FR2606866B1 - Procede et four pour le chauffage d'un materiau et application au chauffage d'une preforme en vue de realiser son etirage sous la forme d'une fibre - Google Patents

Procede et four pour le chauffage d'un materiau et application au chauffage d'une preforme en vue de realiser son etirage sous la forme d'une fibre

Info

Publication number
FR2606866B1
FR2606866B1 FR8616059A FR8616059A FR2606866B1 FR 2606866 B1 FR2606866 B1 FR 2606866B1 FR 8616059 A FR8616059 A FR 8616059A FR 8616059 A FR8616059 A FR 8616059A FR 2606866 B1 FR2606866 B1 FR 2606866B1
Authority
FR
France
Prior art keywords
heating
preform
stretching
oven
fiber
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
FR8616059A
Other languages
English (en)
Other versions
FR2606866A1 (fr
Inventor
Jean Farenc
Pierre Destruel
Alain Boulanger
Al Bui
Chantal Fabrello
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.)
Centre National de la Recherche Scientifique CNRS
Original Assignee
Centre National de la Recherche Scientifique CNRS
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 Centre National de la Recherche Scientifique CNRS filed Critical Centre National de la Recherche Scientifique CNRS
Priority to FR8616059A priority Critical patent/FR2606866B1/fr
Publication of FR2606866A1 publication Critical patent/FR2606866A1/fr
Application granted granted Critical
Publication of FR2606866B1 publication Critical patent/FR2606866B1/fr
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
    • C03B37/02—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
    • C03B2205/62—Heating means for drawing
    • C03B2205/66—Microwave or similar electromagnetic wave heating, e.g. resonant cavity type
    • 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
    • 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
    • C03B2205/82—Means for sealing the fibre exit or lower 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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR8616059A 1986-11-17 1986-11-17 Procede et four pour le chauffage d'un materiau et application au chauffage d'une preforme en vue de realiser son etirage sous la forme d'une fibre Expired - Lifetime FR2606866B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8616059A FR2606866B1 (fr) 1986-11-17 1986-11-17 Procede et four pour le chauffage d'un materiau et application au chauffage d'une preforme en vue de realiser son etirage sous la forme d'une fibre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8616059A FR2606866B1 (fr) 1986-11-17 1986-11-17 Procede et four pour le chauffage d'un materiau et application au chauffage d'une preforme en vue de realiser son etirage sous la forme d'une fibre

Publications (2)

Publication Number Publication Date
FR2606866A1 FR2606866A1 (fr) 1988-05-20
FR2606866B1 true FR2606866B1 (fr) 1990-05-18

Family

ID=9340954

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8616059A Expired - Lifetime FR2606866B1 (fr) 1986-11-17 1986-11-17 Procede et four pour le chauffage d'un materiau et application au chauffage d'une preforme en vue de realiser son etirage sous la forme d'une fibre

Country Status (1)

Country Link
FR (1) FR2606866B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2749296B1 (fr) * 1996-05-29 1998-07-31 Alcatel Fibres Optiques Enceinte etanche pour tour de fibrage
US5974838A (en) * 1998-07-07 1999-11-02 Alcatel Optical fiber graphite furnace featuring an automatic shutter door system for feeding an optical preform
US7000430B1 (en) 1999-03-23 2006-02-21 Schott Ag Method of forming glass-ceramic parts and/or glass parts
RU2245851C2 (ru) * 1999-03-23 2005-02-10 Шотт Глас Способ и устройство для равномерного прогревания стекол и/или стеклокерамики с помощью инфракрасного излучения
DE10029522B4 (de) * 2000-06-21 2005-12-01 Schott Ag Vorrichtung zum homogenen Erwärmen von Gläsern und/oder Glaskeramiken, Verfahren und Verwendungen
DE10060988A1 (de) * 2000-09-22 2002-04-25 Schott Glas Vorrichtung und Verfahren zum Entspannen von Gläsern, insbesondere von Fernsehtrichter-Halsansätzen
US7231787B2 (en) 2002-03-20 2007-06-19 Guardian Industries Corp. Apparatus and method for bending and/or tempering glass
US6983104B2 (en) * 2002-03-20 2006-01-03 Guardian Industries Corp. Apparatus and method for bending and/or tempering glass
US7140204B2 (en) 2002-06-28 2006-11-28 Guardian Industries Corp. Apparatus and method for bending glass using microwaves
US7832234B2 (en) 2004-06-01 2010-11-16 Schott Ag Hot formed articles and method and apparatus for hot-forming
DE102011103686B4 (de) 2010-06-18 2016-07-14 Schott Ag Verfahren und Vorrichtung zur Herstellung einer mikrostrukturierten Faser mittels Hybridheiztechnik
CN106030358A (zh) 2014-02-17 2016-10-12 肖特股份有限公司 光子晶体光纤、特别地用于ir波长范围的单模光纤以及用于其生产的处理

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3240915A (en) * 1962-09-19 1966-03-15 Fostoria Corp Infra-red heater
FR1527629A (fr) * 1966-06-23 1968-05-31 Rank Xerox Ltd Lampe à rayons infrarouges
DE2208844A1 (de) * 1972-02-25 1973-09-13 Otto Schlueter Infrarotscheinwerfer
FR2545616B1 (fr) * 1983-05-03 1986-10-24 Commissariat Energie Atomique Fibres optiques en matiere plastique, notamment multicoeurs, et leur procede de fabrication
JPS607331A (ja) * 1983-06-27 1985-01-16 Shinetsu Eng Kk 活性線照射装置
NL8403380A (nl) * 1984-11-07 1986-06-02 Philips Nv Werkwijze en inrichting voor het verdichten van een voorgevormd poreus lichaam uit materiaal, waarvan het hoofdbestanddeel uit sio2 bestaat.

Also Published As

Publication number Publication date
FR2606866A1 (fr) 1988-05-20

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