IT7923808A0 - Procedimento di fabbricazione di preforme per fibre ottiche. - Google Patents

Procedimento di fabbricazione di preforme per fibre ottiche.

Info

Publication number
IT7923808A0
IT7923808A0 IT7923808A IT2380879A IT7923808A0 IT 7923808 A0 IT7923808 A0 IT 7923808A0 IT 7923808 A IT7923808 A IT 7923808A IT 2380879 A IT2380879 A IT 2380879A IT 7923808 A0 IT7923808 A0 IT 7923808A0
Authority
IT
Italy
Prior art keywords
procedure
optic fibers
manufacturing preforms
preforms
manufacturing
Prior art date
Application number
IT7923808A
Other languages
English (en)
Other versions
IT1121894B (it
Inventor
Fort Francois
Zimmermann Pierre
Original Assignee
Editions Filmees
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 Editions Filmees filed Critical Editions Filmees
Publication of IT7923808A0 publication Critical patent/IT7923808A0/it
Application granted granted Critical
Publication of IT1121894B publication Critical patent/IT1121894B/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
    • C03B37/0128—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass
    • C03B37/01285—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass by centrifuging
    • 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
    • C03B37/0128—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass

Landscapes

  • Engineering & Computer Science (AREA)
  • 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)
  • Glass Compositions (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
IT23808/79A 1978-06-23 1979-06-22 Procedimento di fabbricazione di preforme per fibre ottiche IT1121894B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7818892A FR2429040A1 (fr) 1978-06-23 1978-06-23 Procede de fabrication de preforme pour fibres optiques

Publications (2)

Publication Number Publication Date
IT7923808A0 true IT7923808A0 (it) 1979-06-22
IT1121894B IT1121894B (it) 1986-04-23

Family

ID=9209932

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23808/79A IT1121894B (it) 1978-06-23 1979-06-22 Procedimento di fabbricazione di preforme per fibre ottiche

Country Status (7)

Country Link
US (1) US4311501A (it)
JP (1) JPS5527894A (it)
CA (1) CA1126591A (it)
DE (1) DE2925309A1 (it)
FR (1) FR2429040A1 (it)
GB (1) GB2023571B (it)
IT (1) IT1121894B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2490211B1 (it) * 1980-09-17 1990-09-21 Passaret Michel
US4443239A (en) * 1982-05-20 1984-04-17 International Telephone And Telegraph Corporation Fabrication of optical waveguides using slurry deposition
US4519826A (en) * 1983-04-14 1985-05-28 The United States Of America As Represented By The Secretary Of The Navy Optical fibers having a fluoride glass cladding and method of making
DE3406148A1 (de) * 1984-02-21 1985-09-05 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur herstellung von rohrfoermigen koerpern und vorrichtung zur durchfuehrung des verfahrens
GB2165233B (en) * 1984-10-04 1988-03-09 Suwa Seikosha Kk Method of making a tubular silica glass member
JPS6191024A (ja) * 1984-10-05 1986-05-09 Seiko Epson Corp 円筒状シリカ系ガラスの製造方法
GB2165534B (en) * 1984-10-05 1988-10-19 Suwa Seikosha Kk Method of preparing parent material for optical fibres
US4597787A (en) * 1984-11-13 1986-07-01 Ispra Fibroptics Industries Herzlia Ltd. Manufacture of optical fibre preforms
DE3537972A1 (de) * 1985-10-25 1987-04-30 Philips Patentverwaltung Verfahren zur herstellung von rotationssymmetrischen glaskoerpern
IT1219404B (it) * 1988-06-27 1990-05-11 Sip Procedimento e apparecchiatura per la fabbricazione di fibre ottiche in silice
EP0611732B1 (en) * 1989-10-31 1997-10-08 Fujitsu Limited Process for fabricating an optical fiber preform
AU649845B2 (en) * 1991-06-24 1994-06-02 Sumitomo Electric Industries, Ltd. Method for producing glass preform for optical fiber
JP2000191336A (ja) * 1998-12-28 2000-07-11 Hoya Corp 光ファイバ―プリフォ―ムの製造方法および光ファイバ―の製造方法
GB2369820B (en) * 2000-12-08 2003-04-23 Univ Southampton Fabrication of substrates for planar waveguide devices and planar waveguide devices
US20040226319A1 (en) 2003-05-15 2004-11-18 Macchesney John Burnette Chemical powder deposition method for the manufacture of optical fiber preforms and optical fibers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5221217B2 (it) * 1971-08-11 1977-06-09
US3823995A (en) * 1972-03-30 1974-07-16 Corning Glass Works Method of forming light focusing fiber waveguide
US3853521A (en) * 1973-03-29 1974-12-10 Int Standard Electric Corp Method for making glass optical fibre preform
JPS50149354A (it) * 1974-05-21 1975-11-29
JPS5146958A (ja) * 1974-10-21 1976-04-22 Tokyo Shibaura Electric Co Hikaridentatsugarasuno seizohoho
JPS5239294A (en) * 1975-09-25 1977-03-26 Ishikawajima Harima Heavy Ind Co Ltd Combination system floating dock
JPS5912861B2 (ja) * 1975-09-27 1984-03-26 株式会社クボタ シリンダヘツド
DE2637937A1 (de) * 1976-08-23 1978-03-02 Siemens Ag Herstellung von lichtleitfasern nach einem fluessigphasen-abscheidungsverfahren
US4173459A (en) * 1976-08-30 1979-11-06 Siemens Aktiengesellschaft Method for producing a light conducting fiber

Also Published As

Publication number Publication date
IT1121894B (it) 1986-04-23
DE2925309A1 (de) 1980-02-28
US4311501A (en) 1982-01-19
GB2023571A (en) 1980-01-03
FR2429040A1 (fr) 1980-01-18
GB2023571B (en) 1983-02-23
JPS5527894A (en) 1980-02-28
FR2429040B1 (it) 1983-01-21
CA1126591A (en) 1982-06-29

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