DK695088A - Fremgangsmaade og apparat til fremstilling af optiske fibre med relativt lavt absorptionstab, samt et ved hjaelp heraf fremstillet produkt - Google Patents

Fremgangsmaade og apparat til fremstilling af optiske fibre med relativt lavt absorptionstab, samt et ved hjaelp heraf fremstillet produkt

Info

Publication number
DK695088A
DK695088A DK695088A DK695088A DK695088A DK 695088 A DK695088 A DK 695088A DK 695088 A DK695088 A DK 695088A DK 695088 A DK695088 A DK 695088A DK 695088 A DK695088 A DK 695088A
Authority
DK
Denmark
Prior art keywords
relatively low
optical fibers
product manufactured
low absorption
absorption loss
Prior art date
Application number
DK695088A
Other languages
Danish (da)
English (en)
Other versions
DK695088D0 (da
Inventor
Hen Tai Shang
Original Assignee
American Telephone & Telegraph
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 American Telephone & Telegraph filed Critical American Telephone & Telegraph
Publication of DK695088D0 publication Critical patent/DK695088D0/da
Publication of DK695088A publication Critical patent/DK695088A/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
    • C03B37/02—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
    • C03B37/029—Furnaces therefor
    • 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
    • C03B37/02718—Thermal treatment of the fibre during the drawing process, e.g. cooling

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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
DK695088A 1987-12-14 1988-12-14 Fremgangsmaade og apparat til fremstilling af optiske fibre med relativt lavt absorptionstab, samt et ved hjaelp heraf fremstillet produkt DK695088A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13251887A 1987-12-14 1987-12-14
US24921388A 1988-09-23 1988-09-23

Publications (2)

Publication Number Publication Date
DK695088D0 DK695088D0 (da) 1988-12-14
DK695088A true DK695088A (da) 1989-06-15

Family

ID=26830437

Family Applications (1)

Application Number Title Priority Date Filing Date
DK695088A DK695088A (da) 1987-12-14 1988-12-14 Fremgangsmaade og apparat til fremstilling af optiske fibre med relativt lavt absorptionstab, samt et ved hjaelp heraf fremstillet produkt

Country Status (4)

Country Link
EP (1) EP0321182A3 (de)
JP (1) JPH01239035A (de)
KR (1) KR890009785A (de)
DK (1) DK695088A (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5284499A (en) * 1992-05-01 1994-02-08 Corning Incorporated Method and apparatus for drawing optical fibers
DE59602017D1 (de) * 1996-12-17 1999-07-01 Cit Alcatel Verfahren und Vorrichtung zum Ziehen einer optischen Faser aus einer Vorform
AU773667B2 (en) * 1999-05-27 2004-06-03 Sumitomo Electric Industries, Ltd. Production device and method for optical fiber
EP1243568B1 (de) * 1999-05-27 2013-03-06 Sumitomo Electric Industries, Ltd. Herstellungsverfahren für optische fasern
JP4482954B2 (ja) * 1999-05-27 2010-06-16 住友電気工業株式会社 光ファイバの製造方法
JP4356155B2 (ja) * 1999-10-12 2009-11-04 住友電気工業株式会社 光ファイバの製造方法
NL1013583C2 (nl) * 1999-11-16 2001-05-17 Plasma Optical Fibre Bv Inrichting en werkwijze voor het uit een voorvorm trekken van optische vezels.
US6904772B2 (en) 2000-12-22 2005-06-14 Corning Incorporated Method of making a glass preform for low water peak optical fiber
US6668582B2 (en) 2001-04-20 2003-12-30 American Air Liquide Apparatus and methods for low pressure cryogenic cooling
US6574972B2 (en) 2001-04-30 2003-06-10 L'air Liquide - Societe' Anonyme A' Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude Low temperature heat transfer methods
US6651358B2 (en) 2001-04-30 2003-11-25 American Air Liquide, Inc. Heat transfer fluids and methods of making and using same comprising hydrogen, helium and combinations thereof
US20040057692A1 (en) 2002-08-28 2004-03-25 Ball Laura J. Low loss optical fiber and method for making same
KR101066281B1 (ko) 2003-08-29 2011-09-20 코닝 인코포레이티드 알칼리 금속 산화물을 함유하는 광섬유, 및 그 제조 방법및 장치
EP1952186A4 (de) 2005-11-23 2010-08-04 Corning Inc Dämpfungsarme nicht-null-dispersionsverschobene optische faser
US8074474B2 (en) 2007-11-29 2011-12-13 Corning Incorporated Fiber air turn for low attenuation fiber
US9309143B2 (en) 2013-08-08 2016-04-12 Corning Incorporated Methods of making optical fiber with reduced hydrogen sensitivity
US10479720B2 (en) * 2013-08-08 2019-11-19 Corning Incorporated Methods of making optical fiber with reduced hydrogen sensitivity that include fiber redirection
US10322963B2 (en) 2014-12-02 2019-06-18 Corning Incorporated Low attenuation optical fiber
CN112551883A (zh) * 2020-12-10 2021-03-26 南京华信藤仓光通信有限公司 一种降低光纤损耗的制造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52114339A (en) * 1976-03-22 1977-09-26 Nippon Telegr & Teleph Corp <Ntt> Preparation of optical fiber element wire
NL8203843A (nl) * 1982-10-04 1984-05-01 Philips Nv Werkwijze en inrichting voor het trekken van een optische vezel uit een vaste voorvorm die in hoofdzaak uit sio2 en gedoteerd sio2 bestaat.
DE3713029A1 (de) * 1987-04-16 1988-11-03 Deutsche Bundespost Verfahren zur herstellung von glasfasern mit sehr geringer optischer daempfung

Also Published As

Publication number Publication date
JPH01239035A (ja) 1989-09-25
DK695088D0 (da) 1988-12-14
EP0321182A3 (de) 1990-08-29
KR890009785A (ko) 1989-08-04
EP0321182A2 (de) 1989-06-21

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Legal Events

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AHB Application shelved due to non-payment