NO161730C - Fremgangsm te for fremstilling av en gjenstand av gvorav i det minste en del er dopet med fluor. - Google Patents

Fremgangsm te for fremstilling av en gjenstand av gvorav i det minste en del er dopet med fluor.

Info

Publication number
NO161730C
NO161730C NO843837A NO843837A NO161730C NO 161730 C NO161730 C NO 161730C NO 843837 A NO843837 A NO 843837A NO 843837 A NO843837 A NO 843837A NO 161730 C NO161730 C NO 161730C
Authority
NO
Norway
Prior art keywords
glass
fluorine
coating
particles
gvorav
Prior art date
Application number
NO843837A
Other languages
English (en)
Other versions
NO843837L (no
NO161730B (no
Inventor
Georg Edward Berkey
Original Assignee
Corning Glass Works
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 Corning Glass Works filed Critical Corning Glass Works
Publication of NO843837L publication Critical patent/NO843837L/no
Publication of NO161730B publication Critical patent/NO161730B/no
Publication of NO161730C publication Critical patent/NO161730C/no

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
    • C03B37/10—Non-chemical treatment
    • C03B37/12—Non-chemical treatment of fibres or filaments during winding up
    • 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]
    • C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • 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]
    • C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • C03B37/0146—Furnaces therefor, e.g. muffle tubes, furnace linings
    • 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
    • C03B2201/12—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with fluorine
    • 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
    • C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C03B2203/26—Parabolic or graded index [GRIN] core profile
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C03B2203/29—Segmented core fibres
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S65/00—Glass manufacturing
    • Y10S65/15—Nonoxygen containing chalogenides
    • Y10S65/16—Optical filament or fiber treatment with fluorine or incorporating fluorine in final product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Optical Integrated Circuits (AREA)
  • Meat, Egg Or Seafood Products (AREA)
  • Surface Treatment Of Glass (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Materials For Medical Uses (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
NO843837A 1983-09-26 1984-09-25 Fremgangsm te for fremstilling av en gjenstand av gvorav i det minste en del er dopet med fluor. NO161730C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/535,786 US4629485A (en) 1983-09-26 1983-09-26 Method of making fluorine doped optical preform and fiber and resultant articles

Publications (3)

Publication Number Publication Date
NO843837L NO843837L (no) 1985-03-27
NO161730B NO161730B (no) 1989-06-12
NO161730C true NO161730C (no) 1989-09-20

Family

ID=24135760

Family Applications (1)

Application Number Title Priority Date Filing Date
NO843837A NO161730C (no) 1983-09-26 1984-09-25 Fremgangsm te for fremstilling av en gjenstand av gvorav i det minste en del er dopet med fluor.

Country Status (18)

Country Link
US (1) US4629485A (no)
EP (1) EP0139348B1 (no)
JP (1) JPS6086049A (no)
KR (1) KR850002444A (no)
AT (1) ATE49741T1 (no)
AU (1) AU566335B2 (no)
BR (1) BR8402553A (no)
CA (1) CA1251044A (no)
DE (1) DE3481118D1 (no)
DK (1) DK161139C (no)
ES (1) ES8601491A1 (no)
FI (1) FI76543C (no)
HK (1) HK77490A (no)
IL (1) IL72162A0 (no)
IN (1) IN163122B (no)
MX (1) MX161586A (no)
NO (1) NO161730C (no)
SG (1) SG68290G (no)

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US20020073740A1 (en) * 2000-12-20 2002-06-20 Dawes Steven B. Fluorine doping a soot preform
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US9873629B2 (en) * 2011-06-30 2018-01-23 Corning Incorporated Methods for producing optical fiber preforms with low index trenches
JP5342614B2 (ja) * 2011-08-09 2013-11-13 古河電気工業株式会社 光ファイバ母材および光ファイバの製造方法
US9975802B2 (en) * 2013-05-31 2018-05-22 Corning Incorporated Method for making low bend loss optical fiber preforms
US11554978B2 (en) 2013-11-27 2023-01-17 Corning Incorporated Method for reducing processing time for optical fiber preforms
WO2016100255A1 (en) 2014-12-16 2016-06-23 Corning Incorporated Method of making an optical fiber preform and handle for use in making of optical fiber preform
EP3359498B1 (en) * 2015-10-09 2020-12-23 Prysmian S.p.A. Method for manufacturing a glass core preform for optical fibres
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JP7049327B2 (ja) 2016-09-21 2022-04-06 コーニング インコーポレイテッド 変化するクラッド屈折率を有する光ファイバ、およびそれを形成する方法
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Also Published As

Publication number Publication date
ES534582A0 (es) 1985-11-01
IN163122B (no) 1988-08-13
FI76543C (fi) 1988-11-10
US4629485A (en) 1986-12-16
KR850002444A (ko) 1985-05-13
EP0139348B1 (en) 1990-01-24
NO843837L (no) 1985-03-27
MX161586A (es) 1990-11-13
FI843763L (fi) 1985-03-27
DK161139B (da) 1991-06-03
FI76543B (fi) 1988-07-29
AU566335B2 (en) 1987-10-15
IL72162A0 (en) 1984-10-31
DK456984D0 (da) 1984-09-25
EP0139348A1 (en) 1985-05-02
DE3481118D1 (de) 1990-03-01
JPS6086049A (ja) 1985-05-15
BR8402553A (pt) 1985-04-30
SG68290G (en) 1990-09-21
HK77490A (en) 1990-10-05
ES8601491A1 (es) 1985-11-01
DK161139C (da) 1991-11-25
AU3328684A (en) 1985-04-04
NO161730B (no) 1989-06-12
CA1251044A (en) 1989-03-14
ATE49741T1 (de) 1990-02-15
DK456984A (da) 1985-03-27
FI843763A0 (fi) 1984-09-25

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