IT1122498B - Procedimento di fabbricazione di fibre ottiche utilizzante deposito termoforetico di particelle di un precursore del vetro - Google Patents

Procedimento di fabbricazione di fibre ottiche utilizzante deposito termoforetico di particelle di un precursore del vetro

Info

Publication number
IT1122498B
IT1122498B IT25097/79A IT2509779A IT1122498B IT 1122498 B IT1122498 B IT 1122498B IT 25097/79 A IT25097/79 A IT 25097/79A IT 2509779 A IT2509779 A IT 2509779A IT 1122498 B IT1122498 B IT 1122498B
Authority
IT
Italy
Prior art keywords
thermoforetic
deposit
particles
optical fiber
manufacturing process
Prior art date
Application number
IT25097/79A
Other languages
English (en)
Other versions
IT7925097A0 (it
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of IT7925097A0 publication Critical patent/IT7925097A0/it
Application granted granted Critical
Publication of IT1122498B publication Critical patent/IT1122498B/it

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
    • C03B37/012—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
IT25097/79A 1978-08-18 1979-08-13 Procedimento di fabbricazione di fibre ottiche utilizzante deposito termoforetico di particelle di un precursore del vetro IT1122498B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US93481678A 1978-08-18 1978-08-18

Publications (2)

Publication Number Publication Date
IT7925097A0 IT7925097A0 (it) 1979-08-13
IT1122498B true IT1122498B (it) 1986-04-23

Family

ID=25466106

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25097/79A IT1122498B (it) 1978-08-18 1979-08-13 Procedimento di fabbricazione di fibre ottiche utilizzante deposito termoforetico di particelle di un precursore del vetro

Country Status (11)

Country Link
US (1) US4263032A (it)
JP (1) JPS55500603A (it)
BE (1) BE878242A (it)
CA (1) CA1130547A (it)
DE (1) DE2950446A1 (it)
FR (1) FR2433491A1 (it)
GB (1) GB2039880B (it)
IT (1) IT1122498B (it)
NL (1) NL7920045A (it)
SE (1) SE424855B (it)
WO (1) WO1980000440A1 (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425146A (en) * 1979-12-17 1984-01-10 Nippon Telegraph & Telephone Public Corporation Method of making glass waveguide for optical circuit
US4302230A (en) * 1980-04-25 1981-11-24 Bell Telephone Laboratories, Incorporated High rate optical fiber fabrication process using thermophoretically enhanced particle deposition
US4328018A (en) * 1980-06-19 1982-05-04 Corning Glass Works Method and apparatus for making optical fiber waveguides
US4328017A (en) * 1980-06-19 1982-05-04 Corning Glass Works Method and apparatus for making optical fiber waveguides
DE3027592A1 (de) * 1980-07-21 1982-03-04 Siemens AG, 1000 Berlin und 8000 München Verfahren zum herstellen einer schicht aus glas auf einer innenflaeche eines hohlkoerpers
US4310340A (en) * 1980-07-24 1982-01-12 Corning Glass Works Method and apparatus for making optical fiber waveguides
FR2490211B1 (it) * 1980-09-17 1990-09-21 Passaret Michel
US4378987A (en) * 1981-10-15 1983-04-05 Corning Glass Works Low temperature method for making optical fibers
US4507135A (en) * 1982-08-02 1985-03-26 Corning Glass Works Method of making optical fiber preform
DE3304721A1 (de) * 1983-02-11 1984-08-16 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur herstellung einer vorform fuer lichtwellenleiter
FR2543455B1 (fr) * 1983-03-30 1987-03-27 Air Liquide Procede d'opalisation de la surface interieure d'objets de grande longueur par rapport a leur section
IT1168839B (it) * 1983-09-15 1987-05-20 Cselt Centro Studi Lab Telecom Procedimento e apparecchiatura per la produzione di preforme per fibre ottiche ad elevata velocita di deposizione
JPS61158877A (ja) * 1984-12-27 1986-07-18 小宮山　宏 セラミツクス多孔質膜の製造方法
US4632574A (en) * 1985-01-02 1986-12-30 Gte Laboratories Incorporated Apparatus for fluidic support
US4682994A (en) * 1985-12-16 1987-07-28 Polaroid Corporation Process and apparatus for forming optical fiber preform
US4915716A (en) * 1986-10-02 1990-04-10 American Telephone And Telegraph Company Fabrication of lightguide soot preforms
DE3720030A1 (de) * 1987-06-16 1988-12-29 Philips Patentverwaltung Verfahren zur herstellung von lichtleitfasern
DE3720028A1 (de) * 1987-06-16 1988-12-29 Philips Patentverwaltung Verfahren zur herstellung von lichtleitfasern
US5205851A (en) * 1990-10-12 1993-04-27 Sumitomo Electric Industries, Ltd. Method and apparatus for producing optical fiber coupler
US8252387B2 (en) * 2007-12-10 2012-08-28 Ofs Fitel, Llc Method of fabricating optical fiber using an isothermal, low pressure plasma deposition technique
US8857372B2 (en) * 2007-12-10 2014-10-14 Ofs Fitel, Llc Method of fabricating optical fiber using an isothermal, low pressure plasma deposition technique
NL2004874C2 (nl) * 2010-06-11 2011-12-19 Draka Comteq Bv Werkwijze voor het vervaardigen van een primaire voorvorm.

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1406870A (en) * 1970-05-11 1975-09-17 Corning Glass Works Method of forming an economic optical waveguide fibre
BE792047A (fr) * 1971-11-29 1973-03-16 Siemens Ag Procede pour la fabrication de tiges de quartz pour fibres optiques
USRE28029E (en) * 1972-01-03 1974-06-04 Method of forming optical waveguide fibers
US3868170A (en) * 1972-03-30 1975-02-25 Corning Glass Works Method of removing entrapped gas and/or residual water from glass
US4161505A (en) * 1972-11-25 1979-07-17 Sumitomo Electric Industries, Ltd. Process for producing optical transmission fiber
GB1496788A (en) * 1974-09-05 1978-01-05 Standard Telephones Cables Ltd Optical fibre manufacture
DE2444100C3 (de) * 1974-09-14 1979-04-12 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur Herstellung von innenbeschichteten Glasrohren zum Ziehen von Lichtleitfasern
JPS5735132B2 (it) * 1975-02-10 1982-07-27
JPS529447A (en) * 1975-07-11 1977-01-25 Furukawa Electric Co Ltd:The Production method of optical fiber preliminary molding body
US3982916A (en) * 1975-12-24 1976-09-28 Bell Telephone Laboratories, Incorporated Method for forming optical fiber preform
US3980459A (en) * 1975-12-24 1976-09-14 Bell Telephone Laboratories, Incorporated Method for manufacturing optical fibers having eccentric longitudinal index inhomogeneity
DE2642949C3 (de) * 1976-09-24 1980-11-20 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur Herstellung von innenbeschichteten Glasrohren zum Ziehen von Lichtleitfasern
JPS5852934B2 (ja) * 1977-04-25 1983-11-26 古河電気工業株式会社 光伝送繊維用予成形体の製造方法
JPS6044257B2 (ja) * 1977-05-23 1985-10-02 東芝セラミツクス株式会社 光フアイバ−用ガラスの製造方法
JPS5424648A (en) * 1977-07-26 1979-02-24 Fujitsu Ltd Production of optical transmission wires
JPS54163916A (en) * 1978-06-15 1979-12-27 Sumitomo Electric Industries Production of optical fiber material

Also Published As

Publication number Publication date
SE8002751L (sv) 1980-04-11
BE878242A (fr) 1979-12-03
GB2039880A (en) 1980-08-20
JPS55500603A (it) 1980-09-04
DE2950446C2 (it) 1990-01-04
WO1980000440A1 (en) 1980-03-20
IT7925097A0 (it) 1979-08-13
GB2039880B (en) 1983-04-20
FR2433491B1 (it) 1984-08-10
FR2433491A1 (fr) 1980-03-14
US4263032A (en) 1981-04-21
CA1130547A (en) 1982-08-31
SE424855B (sv) 1982-08-16
NL7920045A (nl) 1980-06-30
DE2950446A1 (en) 1980-12-04

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