ES8500610A1 - "un dispositivo mejorado de calentamiento para la obtencion de una fibra optica por estirado de una preforma" - Google Patents

"un dispositivo mejorado de calentamiento para la obtencion de una fibra optica por estirado de una preforma"

Info

Publication number
ES8500610A1
ES8500610A1 ES523563A ES523563A ES8500610A1 ES 8500610 A1 ES8500610 A1 ES 8500610A1 ES 523563 A ES523563 A ES 523563A ES 523563 A ES523563 A ES 523563A ES 8500610 A1 ES8500610 A1 ES 8500610A1
Authority
ES
Spain
Prior art keywords
plasma
heating zone
drawn
induced
plasma torch
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
Application number
ES523563A
Other languages
English (en)
Other versions
ES523563A0 (es
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES8500610A1 publication Critical patent/ES8500610A1/es
Publication of ES523563A0 publication Critical patent/ES523563A0/es
Granted 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
    • C03B37/027—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
    • 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
    • C03B2205/68—Hot gas, e.g. plasma, flame, burner

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Paper (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)

Abstract

DISPOSITIVO MEJORADO DE CALENTAMIENTO PARA LA OBTENCION DE UNA FIBRA OPTICA POR ESTIRADO DE UNA PREFORMA.CONSISTE EN UN SOPLETE DE PLASMA (31) QUE CONSTA DE UN SOPORTE (20) DE PREFORMA (21) PARA MANTENER EN POSICION (23) A LA PREFORMA (21) PARA SU ESTIRADO Y OBTENER UNA FIBRA OPTICA (22); DE CONDUCTOS TUBULARES CONCENTRICOS (49 Y 50) PARA QUE PASEN HACIA ARRIBA LOS GASES DE FORMACION Y DE PROTECCION DEL PLASMA (30); DE UNA TOBERA (41) PARA INTRODUCIR EL GAS DE SOSTENIMIENTO DEL PLASMA EN EL CONDUCTO MAS INTERIOR (51) DE LOS TUBOS CONCENTRICOS (40 Y 50), SITUADOS ENTRE EL TUBO EXTERIOR (45), TUBO CENTRAL (46) Y EL TUBO INTERIOR (47); Y POR DONDE PASA LA FIBRA OPTICA; DE UN ELEMENTO TUBULAR ADICIONAL (54) QUE PENETRA EN EL TUBO INTERIOR (47) Y AL QUE RODEA PARA FORMAR UN CONDUCTO ADICIONAL POR DONDE PASA UN GAS REFRIGERANTE (55). EL GAS DE FORMACION DE PLASMA ES ARGON O UNA MEZCLA ARGON Y OXIGENO, EL GAS DE PROTECCION DE PLASMA ES ELEGIDO DEL GRUPO FORMADO POR ARGON, OXIGENO, NITROGENO Y MEZCLA DE ELLOS, Y EL GAS REFRIGERANTE ES NITROGENO.
ES523563A 1982-06-23 1983-06-23 "un dispositivo mejorado de calentamiento para la obtencion de una fibra optica por estirado de una preforma" Granted ES523563A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/391,273 US4440556A (en) 1982-06-23 1982-06-23 Optical fiber drawing using plasma torch

Publications (2)

Publication Number Publication Date
ES8500610A1 true ES8500610A1 (es) 1984-06-01
ES523563A0 ES523563A0 (es) 1984-06-01

Family

ID=23545976

Family Applications (2)

Application Number Title Priority Date Filing Date
ES523564A Expired ES8500611A1 (es) 1982-06-23 1983-06-23 "un metodo mejorado de calentamiento para la obtencion de una fibra optica por estirado de una preforma"
ES523563A Granted ES523563A0 (es) 1982-06-23 1983-06-23 "un dispositivo mejorado de calentamiento para la obtencion de una fibra optica por estirado de una preforma"

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES523564A Expired ES8500611A1 (es) 1982-06-23 1983-06-23 "un metodo mejorado de calentamiento para la obtencion de una fibra optica por estirado de una preforma"

Country Status (8)

Country Link
US (1) US4440556A (es)
EP (1) EP0097348B1 (es)
JP (1) JPS5957927A (es)
CH (1) CH660659A5 (es)
DE (1) DE3362282D1 (es)
ES (2) ES8500611A1 (es)
NO (1) NO154668C (es)
ZA (1) ZA834201B (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3476195D1 (en) * 1983-05-18 1989-02-23 Ciba Geigy Ag Cyclohexanedione-carboxylic-acid derivatives having a herbicidal and plant growth regulating activity
NL8402225A (nl) * 1984-07-13 1986-02-03 Philips Nv Werkwijze voor de vervaardiging van massieve glazen voorvormen uit holle voorvormen.
IT1184909B (it) * 1985-03-18 1987-10-28 Cselt Centro Studi Lab Telecom Procedimento ed apparecchiatura per la riduzione dei difetti di volume e di superficie nelle fibre ottiche in silice
US4761170A (en) * 1985-06-20 1988-08-02 Polaroid Corporation Method for employing plasma in dehydration and consolidation of preforms
US4888043A (en) * 1985-07-12 1989-12-19 Ici Australia Limited Herbicidal amino-mesityl cyclohexane-1,3-dione compounds
US4863501A (en) * 1985-09-26 1989-09-05 Polaroid Corporation, Patent Department Method of employing plasma for finishing start rods
US4985157A (en) * 1989-05-01 1991-01-15 Mobil Oil Corporation Mixed alkoxylated alcohol-hydroquinone/resorcinol borates-antioxidants
DE4339077C2 (de) * 1993-11-16 1997-03-06 Rheydt Kabelwerk Ag Verfahren zum Ziehen einer optischen Faser und Vorrichtung zu dessen Durchführung
US5672192A (en) * 1996-05-30 1997-09-30 Lucent Technologies Inc. Method of making optical fiber using a plasma torch fiber-drawing furnace
DE69834691T2 (de) * 1997-06-19 2007-04-26 Shin-Etsu Chemical Co., Ltd. Verfahren und Vorrichtung zum Ziehen einer Glasvorform
MXPA02008787A (es) * 2000-03-10 2004-03-26 Flow Focusing Inc Metodos para producir fibra optica mediante enfoque de liquido de lata viscocidad.
US7510664B2 (en) * 2001-01-30 2009-03-31 Rapt Industries, Inc. Apparatus and method for atmospheric pressure reactive atom plasma processing for shaping of damage free surfaces
US7591957B2 (en) * 2001-01-30 2009-09-22 Rapt Industries, Inc. Method for atmospheric pressure reactive atom plasma processing for surface modification
US6660177B2 (en) * 2001-11-07 2003-12-09 Rapt Industries Inc. Apparatus and method for reactive atom plasma processing for material deposition
US7297892B2 (en) * 2003-08-14 2007-11-20 Rapt Industries, Inc. Systems and methods for laser-assisted plasma processing
US7304263B2 (en) * 2003-08-14 2007-12-04 Rapt Industries, Inc. Systems and methods utilizing an aperture with a reactive atom plasma torch
JP4728009B2 (ja) * 2005-02-16 2011-07-20 オリンパス株式会社 ファイバ製造方法およびファイバ
KR20060098740A (ko) * 2005-03-07 2006-09-19 삼성전자주식회사 플라즈마 장치와 그를 이용한 광섬유 모재 제작 장치
US9533909B2 (en) * 2014-03-31 2017-01-03 Corning Incorporated Methods and apparatus for material processing using atmospheric thermal plasma reactor
WO2020263555A1 (en) * 2019-06-24 2020-12-30 Corning Incorporated Rf plasma optical fiber annealing apparatuses, systems, and methods of using the same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US30883A (en) * 1860-12-11 Improvement in corn-planters
US3652248A (en) * 1970-06-09 1972-03-28 Edward J Mellen Jr Process for redrawing silica glass rods
DE2434380A1 (de) * 1974-07-17 1976-01-29 Siemens Ag Verfahren zum ziehen von lichtleitfasern
JPS5246825A (en) * 1975-10-11 1977-04-14 Sumitomo Electric Ind Ltd Process for fabricating optical fibers
US4030901A (en) * 1976-07-19 1977-06-21 Bell Telephone Laboratories, Incorporated Method for drawing fibers
US4126436A (en) * 1977-12-05 1978-11-21 Corning Glass Works Apparatus for minimizing drawn filament diameter variation
US4154592A (en) * 1978-02-21 1979-05-15 Corning Glass Works Method of drawing optical filaments
GB1603949A (en) * 1978-05-30 1981-12-02 Standard Telephones Cables Ltd Plasma deposit
JPS5510469A (en) * 1978-07-10 1980-01-24 Nippon Telegr & Teleph Corp <Ntt> Production of glass fiber for light communication
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
US4400190A (en) * 1981-09-28 1983-08-23 Gte Laboratories Incorporated Graphite element for use in a furnace for drawing optical fiber

Also Published As

Publication number Publication date
JPH0248500B2 (es) 1990-10-25
NO154668C (no) 1986-11-26
US4440556A (en) 1984-04-03
NO154668B (no) 1986-08-18
DE3362282D1 (en) 1986-04-03
ES523563A0 (es) 1984-06-01
ES523564A0 (es) 1984-06-16
JPS5957927A (ja) 1984-04-03
CH660659A5 (de) 1987-05-15
EP0097348A1 (en) 1984-01-04
EP0097348B1 (en) 1986-02-26
NO832132L (no) 1983-12-27
ES8500611A1 (es) 1984-06-16
ZA834201B (en) 1984-07-25

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Legal Events

Date Code Title Description
MM4A Patent lapsed

Effective date: 19960401