
Antonio Adigrat
Valeria Caronna
Franco Cocchini
Antonio Collaro
Stefano Grieco
Ida Nivelli
Original Assignee
Prysmian Spa
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 Prysmian Spa filed Critical Prysmian Spa
Application granted granted Critical
Publication of DK2938579T3 publication Critical patent/DK2938579T3/da

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Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/012Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/0126Means for supporting, rotating, translating the rod, tube or preform
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/012Manufacture of preforms for drawing fibres or filaments
    • C03B37/014Manufacture 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]
    • C03B37/01446Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/012Manufacture of preforms for drawing fibres or filaments
    • C03B37/014Manufacture 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]
    • C03B37/01446Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • C03B37/0146Furnaces therefor, e.g. muffle tubes, furnace linings
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/012Manufacture of preforms for drawing fibres or filaments
    • C03B37/014Manufacture 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]
    • C03B37/01486Means for supporting, rotating or translating the preforms being formed, e.g. lathes
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/02Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025Manufacture 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
    • C03B37/027Fibres composed of different sorts of glass, e.g. glass optical fibres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
DK12813380.8T 2012-12-28 2012-12-28 Fremgangsmåde til fremstilling af præforme til optiske fibre med lav vand-peak DK2938579T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2012/077039 WO2014101949A1 (en) 2012-12-28 2012-12-28 Method of manufacturing preforms for optical fibres having low water peak

Publications (1)

Publication Number Publication Date
DK2938579T3 true DK2938579T3 (da) 2019-07-22

Family

ID=47553037

Family Applications (1)

Application Number Title Priority Date Filing Date
DK12813380.8T DK2938579T3 (da) 2012-12-28 2012-12-28 Fremgangsmåde til fremstilling af præforme til optiske fibre med lav vand-peak

Country Status (6)

Country Link
US (1) US9656902B2 (da)
EP (1) EP2938579B1 (da)
CN (1) CN104968622B (da)
DK (1) DK2938579T3 (da)
PL (1) PL2938579T3 (da)
WO (1) WO2014101949A1 (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3359498B1 (en) * 2015-10-09 2020-12-23 Prysmian S.p.A. Method for manufacturing a glass core preform for optical fibres
CN109071311A (zh) * 2016-03-03 2018-12-21 普睿司曼股份公司 光纤用预制件的制造方法
ES2638003B1 (es) * 2016-03-15 2018-05-08 Manuel Torres Martinez Horno para el tratamiento térmico de filamentos
CN110546112B (zh) * 2017-03-29 2022-07-05 普睿司曼股份公司 用于干燥和固结光纤预制件的方法和装置
CN110494399B (zh) * 2017-03-31 2022-04-19 住友电气工业株式会社 光纤母材悬架构造、悬架方法及光纤制造方法及悬架方法
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
WO2020180466A1 (en) * 2019-03-05 2020-09-10 Corning Incorporated System and methods for processing an optical fiber preform
CN112410756A (zh) * 2020-11-13 2021-02-26 杭州永特信息技术有限公司 一种多轴芯棒沉积设备及其工艺
US20220234937A1 (en) * 2021-01-22 2022-07-28 Macleon, LLC System and method of refining optical fiber
CN114163120B (zh) * 2021-12-10 2024-05-17 华能(泰安)光电科技有限公司 一种用于光纤预制棒的冷却装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4579571A (en) * 1984-10-09 1986-04-01 Polaroid Corporation Method for fabricating optical fiber preforms
WO2001047822A1 (en) 1999-12-28 2001-07-05 Corning Incorporated Low water peak optical waveguide and method of manufacturing same
US7797966B2 (en) * 2000-12-29 2010-09-21 Single Crystal Technologies, Inc. Hot substrate deposition of fused silica
US20020186942A1 (en) * 2001-05-01 2002-12-12 Bubnov Mikhail M. Low-loss highly phosphorus-doped fibers for Raman amplification
EP1957420B1 (en) * 2005-12-09 2019-06-12 Sterlite Technologies Limited Method for producing an optical fiber having low and uniform optical loss along the entire length
US7836728B2 (en) 2007-05-09 2010-11-23 Ofs Fitel, Llc Increasing the cladding-to-core ratio (D/d) of low D/d ratio core rods in optical fiber performs
US20100122558A1 (en) * 2008-11-19 2010-05-20 John Michael Jewell Apparatus and Method of Sintering an Optical Fiber Preform
CN103168261A (zh) 2010-07-23 2013-06-19 普睿司曼股份公司 耐弯曲单模光纤

Also Published As

Publication number Publication date
US9656902B2 (en) 2017-05-23
PL2938579T3 (pl) 2020-01-31
CN104968622A (zh) 2015-10-07
EP2938579A1 (en) 2015-11-04
WO2014101949A1 (en) 2014-07-03
US20150329403A1 (en) 2015-11-19
EP2938579B1 (en) 2019-04-17
CN104968622B (zh) 2018-08-14

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