GB1501586A - Producing optical fibre precursor - Google Patents

Producing optical fibre precursor

Info

Publication number
GB1501586A
GB1501586A GB2421776A GB2421776A GB1501586A GB 1501586 A GB1501586 A GB 1501586A GB 2421776 A GB2421776 A GB 2421776A GB 2421776 A GB2421776 A GB 2421776A GB 1501586 A GB1501586 A GB 1501586A
Authority
GB
United Kingdom
Prior art keywords
tube
bore
optical fibre
gas
fibre precursor
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
Application number
GB2421776A
Other languages
English (en)
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1501586A publication Critical patent/GB1501586A/en
Expired legal-status Critical Current

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
    • C03B37/01869—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
    • C03B37/012—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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
GB2421776A 1975-06-11 1976-06-11 Producing optical fibre precursor Expired GB1501586A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6954375A JPS51146243A (en) 1975-06-11 1975-06-11 Process for manufacturing optical fiber

Publications (1)

Publication Number Publication Date
GB1501586A true GB1501586A (en) 1978-02-15

Family

ID=13405729

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2421776A Expired GB1501586A (en) 1975-06-11 1976-06-11 Producing optical fibre precursor

Country Status (4)

Country Link
JP (1) JPS51146243A (enrdf_load_stackoverflow)
DE (1) DE2625010C3 (enrdf_load_stackoverflow)
FR (1) FR2314151A1 (enrdf_load_stackoverflow)
GB (1) GB1501586A (enrdf_load_stackoverflow)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251251A (en) 1979-05-31 1981-02-17 Corning Glass Works Method of making optical devices
US4280829A (en) * 1980-05-12 1981-07-28 Corning Glass Works Apparatus for controlling internal pressure of a bait tube
EP0037648A1 (en) * 1980-03-17 1981-10-14 Corning Glass Works Method of producing optical fibres
US4302232A (en) 1979-02-28 1981-11-24 Siemens Aktiengesellschaft Process for the production of a glass fiber light waveguide
US4312653A (en) 1979-02-28 1982-01-26 Siemens Aktiengesellschaft Process for the production of a coated glass body
DE3206144A1 (de) * 1982-02-20 1983-09-01 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur herstellung eines lichtwellenleiters
US4828592A (en) * 1981-05-29 1989-05-09 Hitachi, Ltd. Polarization plane maintaining optical fiber fabricating method
CN102826749A (zh) * 2011-06-17 2012-12-19 德拉克通信科技公司 制造光学预制件的装置和方法

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5248329A (en) * 1975-10-15 1977-04-18 Hitachi Ltd Method for preparation of optical fibers
DE2741854B2 (de) * 1976-09-20 1981-03-19 Hitachi, Ltd., Tokyo Verfahren zur Herstellung optischer Fasern
GB1562032A (en) * 1977-03-24 1980-03-05 Standard Telephones Cables Ltd Optical fibre manufacture
GB1551657A (en) * 1977-05-17 1979-08-30 Standard Telephones Cables Ltd Manufacture of optical fibres
US4184859A (en) * 1978-06-09 1980-01-22 International Telephone And Telegraph Corporation Method of fabricating an elliptical core single mode fiber
DE2930704A1 (de) * 1979-07-28 1981-02-12 Licentia Gmbh Verfahren zur herstellung einer lichtleitfaser
US4426129A (en) 1980-01-11 1984-01-17 Hitachi, Ltd. Optical fiber and method of producing the same
US4304581A (en) * 1980-08-07 1981-12-08 Western Electric Co., Inc. Lightguide preform fabrication
FR2600327B1 (fr) * 1986-06-20 1992-04-17 Lenoane Georges Procede de fabrication de preformes pour fibres optiques et mandrin utilisable pour la mise en oeuvre de ce procede, application a la fabrication de fibres optiques monomodes
DE4117817C2 (de) * 1991-05-31 1994-02-03 Heraeus Quarzglas Verfahren zur Herstellung einer stabförmigen Vorform für optische Fasern
FR2677972B1 (fr) * 1991-06-21 1996-12-06 France Telecom Procede de fabrication de preformes pour fibres optiques et dispositif pour la mise en óoeuvre de ce procede.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2434717C2 (de) * 1973-08-21 1989-05-18 International Standard Electric Corp., 10022 New York, N.Y. Verfahren zur Herstellung eines Glasfaser-Lichtleiters
JPS5929532B2 (ja) * 1975-03-29 1984-07-21 株式会社フジクラ 光フアイバ用母材の製造方法

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4302232A (en) 1979-02-28 1981-11-24 Siemens Aktiengesellschaft Process for the production of a glass fiber light waveguide
US4312653A (en) 1979-02-28 1982-01-26 Siemens Aktiengesellschaft Process for the production of a coated glass body
US4251251A (en) 1979-05-31 1981-02-17 Corning Glass Works Method of making optical devices
EP0037648A1 (en) * 1980-03-17 1981-10-14 Corning Glass Works Method of producing optical fibres
US4298364A (en) 1980-03-17 1981-11-03 Corning Glass Works Method of making optical fibers having improved core roundness
US4280829A (en) * 1980-05-12 1981-07-28 Corning Glass Works Apparatus for controlling internal pressure of a bait tube
US4828592A (en) * 1981-05-29 1989-05-09 Hitachi, Ltd. Polarization plane maintaining optical fiber fabricating method
DE3206144A1 (de) * 1982-02-20 1983-09-01 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur herstellung eines lichtwellenleiters
CN102826749A (zh) * 2011-06-17 2012-12-19 德拉克通信科技公司 制造光学预制件的装置和方法
EP2535318A3 (en) * 2011-06-17 2013-09-11 Draka Comteq B.V. Device and method for manufacturing a preform of an optical glass fiber

Also Published As

Publication number Publication date
FR2314151A1 (fr) 1977-01-07
DE2625010C3 (de) 1982-12-09
JPS51146243A (en) 1976-12-15
DE2625010B2 (de) 1978-05-03
DE2625010A1 (de) 1976-12-16
FR2314151B1 (enrdf_load_stackoverflow) 1983-05-20

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19960610