FR2252585A1 - - Google Patents

Info

Publication number
FR2252585A1
FR2252585A1 FR7437625A FR7437625A FR2252585A1 FR 2252585 A1 FR2252585 A1 FR 2252585A1 FR 7437625 A FR7437625 A FR 7437625A FR 7437625 A FR7437625 A FR 7437625A FR 2252585 A1 FR2252585 A1 FR 2252585A1
Authority
FR
France
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.)
Granted
Application number
FR7437625A
Other versions
FR2252585B3 (fr
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.)
Post Office
Original Assignee
Post Office
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 Post Office filed Critical Post Office
Publication of FR2252585A1 publication Critical patent/FR2252585A1/fr
Application granted granted Critical
Publication of FR2252585B3 publication Critical patent/FR2252585B3/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/30—Plasma torches using applied electromagnetic fields, e.g. high frequency or microwave energy
    • 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]
    • C03B37/01413—Reactant delivery systems
    • C03B37/0142—Reactant deposition burners
    • C03B37/01426—Plasma deposition burners or torches
    • 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
    • C03B37/01815—Reactant deposition burners or deposition heating means
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/045—Silicon oxycarbide, oxynitride or oxycarbonitride glasses
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/01—Handling plasma, e.g. of subatomic particles
    • 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
    • C03B2201/20—Doped silica-based glasses doped with non-metals other than boron or fluorine
    • C03B2201/24—Doped silica-based glasses doped with non-metals other than boron or fluorine doped with nitrogen, e.g. silicon oxy-nitride glasses

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Plasma & Fusion (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
FR7437625A 1973-11-27 1974-11-14 Expired FR2252585B3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3064973A GB1450123A (en) 1973-11-27 1973-11-27 Doped vitreous silica
GB5538873 1973-11-29

Publications (2)

Publication Number Publication Date
FR2252585A1 true FR2252585A1 (fr) 1975-06-20
FR2252585B3 FR2252585B3 (fr) 1977-08-12

Family

ID=26260545

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7437625A Expired FR2252585B3 (fr) 1973-11-27 1974-11-14

Country Status (8)

Country Link
US (1) US3999835A (fr)
JP (1) JPS589056B2 (fr)
AU (1) AU7583274A (fr)
CA (1) CA1035613A (fr)
DE (1) DE2455668A1 (fr)
FR (1) FR2252585B3 (fr)
GB (1) GB1450123A (fr)
NL (1) NL7414974A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2321459A1 (fr) * 1975-08-16 1977-03-18 Heraeus Schott Quarzschmelze Procede et installation pour la preparation de verre au quartz synthetique et utilisation du verre ainsi obtenu
FR2569180A1 (fr) * 1984-08-14 1986-02-21 Fibres Optiques Ind Procede de preparation de silice synthetique, notamment pour la fabrication de fibres optiques, silice synthetique et fibres optiques obtenues

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4186021A (en) * 1976-03-05 1980-01-29 Corning Glass Works Oxynitride glass-ceramics
DE2648702C3 (de) * 1976-10-27 1980-08-21 Jenaer Glaswerk Schott & Gen., 6500 Mainz Infrarotdurchlässige Lichtleitfaser aus sauerstoffarmem bzw. sauerstofffreiem GUs und Verfahren zu ihrer Herstellung
US4319803A (en) * 1978-11-24 1982-03-16 Hewlett-Packard Company Optical fiber coating
US4203744A (en) * 1979-01-02 1980-05-20 Corning Glass Works Method of making nitrogen-doped graded index optical waveguides
DE3037491C2 (de) * 1979-10-04 1983-10-27 Nippon Telegraph & Telephone Public Corp., Tokyo Verfahren zur Herstellung einer Glasvorform für optische Fasern
US4402720A (en) 1980-01-22 1983-09-06 Nippon Telegraph & Telephone Public Corporation Process for preparing glass preform for optical fiber
CA1218270A (fr) * 1982-07-26 1987-02-24 Herman M. Presby Fabrication de preformes de fibres optiques
JPS6042244A (ja) * 1983-08-12 1985-03-06 Toshiba Ceramics Co Ltd シリコン単結晶引上用ルツボ
JPS60162207A (ja) * 1984-02-01 1985-08-24 Hitachi Ltd 光導波路およびその製造方法
JPS6112915A (ja) * 1984-06-25 1986-01-21 Tokushu Muki Zairyo Kenkyusho 実質的にＳｉ，Ｎ及びＯからなる連続無機繊維とその製造法
US4701008A (en) * 1984-08-10 1987-10-20 Motorola, Inc. Optical waveguide including superstrate of niobium or silicon oxynitride and method of making same
DE3441056A1 (de) * 1984-11-09 1986-05-22 Siemens AG, 1000 Berlin und 8000 München Verfahren zur verminderung des verschleisses von bei der gasphasenabscheidung von silizium verwendeten quarzteilen
US4609631A (en) * 1985-09-12 1986-09-02 The United States Of America As Represented By The Secretary Of The Army Oxynitride glass fibers
GB8630918D0 (en) * 1986-12-24 1987-02-04 Pilkington Brothers Plc Coatings on glass
JP2830617B2 (ja) * 1992-06-17 1998-12-02 日立電線株式会社 希土類元素添加マルチコアファイバ及びその製造方法
FR2722939B1 (fr) * 1994-07-22 1996-08-23 Alcatel Fibres Optiques Torche a plasma par induction
JP2811160B2 (ja) * 1995-03-08 1998-10-15 科学技術振興事業団 蛍光体およびその製造方法
UA47454C2 (uk) * 1996-12-20 2002-07-15 Научний Центр Волоконной Оптікі Прі Інстітутє Общєй Фізікі Россійской Акадєміі Наук Волоконний конвертор діаметра поля моди, спосіб локальної зміни показника заломлення оптичних хвильоводів та спосіб виготовлення заготівок для оптичних хвильоводів
US6233381B1 (en) 1997-07-25 2001-05-15 Corning Incorporated Photoinduced grating in oxynitride glass
US6549706B2 (en) * 1997-07-25 2003-04-15 Corning Incorporated Photoinduced grating in oxynitride glass
DE10027263B4 (de) * 2000-05-31 2011-11-24 Jenoptik Laser Gmbh Verfahren zur Herstellung einer Lichtleitfaser auf SiO2-Basis zur Übertragung einer hohen Lichtleistungsdichte
US6550279B1 (en) 2000-09-01 2003-04-22 Corning Incorporated Process for drawing optical fiber from a multiple crucible apparatus with a thermal gradient
US6588235B2 (en) 2001-08-30 2003-07-08 Corning Incorporated Method of centering a fiber core in a multiple-crucible method
US7262140B2 (en) * 2003-11-24 2007-08-28 Intel Corporation Method of smoothing waveguide structures
DE102008033945B4 (de) * 2008-07-19 2012-03-08 Heraeus Quarzglas Gmbh & Co. Kg Verfahren zur Herstellung von mit Stickstoff dotiertem Quarzglas sowie zur Durchführung des Verfahrens geeignete Quarzglaskörnung, Verfahren zur Herstellung eines Quarzglasstrangs und Verfahren zur Herstellung eines Quarzglastiegels
DE202008017383U1 (de) * 2008-12-19 2009-08-20 J-Fiber Gmbh Glas, insbesondere Glasfaser-Preform
CN111875248B (zh) * 2020-07-10 2022-06-17 烽火通信科技股份有限公司 Vad制备弯曲不敏感光纤预制棒的喷灯及光纤预制棒

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3558213A (en) * 1969-04-25 1971-01-26 Bell Telephone Labor Inc Optical frequency filters using disc cavity
US3806223A (en) * 1972-03-30 1974-04-23 Corning Glass Works Planar optical waveguide

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2321459A1 (fr) * 1975-08-16 1977-03-18 Heraeus Schott Quarzschmelze Procede et installation pour la preparation de verre au quartz synthetique et utilisation du verre ainsi obtenu
FR2569180A1 (fr) * 1984-08-14 1986-02-21 Fibres Optiques Ind Procede de preparation de silice synthetique, notamment pour la fabrication de fibres optiques, silice synthetique et fibres optiques obtenues

Also Published As

Publication number Publication date
JPS5087339A (fr) 1975-07-14
DE2455668A1 (de) 1975-05-28
JPS589056B2 (ja) 1983-02-18
FR2252585B3 (fr) 1977-08-12
CA1035613A (fr) 1978-08-01
NL7414974A (nl) 1975-05-29
US3999835A (en) 1976-12-28
GB1450123A (en) 1976-09-22
AU7583274A (en) 1976-05-27

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Legal Events

Date Code Title Description
ST Notification of lapse