NL7304370A - - Google Patents

Info

Publication number
NL7304370A
NL7304370A NL7304370A NL7304370A NL7304370A NL 7304370 A NL7304370 A NL 7304370A NL 7304370 A NL7304370 A NL 7304370A NL 7304370 A NL7304370 A NL 7304370A NL 7304370 A NL7304370 A NL 7304370A
Authority
NL
Netherlands
Application number
NL7304370A
Other versions
NL171695C (nl
NL171695B (nl
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 filed Critical
Publication of NL7304370A publication Critical patent/NL7304370A/xx
Publication of NL171695B publication Critical patent/NL171695B/xx
Application granted granted Critical
Publication of NL171695C publication Critical patent/NL171695C/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
    • G02B6/0281—Graded index region forming part of the central core segment, e.g. alpha profile, triangular, trapezoidal core
    • 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
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture 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]
    • C03B37/01413—Reactant delivery systems
    • 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
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture 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]
    • C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • 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
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture 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]
    • C03B37/01466—Means for changing or stabilising the diameter or form of tubes or rods
    • 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
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture 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]
    • C03B37/01466—Means for changing or stabilising the diameter or form of tubes or rods
    • C03B37/01473—Collapsing
    • 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
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/32—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with aluminium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/34—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/40—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with transition metals other than rare earth metals, e.g. Zr, Nb, Ta or Zn
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/40—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with transition metals other than rare earth metals, e.g. Zr, Nb, Ta or Zn
    • C03B2201/42—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with transition metals other than rare earth metals, e.g. Zr, Nb, Ta or Zn doped with titanium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C03B2203/26—Parabolic or graded index [GRIN] core profile
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/12—Drawing solid optical fibre directly from a hollow preform
    • C03B2205/16—Drawing solid optical fibre directly from a hollow preform the drawn fibre consisting of circularly symmetric core and clad
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/80—Feeding the burner or the burner-heated deposition site
    • C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
    • C03B2207/86—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid by bubbling a gas through the liquid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Thermal Sciences (AREA)
  • Glass Compositions (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Glass Melting And Manufacturing (AREA)
NLAANVRAGE7304370,A 1972-03-30 1973-03-29 Werkwijze voor het vervaardigen van een optische vezel met een brekingsindex, die op vooraf bepaalde wijze varieert als functie van de straal. NL171695C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US00239496A US3826560A (en) 1972-03-30 1972-03-30 Method of forming a light focusing fiber waveguide
AT608373A AT360192B (de) 1972-03-30 1973-07-10 Verfahren zur herstellung von licht- fokussierenden, optischen gegenstaenden mit in radialer richtung unterschiedlicher zusammen- setzung

Publications (3)

Publication Number Publication Date
NL7304370A true NL7304370A (US20080293856A1-20081127-C00127.png) 1973-10-02
NL171695B NL171695B (nl) 1982-12-01
NL171695C NL171695C (nl) 1983-05-02

Family

ID=25602776

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7304370,A NL171695C (nl) 1972-03-30 1973-03-29 Werkwijze voor het vervaardigen van een optische vezel met een brekingsindex, die op vooraf bepaalde wijze varieert als functie van de straal.

Country Status (8)

Country Link
US (1) US3826560A (US20080293856A1-20081127-C00127.png)
JP (1) JPS5713841B2 (US20080293856A1-20081127-C00127.png)
AT (1) AT360192B (US20080293856A1-20081127-C00127.png)
CA (1) CA995072A (US20080293856A1-20081127-C00127.png)
DE (1) DE2313204B2 (US20080293856A1-20081127-C00127.png)
FR (1) FR2178172B1 (US20080293856A1-20081127-C00127.png)
GB (1) GB1424694A (US20080293856A1-20081127-C00127.png)
NL (1) NL171695C (US20080293856A1-20081127-C00127.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2327557A1 (fr) * 1972-12-14 1977-05-06 Sumitomo Electric Industries Fibres optiques pour communications optiques et procede de fabrication

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US3923484A (en) * 1974-01-11 1975-12-02 Corning Glass Works Flame method of producing glass
US4217027A (en) * 1974-02-22 1980-08-12 Bell Telephone Laboratories, Incorporated Optical fiber fabrication and resulting product
NL165134B (nl) * 1974-04-24 1980-10-15 Nippon Telegraph & Telephone Werkwijze voor de vervaardiging van een staaf als tussenprodukt voor de vervaardiging van een optische vezel en werkwijze voor de vervaardiging van een optische vezel uit zulk een tussenprodukt.
DE2419786B2 (de) * 1974-04-24 1979-09-06 Jenaer Glaswerk Schott & Gen., 6500 Mainz Lichtleiter
US3904268A (en) * 1974-11-15 1975-09-09 Corning Glass Works Optical waveguide having optimal index gradient
US4135901A (en) * 1974-12-18 1979-01-23 Sumitomo Electric Industries, Ltd. Method of manufacturing glass for optical waveguide
JPS5180240A (ja) * 1975-01-08 1976-07-13 Sumitomo Electric Industries Hikaridensoyofuaibaano seizohoho
JPS5180241A (ja) * 1975-01-08 1976-07-13 Sumitomo Electric Industries Hikaridensoyofuaibaano seizohoho
CA1034818A (en) * 1975-04-16 1978-07-18 Northern Electric Company Limited Manufacture of optical fibres
US4140505A (en) * 1976-07-12 1979-02-20 International Standard Electric Corporation Method of manufacturing a limited mode optical fiber
DE2538313C3 (de) * 1975-08-28 1981-11-05 Heraeus Quarzschmelze Gmbh, 6450 Hanau Verfahren zur Herstellung eines Vorproduktes für die Erzeugung eines optischen, selbstfokussierenden Lichtleiters
US4339173A (en) * 1975-09-08 1982-07-13 Corning Glass Works Optical waveguide containing P2 O5 and GeO2
US3966446A (en) * 1975-10-23 1976-06-29 Bell Telephone Laboratories, Incorporated Axial fabrication of optical fibers
US4038062A (en) * 1976-03-25 1977-07-26 Bell Telephone Laboratories, Incorporated Method and apparatus for introducing geometrical perturbations in optical fiber waveguides
JPS5838367B2 (ja) * 1976-04-24 1983-08-23 株式会社フジクラ 光伝送用フアイバの製造方法
JPS53114818A (en) * 1977-03-17 1978-10-06 Shinetsu Chemical Co Production of quartz glass
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US4334903A (en) * 1977-08-29 1982-06-15 Bell Telephone Laboratories, Incorporated Optical fiber fabrication
US4358181A (en) * 1977-09-29 1982-11-09 Corning Glass Works Gradient index optical waveguide and method of making
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US4478622A (en) * 1978-03-03 1984-10-23 Corning Glass Works Method of making multicomponent optical waveguide having index gradient
US4203744A (en) * 1979-01-02 1980-05-20 Corning Glass Works Method of making nitrogen-doped graded index optical waveguides
US4406517A (en) * 1979-01-02 1983-09-27 Corning Glass Works Optical waveguide having optimal index profile for multicomponent nonlinear glass
US4478623A (en) * 1979-01-02 1984-10-23 Corning Glass Works Method of making optimal index profile for multicomponent nonlinear glass optical waveguide
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US4257797A (en) * 1979-01-05 1981-03-24 Western Electric Optical fiber fabrication process
US4220460A (en) * 1979-02-05 1980-09-02 Western Electric Company, Inc. Vapor delivery system and method
US4278458A (en) * 1979-02-07 1981-07-14 Bell Telephone Laboratories, Incorporated Optical fiber fabrication method and apparatus
US4314837A (en) * 1979-03-01 1982-02-09 Corning Glass Works Reactant delivery system method
US4191545A (en) * 1979-03-02 1980-03-04 Bell Telephone Laboratories, Incorporated Optical fiber fabrication process
US4235829A (en) * 1979-05-07 1980-11-25 Western Electric Company, Inc. Vapor delivery system and method of maintaining a constant level of liquid therein
US4298366A (en) * 1979-07-13 1981-11-03 Times Fiber Communications, Inc. Graded start rods for the production of optical waveguides
US4341541A (en) * 1979-07-13 1982-07-27 Times Fiber Communications, Inc. Process for the production of optical fiber
DE3037491C2 (de) * 1979-10-04 1983-10-27 Nippon Telegraph & Telephone Public Corp., Tokyo Verfahren zur Herstellung einer Glasvorform für optische Fasern
US4344670A (en) * 1980-05-01 1982-08-17 Corning Glass Works Optical waveguide soot preform with reduced inner layer stress and method of making
US4304583A (en) * 1980-06-02 1981-12-08 Corning Glass Works Process for drying optical waveguide preforms
JPS5717437A (en) * 1980-07-01 1982-01-29 Nec Corp Manufacture of optical fiber
IT1145157B (it) * 1981-06-22 1986-11-05 Cselt Centro Studi Lab Telecom Procedimento e dispositivo per la deidrogenazione in linea di preforme per fibre ottiche
US4443239A (en) * 1982-05-20 1984-04-17 International Telephone And Telegraph Corporation Fabrication of optical waveguides using slurry deposition
US4486212A (en) * 1982-09-29 1984-12-04 Corning Glass Works Devitrification resistant flame hydrolysis process
US4639079A (en) * 1982-09-29 1987-01-27 Corning Glass Works Optical fiber preform and method
US4576622A (en) * 1983-11-28 1986-03-18 Lothar Jung Manufacture of preforms for energy transmitting fibers
US4596589A (en) * 1984-02-09 1986-06-24 Perry Gregory A Method for producing a single mode fiber preform
US4582480A (en) * 1984-08-02 1986-04-15 At&T Technologies, Inc. Methods of and apparatus for vapor delivery control in optical preform manufacture
CA1260684A (en) * 1985-03-19 1989-09-26 Koichi Abe Optical waveguide manufacture
US4859375A (en) * 1986-12-29 1989-08-22 Air Products And Chemicals, Inc. Chemical refill system
US4684384A (en) * 1986-02-27 1987-08-04 Corning Glass Works Conveyor deposition method and apparatus for making optical fiber preforms
US4772305A (en) * 1986-06-30 1988-09-20 Corning Glass Works Process for dewatering porous glass
ES2018519B3 (es) * 1986-08-29 1991-04-16 American Telephone & Telegraph Company Metodo de recubrimiento de hollin de una preforma optica.
US4750926A (en) * 1987-08-07 1988-06-14 Corning Glass Works Method of making precision shaped apertures in glass
US5011566A (en) * 1989-03-15 1991-04-30 The United States Of America As Represented By The Secretary Of The Air Force Method of manufacturing microscopic tube material
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US5043002A (en) 1990-08-16 1991-08-27 Corning Incorporated Method of making fused silica by decomposing siloxanes
FR2728888B1 (fr) * 1994-12-29 1997-01-31 Alcatel Cable Procede d'obtention de preforme de fibre optique employant la recharge plasma
US6474107B1 (en) * 1996-12-02 2002-11-05 Franklin W. Dabby Fluorinating an optical fiber preform in a pure aluminum oxide muffle tube
US6161398A (en) * 1998-04-09 2000-12-19 Lucent Technologies, Inc. Methods of and systems for vapor delivery control in optical preform manufacture
US6192713B1 (en) 1998-06-30 2001-02-27 Sdl, Inc. Apparatus for the manufacture of glass preforms
CN100484752C (zh) * 2000-10-26 2009-05-06 尼奥弗托尼克斯公司 多层光学结构
CN1539090A (zh) * 2001-04-12 2004-10-20 �ź㴫 高折射率差纤维波导及其应用
JP2003171137A (ja) * 2001-11-30 2003-06-17 Fujikura Ltd 光ファイバ母材の製造方法
KR100474565B1 (ko) * 2002-08-30 2005-03-10 삼성전자주식회사 소스 가스 공급 방법 및 장치
US7011299B2 (en) * 2002-09-16 2006-03-14 Matheson Tri-Gas, Inc. Liquid vapor delivery system and method of maintaining a constant level of fluid therein
CA2504951A1 (en) * 2002-11-22 2004-06-10 Omniguide Communications Inc. Dielectric waveguide and method of making the same
US20050092030A1 (en) * 2003-10-31 2005-05-05 Jitendra Balakrishnan Method and apparatus for depositing glass soot
US7536076B2 (en) * 2006-06-21 2009-05-19 Corning Incorporated Optical fiber containing alkali metal oxide
US20080050086A1 (en) * 2006-08-24 2008-02-28 Scott Robertson Bickham Optical fiber containing alkali metal oxide
ATE506328T1 (de) * 2007-02-28 2011-05-15 Corning Inc Minimierung der deformationen von glasfaserstäben/vorformen während der konsolidierung
JP5995923B2 (ja) 2014-08-06 2016-09-21 古河電気工業株式会社 光ファイバ母材および光ファイバの製造方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2327557A1 (fr) * 1972-12-14 1977-05-06 Sumitomo Electric Industries Fibres optiques pour communications optiques et procede de fabrication

Also Published As

Publication number Publication date
JPS4910055A (US20080293856A1-20081127-C00127.png) 1974-01-29
DE2313204A1 (de) 1973-10-18
NL171695C (nl) 1983-05-02
JPS5713841B2 (US20080293856A1-20081127-C00127.png) 1982-03-19
US3826560A (en) 1974-07-30
DE2313204B2 (de) 1977-12-08
AT360192B (de) 1980-12-29
ATA608373A (de) 1980-05-15
CA995072A (en) 1976-08-17
FR2178172B1 (US20080293856A1-20081127-C00127.png) 1976-09-10
GB1424694A (en) 1976-02-11
FR2178172A1 (US20080293856A1-20081127-C00127.png) 1973-11-09
NL171695B (nl) 1982-12-01

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V4 Discontinued because of reaching the maximum lifetime of a patent