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NL7018930A - - Google Patents

Info

Publication number
NL7018930A
NL7018930A NL7018930A NL7018930A NL7018930A NL 7018930 A NL7018930 A NL 7018930A NL 7018930 A NL7018930 A NL 7018930A NL 7018930 A NL7018930 A NL 7018930A NL 7018930 A NL7018930 A NL 7018930A
Authority
NL
Netherlands
Application number
NL7018930A
Other versions
NL168200C (nl
NL168200B (nl
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 filed Critical
Publication of NL7018930A publication Critical patent/NL7018930A/xx
Publication of NL168200B publication Critical patent/NL168200B/xx
Application granted granted Critical
Publication of NL168200C publication Critical patent/NL168200C/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
    • G02B6/0281—Graded index region forming part of the central core segment, e.g. alpha profile, triangular, trapezoidal core
    • 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
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • 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
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • C03B37/02718—Thermal treatment of the fibre during the drawing process, e.g. cooling
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C03C13/046—Multicomponent glass compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/60—Surface treatment of fibres or filaments made from glass, minerals or slags by diffusing ions or metals into the surface
    • C03C25/601—Surface treatment of fibres or filaments made from glass, minerals or slags by diffusing ions or metals into the surface in the liquid phase, e.g. using solutions or molten salts
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/50—Cooling the drawn fibre using liquid coolant prior to coating, e.g. indirect cooling via cooling jacket
    • C03B2205/52—Cooling the drawn fibre using liquid coolant prior to coating, e.g. indirect cooling via cooling jacket by direct contact with liquid coolant, e.g. as spray, mist
    • C03B2205/53—Cooling the drawn fibre using liquid coolant prior to coating, e.g. indirect cooling via cooling jacket by direct contact with liquid coolant, e.g. as spray, mist by passage through liquid coolant bath

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Glass Compositions (AREA)
  • Surface Treatment Of Glass (AREA)
NLAANVRAGE7018930,A 1969-12-30 1970-12-29 Werkwijze voor het vervaardigen van lichtgeleidende glasvezels. NL168200C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP42670 1969-12-30

Publications (3)

Publication Number Publication Date
NL7018930A true NL7018930A (fr) 1971-07-02
NL168200B NL168200B (nl) 1981-10-16
NL168200C NL168200C (nl) 1982-03-16

Family

ID=11473465

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7018930,A NL168200C (nl) 1969-12-30 1970-12-29 Werkwijze voor het vervaardigen van lichtgeleidende glasvezels.

Country Status (7)

Country Link
US (1) US3806328A (fr)
BE (1) BE761092A (fr)
CA (1) CA952719A (fr)
DE (1) DE2064408C3 (fr)
FR (1) FR2080895B1 (fr)
GB (1) GB1331515A (fr)
NL (1) NL168200C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3888648A (en) * 1972-12-07 1975-06-10 Us Navy Method for forming an optical wave guide coupler
JPS57188431A (en) * 1981-05-12 1982-11-19 Nippon Sheet Glass Co Ltd Optical glass containing thallium
US4756733A (en) * 1986-04-14 1988-07-12 The University Of Rochester Method and composition for creating gradient-index glass

Also Published As

Publication number Publication date
BE761092A (fr) 1971-05-27
US3806328A (en) 1974-04-23
DE2064408B2 (de) 1980-01-24
FR2080895B1 (fr) 1976-05-28
FR2080895A1 (fr) 1971-11-26
GB1331515A (en) 1973-09-26
NL168200C (nl) 1982-03-16
NL168200B (nl) 1981-10-16
CA952719A (en) 1974-08-13
DE2064408A1 (de) 1971-07-01
DE2064408C3 (de) 1980-10-23

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee