GB1134466A - Improvements in or relating to the manufacture of optical fibres - Google Patents

Improvements in or relating to the manufacture of optical fibres

Info

Publication number
GB1134466A
GB1134466A GB3811367A GB3811367A GB1134466A GB 1134466 A GB1134466 A GB 1134466A GB 3811367 A GB3811367 A GB 3811367A GB 3811367 A GB3811367 A GB 3811367A GB 1134466 A GB1134466 A GB 1134466A
Authority
GB
United Kingdom
Prior art keywords
glass
rod
crucible
core
sheath
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
GB3811367A
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.)
Compagnie de Saint Gobain SA
Original Assignee
Compagnie de Saint Gobain SA
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 Compagnie de Saint Gobain SA filed Critical Compagnie de Saint Gobain SA
Publication of GB1134466A publication Critical patent/GB1134466A/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
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
    • C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
    • 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
    • C03B37/08—Bushings, e.g. construction, bushing reinforcement means; Spinnerettes; Nozzles; Nozzle plates
    • C03B37/085—Feeding devices therefor
    • 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
    • C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
    • C03B2201/10—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with boron
    • 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
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • 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
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/34—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers
    • 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
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/40—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with transition metals other than rare earth metals, e.g. Zr, Nb, Ta or Zn
    • 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
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/54—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with beryllium, magnesium or alkaline earth metals

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)
  • Glass Compositions (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
GB3811367A 1966-08-19 1967-08-18 Improvements in or relating to the manufacture of optical fibres Expired GB1134466A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR73564A FR1496223A (fr) 1966-08-19 1966-08-19 Procédé et dispositif pour la fabrication de fibres dites

Publications (1)

Publication Number Publication Date
GB1134466A true GB1134466A (en) 1968-11-27

Family

ID=8615653

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3811367A Expired GB1134466A (en) 1966-08-19 1967-08-18 Improvements in or relating to the manufacture of optical fibres

Country Status (6)

Country Link
BE (1) BE702786A (enrdf_load_stackoverflow)
CH (1) CH461041A (enrdf_load_stackoverflow)
DE (1) DE1596395A1 (enrdf_load_stackoverflow)
FR (1) FR1496223A (enrdf_load_stackoverflow)
GB (1) GB1134466A (enrdf_load_stackoverflow)
NL (1) NL6710750A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2064320A1 (enrdf_load_stackoverflow) * 1969-10-14 1971-07-23 Pilkington Brothers Ltd
US4249925A (en) * 1978-05-12 1981-02-10 Fujitsu Limited Method of manufacturing an optical fiber
US4289516A (en) * 1979-10-04 1981-09-15 Eotec Corporation Low loss optical fibers
US4351658A (en) 1980-12-12 1982-09-28 Corning Glass Works Manufacture of optical fibers

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3791806A (en) * 1969-12-30 1974-02-12 Nippon Selfoc Co Ltd Continuous production of light-conducting glass fibers with ion diffusion
JPS4922465B1 (enrdf_load_stackoverflow) * 1969-12-30 1974-06-08
CA972159A (en) * 1970-12-28 1975-08-05 Owens-Corning Fiberglas Corporation Method and apparatus for producing filaments from streams of heat softened material
GB1507144A (en) * 1974-07-10 1978-04-12 Post Office Apparatus for drawing dielectric optical waveguides
GB1541442A (en) * 1975-06-26 1979-02-28 Standard Telephones Cables Ltd Glass optical fibre manufacture
GB1532571A (en) * 1976-02-03 1978-11-15 Standard Telephones Cables Ltd Optical fibre manufacture
DE2654308A1 (de) * 1976-11-30 1978-06-01 Siemens Ag Doppeltiegelanlage zur herstellung von lichtleitfasern
IT1145605B (it) * 1981-12-22 1986-11-05 Cselt Centro Sudi E Lab Teleco Apparecchiatura e procedimento per la produzione di fibre ottiche
CN105819680B (zh) * 2016-03-31 2018-05-11 杭州富通通信技术股份有限公司 光纤的加工工艺
CN110981180B (zh) * 2019-12-13 2021-10-15 中国科学院西安光学精密机械研究所 一种单模光纤预制棒的制备装置及方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2064320A1 (enrdf_load_stackoverflow) * 1969-10-14 1971-07-23 Pilkington Brothers Ltd
US4249925A (en) * 1978-05-12 1981-02-10 Fujitsu Limited Method of manufacturing an optical fiber
US4289516A (en) * 1979-10-04 1981-09-15 Eotec Corporation Low loss optical fibers
US4351658A (en) 1980-12-12 1982-09-28 Corning Glass Works Manufacture of optical fibers

Also Published As

Publication number Publication date
CH461041A (fr) 1968-08-15
FR1496223A (fr) 1967-09-29
DE1596395A1 (de) 1971-03-04
BE702786A (enrdf_load_stackoverflow) 1968-02-19
NL6710750A (enrdf_load_stackoverflow) 1968-02-20

Similar Documents

Publication Publication Date Title
GB1134466A (en) Improvements in or relating to the manufacture of optical fibres
US4209229A (en) Glass-ceramic coated optical waveguides
US4145200A (en) Production of optical glass fibers
US3020165A (en) Low viscosity glass compositions
US3809543A (en) Method of making glass ceramic materials on molten metal support
DE2632689C2 (de) Optischer Wellenleiter
US2908036A (en) Apparatus for production of glass fibers
US4277270A (en) Method of manufacture of optical fiber
DE2919080A1 (de) Verfahren zum herstellen einer optischen faser
US4259100A (en) Double crucible system for the production of light conducting fibers
US3726656A (en) Method of producing elongated,clad glass member
US2640784A (en) Composition of glass, especially for fibers
EP0731063A2 (en) Chalcogenide glass optical fibre, process for producing a preform therefor and process for drawing the fibre therefrom
US4277271A (en) Method of manufacturing graded index optical fibers
US3945838A (en) Glass compositions and their fibers
US3408213A (en) Glass fiber compositions
JPS6124349B2 (enrdf_load_stackoverflow)
US3607184A (en) Method and apparatus for drawing a devitrifiable glass at a temperature below the liquidus temperature
US3485613A (en) Method of producing a vitreous body by crucibleless fluid zone treatment
GB1402494A (en) Production of a light-conducting glass fibre consisting of a core and a casing
US4248614A (en) Method for drawing high-bandwidth optical waveguides
US4104355A (en) Vitreous fiber drawing process
GB1291786A (en) Process for producing light conducting glass fiber
GB1218484A (en) Device for supplying glass melt from feeder of glass furnace into glass fiber formation zone
US4110002A (en) Optical fibers formed of aluminum borophosphate glass compositions