IT1155119B - Procedimento e dispositivo per la produzione di preforme per fibre ottiche - Google Patents

Procedimento e dispositivo per la produzione di preforme per fibre ottiche

Info

Publication number
IT1155119B
IT1155119B IT67257/82A IT6725782A IT1155119B IT 1155119 B IT1155119 B IT 1155119B IT 67257/82 A IT67257/82 A IT 67257/82A IT 6725782 A IT6725782 A IT 6725782A IT 1155119 B IT1155119 B IT 1155119B
Authority
IT
Italy
Prior art keywords
tube
diameter
raw
preforms
procedure
Prior art date
Application number
IT67257/82A
Other languages
English (en)
Other versions
IT8267257A0 (it
Inventor
Giacomo Roba
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Publication of IT8267257A0 publication Critical patent/IT8267257A0/it
Priority to IT67257/82A priority Critical patent/IT1155119B/it
Priority to JP58024940A priority patent/JPS604139B2/ja
Priority to DK071883A priority patent/DK161596C/da
Priority to AU11727/83A priority patent/AU540867B2/en
Priority to ES520064A priority patent/ES520064A0/es
Priority to DE198383102078T priority patent/DE88374T1/de
Priority to EP83102078A priority patent/EP0088374B1/en
Priority to DE8383102078T priority patent/DE3363874D1/de
Priority to AT83102078T priority patent/ATE20228T1/de
Priority to US06/472,063 priority patent/US4816050A/en
Priority to CA000422959A priority patent/CA1203679A/en
Priority to NO830755A priority patent/NO154630C/no
Priority to BR8301096A priority patent/BR8301096A/pt
Application granted granted Critical
Publication of IT1155119B publication Critical patent/IT1155119B/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
    • C03B37/01861—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]
    • C03B37/018—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
    • 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
    • C03B37/01846—Means for after-treatment or catching of worked reactant gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Stringed Musical Instruments (AREA)
  • Food-Manufacturing Devices (AREA)
  • Glass Compositions (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
IT67257/82A 1982-03-05 1982-03-05 Procedimento e dispositivo per la produzione di preforme per fibre ottiche IT1155119B (it)

Priority Applications (13)

Application Number Priority Date Filing Date Title
IT67257/82A IT1155119B (it) 1982-03-05 1982-03-05 Procedimento e dispositivo per la produzione di preforme per fibre ottiche
JP58024940A JPS604139B2 (ja) 1982-03-05 1983-02-18 光フアイバプレフオ−ムの製作のための方法及び装置
DK071883A DK161596C (da) 1982-03-05 1983-02-18 Fremgangsmaade og apparat til fremstilling af praeformer til optiske fibre.
AU11727/83A AU540867B2 (en) 1982-03-05 1983-02-22 Optical fibre preform
ES520064A ES520064A0 (es) 1982-03-05 1983-02-24 Procedimiento y aparato para la produccion de preformas para fibras opticas.
EP83102078A EP0088374B1 (en) 1982-03-05 1983-03-03 Method of and device for fabricating optical-fibre preforms
DE198383102078T DE88374T1 (de) 1982-03-05 1983-03-03 Verfahren und vorrichtung zum herstellen von vorformen fuer optische fasern.
DE8383102078T DE3363874D1 (en) 1982-03-05 1983-03-03 Method of and device for fabricating optical-fibre preforms
AT83102078T ATE20228T1 (de) 1982-03-05 1983-03-03 Verfahren und vorrichtung zum herstellen von vorformen fuer optische fasern.
US06/472,063 US4816050A (en) 1982-03-05 1983-03-04 Process and apparatus for making optical-fiber preforms
CA000422959A CA1203679A (en) 1982-03-05 1983-03-04 Method of and device for fabricating optical fibre preforms
NO830755A NO154630C (no) 1982-03-05 1983-03-04 Fremgangsmaate og anordning for fremstilling av fiberoptiske emner.
BR8301096A BR8301096A (pt) 1982-03-05 1983-03-04 Processo e dispositivo de producao de preformas para fibras opticas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67257/82A IT1155119B (it) 1982-03-05 1982-03-05 Procedimento e dispositivo per la produzione di preforme per fibre ottiche

Publications (2)

Publication Number Publication Date
IT8267257A0 IT8267257A0 (it) 1982-03-05
IT1155119B true IT1155119B (it) 1987-01-21

Family

ID=11300906

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67257/82A IT1155119B (it) 1982-03-05 1982-03-05 Procedimento e dispositivo per la produzione di preforme per fibre ottiche

Country Status (12)

Country Link
US (1) US4816050A (it)
EP (1) EP0088374B1 (it)
JP (1) JPS604139B2 (it)
AT (1) ATE20228T1 (it)
AU (1) AU540867B2 (it)
BR (1) BR8301096A (it)
CA (1) CA1203679A (it)
DE (2) DE3363874D1 (it)
DK (1) DK161596C (it)
ES (1) ES520064A0 (it)
IT (1) IT1155119B (it)
NO (1) NO154630C (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61295248A (ja) * 1985-06-21 1986-12-26 Furukawa Electric Co Ltd:The 光フアイバ母材の製造装置
JPS62176936A (ja) * 1986-01-30 1987-08-03 Sumitomo Electric Ind Ltd 光フアイバプリフオ−ムの製造方法および製造装置
JP2554356B2 (ja) * 1988-05-17 1996-11-13 住友電気工業株式会社 ガラス原料供給方法及びガラス原料供給装置
DE3830250A1 (de) * 1988-09-06 1990-03-15 Schott Glaswerke Verfahren und vorrichtung zur herstellung einer lichtwellenleiter-preform
US6105396A (en) * 1998-07-14 2000-08-22 Lucent Technologies Inc. Method of making a large MCVD single mode fiber preform by varying internal pressure to control preform straightness
US6314765B1 (en) * 1998-10-06 2001-11-13 Alcatel Method and apparatus for controlling the shape and position of a deformable object
US6502427B1 (en) * 2000-10-31 2003-01-07 Alcatel Method and apparatus for controlling an outside diameter of a preform bait tube during a glass layer deposition process
NL1036343C2 (nl) * 2008-12-19 2010-06-22 Draka Comteq Bv Werkwijze en inrichting voor het vervaardigen van een optische voorvorm.
NL2002422C2 (en) * 2009-01-16 2010-07-19 Draka Comteq Bv Method and system to manufacture an optical fibre preform.
NL2004874C2 (nl) * 2010-06-11 2011-12-19 Draka Comteq Bv Werkwijze voor het vervaardigen van een primaire voorvorm.
US20120276291A1 (en) * 2011-04-28 2012-11-01 Bird Chester D Methods and Apparatuses for Reducing Gelation of Glass Precursor Materials During Vaporization
CN103620734B (zh) * 2011-06-30 2017-02-15 应用材料公司 用于快速气体交换、快速气体切换以及可编程的气体输送的方法与装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1817338A (en) * 1927-01-26 1931-08-04 Baker Hansen Mfg Co Separator
US4360250A (en) * 1974-05-31 1982-11-23 National Research Development Corp. Optical waveguides
GB1562032A (en) * 1977-03-24 1980-03-05 Standard Telephones Cables Ltd Optical fibre manufacture
JPS542140A (en) * 1977-06-07 1979-01-09 Nippon Telegr & Teleph Corp <Ntt> Preform producing apparatus for optical fibers
US4162904A (en) * 1978-04-10 1979-07-31 American Air Filter Company, Inc. Silencer-separator device
GB1603949A (en) * 1978-05-30 1981-12-02 Standard Telephones Cables Ltd Plasma deposit
US4314837A (en) * 1979-03-01 1982-02-09 Corning Glass Works Reactant delivery system method
US4280829A (en) * 1980-05-12 1981-07-28 Corning Glass Works Apparatus for controlling internal pressure of a bait tube
US4328017A (en) * 1980-06-19 1982-05-04 Corning Glass Works Method and apparatus for making optical fiber waveguides
DE3025772A1 (de) * 1980-07-08 1982-01-28 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur herstellung optischer glasfasern
US4378985A (en) * 1981-06-04 1983-04-05 Corning Glass Works Method and apparatus for forming an optical waveguide fiber
US4389229A (en) * 1981-10-01 1983-06-21 Western Electric Co., Inc. Methods and apparatus for fabricating a lightguide preform

Also Published As

Publication number Publication date
AU1172783A (en) 1983-09-08
AU540867B2 (en) 1984-12-06
ATE20228T1 (de) 1986-06-15
NO154630B (no) 1986-08-11
ES8405737A1 (es) 1984-06-16
EP0088374A1 (en) 1983-09-14
DK161596B (da) 1991-07-22
NO154630C (no) 1986-11-19
EP0088374B1 (en) 1986-06-04
JPS58156550A (ja) 1983-09-17
US4816050A (en) 1989-03-28
IT8267257A0 (it) 1982-03-05
DK161596C (da) 1992-01-13
NO830755L (no) 1983-09-06
DK71883D0 (da) 1983-02-18
BR8301096A (pt) 1983-11-22
JPS604139B2 (ja) 1985-02-01
DE3363874D1 (en) 1986-07-10
DK71883A (da) 1983-09-06
CA1203679A (en) 1986-04-29
ES520064A0 (es) 1984-06-16
DE88374T1 (de) 1984-03-15

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