AT379125B - Verfahren zum ziehen von faeden aus thermoplastischem material - Google Patents

Verfahren zum ziehen von faeden aus thermoplastischem material

Info

Publication number
AT379125B
AT379125B AT0116779A AT116779A AT379125B AT 379125 B AT379125 B AT 379125B AT 0116779 A AT0116779 A AT 0116779A AT 116779 A AT116779 A AT 116779A AT 379125 B AT379125 B AT 379125B
Authority
AT
Austria
Prior art keywords
thermoplastic material
drawing threads
threads
thermoplastic
Prior art date
Application number
AT0116779A
Other languages
English (en)
Other versions
ATA116779A (de
Original Assignee
Corning Glass Works
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 Corning Glass Works filed Critical Corning Glass Works
Publication of ATA116779A publication Critical patent/ATA116779A/de
Application granted granted Critical
Publication of AT379125B publication Critical patent/AT379125B/de

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
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • C03B37/02736—Means for supporting, rotating or feeding the tubes, rods, fibres or filaments to be drawn, e.g. fibre draw towers, preform alignment, butt-joining preforms or dummy parts during feeding
    • 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
    • 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
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/60—Optical fibre draw furnaces
    • C03B2205/80—Means for sealing the preform entry or upper end of the furnace

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)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
AT0116779A 1978-02-21 1979-02-15 Verfahren zum ziehen von faeden aus thermoplastischem material AT379125B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/879,155 US4154592A (en) 1978-02-21 1978-02-21 Method of drawing optical filaments

Publications (2)

Publication Number Publication Date
ATA116779A ATA116779A (de) 1985-04-15
AT379125B true AT379125B (de) 1985-11-25

Family

ID=25373542

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0116779A AT379125B (de) 1978-02-21 1979-02-15 Verfahren zum ziehen von faeden aus thermoplastischem material

Country Status (9)

Country Link
US (1) US4154592A (de)
JP (1) JPS54134135A (de)
AT (1) AT379125B (de)
CA (1) CA1107508A (de)
DE (1) DE2906071C2 (de)
FR (1) FR2417783A1 (de)
GB (1) GB2014557B (de)
IT (1) IT1111971B (de)
NL (1) NL186627C (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4289517A (en) * 1980-07-03 1981-09-15 Corning Glass Works Method of forming an optical waveguide preform
US4362545A (en) * 1980-07-03 1982-12-07 Corning Glass Works Support member for an optical waveguide preform
US4289522A (en) * 1980-07-03 1981-09-15 Corning Glass Works Support member for an optical waveguide preform
US4331463A (en) * 1981-06-22 1982-05-25 Gte Laboratories Incorporated Self-centering apparatus for making optical fibers
US4383843A (en) * 1981-09-16 1983-05-17 Western Electric Company, Inc. Methods of and apparatus for heating a preform from which lightguide fiber is drawn
US4437870A (en) 1981-11-05 1984-03-20 Corning Glass Works Optical waveguide fiber cooler
US4440556A (en) * 1982-06-23 1984-04-03 International Telephone And Telegraph Corporation Optical fiber drawing using plasma torch
US4629485A (en) * 1983-09-26 1986-12-16 Corning Glass Works Method of making fluorine doped optical preform and fiber and resultant articles
FR2563826B1 (fr) * 1984-05-07 1991-08-30 Verre Fluore Sa Procedes de fabrication de fibres et de composants optiques en verres fluores et appareils destines a les mettre en oeuvre
US4594088A (en) * 1985-05-28 1986-06-10 At&T Technologies, Inc. Method and apparatus for making, coating and cooling lightguide fiber
DE3624918A1 (de) * 1986-07-23 1988-01-28 Standard Elektrik Lorenz Ag Verfahren zum herstellen von lichtwellenleitern, ausgehend von pulverfoermigem glasausgangsmaterial
JPH0686304B2 (ja) * 1986-08-07 1994-11-02 住友電気工業株式会社 ガラス棒延伸用加熱装置
US5284499A (en) † 1992-05-01 1994-02-08 Corning Incorporated Method and apparatus for drawing optical fibers
US5377491A (en) † 1992-12-11 1995-01-03 Praxair Technology, Inc. Coolant recovery process
US5356449A (en) * 1993-05-24 1994-10-18 At&T Bell Laboratories Vad process improvements
CA2168830A1 (en) * 1995-03-23 1996-09-24 John Steele Abbott Iii Method and apparatus for coating fibers
US5644666A (en) * 1995-12-22 1997-07-01 Gould Electronics Inc. Broadband optical fiber coupler and method of making
FR2747673B1 (fr) * 1996-04-23 1998-05-22 Alcatel Fibres Optiques Dispositif de fibrage d'une preforme de fibre optique
US6345519B1 (en) * 1996-10-25 2002-02-12 Corning Incorporated Method of reducing break sources in drawn fibers by active oxidation of contaminants in a reducing atmosphere
DE19649935C2 (de) * 1996-12-02 1999-09-16 Heraeus Quarzglas Verfahren zur Herstellung von Quarzglaskörpern
EP0849232B1 (de) * 1996-12-17 1999-05-26 Alcatel Verfahren und Vorrichtung zum Ziehen einer optischen Faser aus einer Vorform
MXPA01010868A (es) * 1999-04-26 2002-05-06 Corning Inc Una fibra optica y un metodo para fabricar una fibra optica con dispersion de modo de baja polarizacion y de baja atenuacion.
ATE301621T1 (de) * 1999-05-10 2005-08-15 Pirelli & C Spa Verfahren und induktionsofen zum ziehen von vorformen grosser diameter zu optischen fasern
FR2802916B1 (fr) * 1999-12-27 2002-03-15 Cit Alcatel Agencement d'entree de preforme pour four de tirage de fibre optique, four dote d'un tel agencement et preforme equipee pour cooperer avec cet agencement
KR100334763B1 (ko) * 2000-04-18 2002-05-03 윤종용 다공 구조 광섬유의 제조 방법 및 제조 장치
US20020129622A1 (en) * 2001-03-15 2002-09-19 American Air Liquide, Inc. Heat transfer fluids and methods of making and using same
US20020134530A1 (en) * 2001-03-20 2002-09-26 American Air Liquide, Inc. Heat transfer fluids and methods of making and using same
US6668582B2 (en) 2001-04-20 2003-12-30 American Air Liquide Apparatus and methods for low pressure cryogenic cooling
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
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
WO2002098808A1 (en) * 2001-05-31 2002-12-12 Corning Incorporated Method of low pmd optical fiber manufacture
US20020178762A1 (en) * 2001-06-01 2002-12-05 Foster John D. Methods and apparatus for forming and controlling the diameter of drawn optical glass fiber
WO2003011779A1 (en) * 2001-07-31 2003-02-13 Corning Incorporated Method for fabricating a low polarization mode dispersion optical fiber
US7565820B2 (en) * 2002-04-30 2009-07-28 Corning Incorporated Methods and apparatus for forming heat treated optical fiber
US20030200772A1 (en) * 2002-04-30 2003-10-30 Foster John D. Methods and apparatus for forming optical fiber
US20070022786A1 (en) * 2003-04-28 2007-02-01 Foster John D Methods and apparatus for forming heat treated optical fiber
US20060130529A1 (en) * 2004-12-20 2006-06-22 Bookbinder Dana C Methods and apparatus for processing soot articles
US8074474B2 (en) * 2007-11-29 2011-12-13 Corning Incorporated Fiber air turn for low attenuation fiber
US10899651B2 (en) 2017-07-25 2021-01-26 Made In Space, Inc. System and method for manufacturing optical fiber
NL2020854B1 (en) 2018-03-22 2019-10-02 Corning Inc Method and apparatus for suppressing flow instabilities in an optical fiber draw system
WO2021150367A1 (en) 2020-01-24 2021-07-29 Corning Incorporated Optical fiber draw furnace system and method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3540870A (en) * 1968-05-07 1970-11-17 Us Air Force Apparatus for drawing and coating quartz glass fibers
US3823995A (en) * 1972-03-30 1974-07-16 Corning Glass Works Method of forming light focusing fiber waveguide
US3933454A (en) * 1974-04-22 1976-01-20 Corning Glass Works Method of making optical waveguides
US4101300A (en) * 1975-11-27 1978-07-18 Hitachi, Ltd. Method and apparatus for drawing optical fiber
FR2340519A1 (fr) * 1976-02-06 1977-09-02 France Etat Four pour tres hautes temperatures
JPS52119949A (en) * 1976-04-02 1977-10-07 Hitachi Ltd Method of reducing variations in wire diameter of optical fibers
US4030901A (en) * 1976-07-19 1977-06-21 Bell Telephone Laboratories, Incorporated Method for drawing fibers

Also Published As

Publication number Publication date
DE2906071A1 (de) 1979-08-30
IT1111971B (it) 1986-01-13
NL186627C (nl) 1991-01-16
JPS54134135A (en) 1979-10-18
NL7901312A (nl) 1979-08-23
US4154592A (en) 1979-05-15
FR2417783B1 (de) 1983-10-07
DE2906071C2 (de) 1984-04-19
GB2014557A (en) 1979-08-30
IT7919847A0 (it) 1979-02-02
CA1107508A (en) 1981-08-25
ATA116779A (de) 1985-04-15
FR2417783A1 (fr) 1979-09-14
GB2014557B (en) 1982-06-16
NL186627B (nl) 1990-08-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
ELJ Ceased due to non-payment of the annual fee