FR2450790B1 - Methode de fabrication d'une fibre optique ou d'une preforme de fibre optique et produits obtenus - Google Patents
Methode de fabrication d'une fibre optique ou d'une preforme de fibre optique et produits obtenusInfo
- Publication number
- FR2450790B1 FR2450790B1 FR8005146A FR8005146A FR2450790B1 FR 2450790 B1 FR2450790 B1 FR 2450790B1 FR 8005146 A FR8005146 A FR 8005146A FR 8005146 A FR8005146 A FR 8005146A FR 2450790 B1 FR2450790 B1 FR 2450790B1
- Authority
- FR
- France
- Prior art keywords
- optical fiber
- products obtained
- manufacturing
- fiber preform
- preform
- 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
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
- C03B37/02754—Solid fibres drawn from hollow preforms
-
- 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
- C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
- C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
-
- 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
- C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
- C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
- C03B37/01248—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing by collapsing without drawing
-
- 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]
- C03B37/018—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] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/02—Pure silica glass, e.g. pure fused quartz
-
- 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
- C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
-
- 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
- C03B2203/28—Large core fibres, e.g. with a core diameter greater than 60 micrometers
-
- 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
- C03B2205/14—Drawing solid optical fibre directly from a hollow preform comprising collapse of an outer tube onto an inner central solid preform rod
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S65/00—Glass manufacturing
- Y10S65/15—Nonoxygen containing chalogenides
- Y10S65/16—Optical filament or fiber treatment with fluorine or incorporating fluorine in final product
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Compositions (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7908088A GB2043619B (en) | 1979-03-07 | 1979-03-07 | Optical fibre and optical fibre preform manufacture |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2450790A1 FR2450790A1 (fr) | 1980-10-03 |
FR2450790B1 true FR2450790B1 (fr) | 1985-09-27 |
Family
ID=10503701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8005146A Expired FR2450790B1 (fr) | 1979-03-07 | 1980-03-07 | Methode de fabrication d'une fibre optique ou d'une preforme de fibre optique et produits obtenus |
Country Status (9)
Country | Link |
---|---|
US (1) | US4518407A (fr) |
JP (1) | JPS55162443A (fr) |
AU (1) | AU527099B2 (fr) |
CH (1) | CH650081A5 (fr) |
DE (1) | DE3008416A1 (fr) |
FR (1) | FR2450790B1 (fr) |
GB (1) | GB2043619B (fr) |
NL (1) | NL8001235A (fr) |
SE (1) | SE445913B (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5969438A (ja) * | 1982-10-15 | 1984-04-19 | Hitachi Ltd | 光フアイバ母材の製造方法 |
US4749396A (en) * | 1985-01-25 | 1988-06-07 | Polaroid Corporation | Method of forming an optical fiber preform |
JPS61250605A (ja) * | 1985-04-27 | 1986-11-07 | Power Reactor & Nuclear Fuel Dev Corp | 導光路付きイメ−ジフアイバ |
WO1987007593A1 (fr) * | 1986-06-11 | 1987-12-17 | Sumitomo Electric Industries, Ltd. | Procede de production de materiau de base pour fibres optiques |
JPS63100033A (ja) * | 1986-10-15 | 1988-05-02 | Sumitomo Electric Ind Ltd | 光フアイバ母材の製造方法 |
GB2208114A (en) * | 1987-07-01 | 1989-03-01 | Pirelli General Plc | Optical fibre preforms |
US4932990A (en) * | 1987-07-30 | 1990-06-12 | At&T Bell Laboratories | Methods of making optical fiber and products produced thereby |
US4750926A (en) * | 1987-08-07 | 1988-06-14 | Corning Glass Works | Method of making precision shaped apertures in glass |
FR2621909B1 (fr) * | 1987-10-16 | 1990-01-19 | Comp Generale Electricite | |
US5522003A (en) * | 1993-03-02 | 1996-05-28 | Ward; Robert M. | Glass preform with deep radial gradient layer and method of manufacturing same |
GB2291643B (en) | 1994-07-21 | 1998-01-28 | Pirelli General Plc | Optical fibre preforms |
FR2751955B1 (fr) * | 1996-07-31 | 1998-09-04 | Alcatel Fibres Optiques | Fibre optique et son procede de fabrication |
US9873629B2 (en) * | 2011-06-30 | 2018-01-23 | Corning Incorporated | Methods for producing optical fiber preforms with low index trenches |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE262782C (fr) * | ||||
NL261074A (fr) * | 1958-08-11 | |||
GB1475496A (en) * | 1972-06-08 | 1977-06-01 | Standard Telephones Cables Ltd | Optical fibres and optical fibre preforms |
GB1434977A (en) * | 1972-10-13 | 1976-05-12 | Sumitomo Electroc Ind Ltd | Method of manufacturing an optical waveguide |
US4161505A (en) * | 1972-11-25 | 1979-07-17 | Sumitomo Electric Industries, Ltd. | Process for producing optical transmission fiber |
NL182310C (nl) * | 1972-11-25 | 1988-02-16 | Sumitomo Electric Industries | Glasvezel voor optische transmissie. |
US4082420A (en) * | 1972-11-25 | 1978-04-04 | Sumitomo Electric Industries, Ltd. | An optical transmission fiber containing fluorine |
US4165152A (en) * | 1972-11-25 | 1979-08-21 | Sumitomo Electric Industries, Ltd. | Process for producing optical transmission fiber |
GB1427826A (en) * | 1973-10-09 | 1976-03-10 | Sumitomo Electric Industries | Method of producing an optical transmission line |
US4217027A (en) * | 1974-02-22 | 1980-08-12 | Bell Telephone Laboratories, Incorporated | Optical fiber fabrication and resulting product |
US3932162A (en) * | 1974-06-21 | 1976-01-13 | Corning Glass Works | Method of making glass optical waveguide |
JPS5181143A (ja) * | 1975-01-11 | 1976-07-15 | Sumitomo Electric Industries | Hikaridensoyofuaibanoseizohoho |
DE2536456C2 (de) * | 1975-08-16 | 1981-02-05 | Heraeus Quarzschmelze Gmbh, 6450 Hanau | Halbzeug für die Herstellung von Lichtleitfasern und Verfahren zur Herstellung des Halbzeugs |
US3980459A (en) * | 1975-12-24 | 1976-09-14 | Bell Telephone Laboratories, Incorporated | Method for manufacturing optical fibers having eccentric longitudinal index inhomogeneity |
GB1568521A (en) * | 1976-04-06 | 1980-05-29 | Standard Telephones Cables Ltd | Optical fibre manufacture |
JPS54112218A (en) * | 1978-02-20 | 1979-09-03 | Nippon Telegr & Teleph Corp <Ntt> | Production of optical fiber |
-
1979
- 1979-03-07 GB GB7908088A patent/GB2043619B/en not_active Expired
-
1980
- 1980-02-25 US US06/124,380 patent/US4518407A/en not_active Expired - Lifetime
- 1980-02-29 AU AU55993/80A patent/AU527099B2/en not_active Ceased
- 1980-02-29 NL NL8001235A patent/NL8001235A/nl not_active Application Discontinuation
- 1980-03-04 SE SE8001664A patent/SE445913B/sv not_active IP Right Cessation
- 1980-03-05 DE DE19803008416 patent/DE3008416A1/de not_active Ceased
- 1980-03-07 CH CH1815/80A patent/CH650081A5/de not_active IP Right Cessation
- 1980-03-07 FR FR8005146A patent/FR2450790B1/fr not_active Expired
- 1980-03-07 JP JP2818580A patent/JPS55162443A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6313944B2 (fr) | 1988-03-28 |
DE3008416A1 (de) | 1980-09-18 |
SE445913B (sv) | 1986-07-28 |
GB2043619B (en) | 1983-01-26 |
US4518407A (en) | 1985-05-21 |
SE8001664L (sv) | 1980-09-08 |
GB2043619A (en) | 1980-10-08 |
JPS55162443A (en) | 1980-12-17 |
AU527099B2 (en) | 1983-02-17 |
FR2450790A1 (fr) | 1980-10-03 |
NL8001235A (nl) | 1980-09-09 |
AU5599380A (en) | 1980-09-11 |
CH650081A5 (de) | 1985-06-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
CA | Change of address | ||
ST | Notification of lapse |