CH623799A5 - - Google Patents

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Publication number
CH623799A5
CH623799A5 CH698176A CH698176A CH623799A5 CH 623799 A5 CH623799 A5 CH 623799A5 CH 698176 A CH698176 A CH 698176A CH 698176 A CH698176 A CH 698176A CH 623799 A5 CH623799 A5 CH 623799A5
Authority
CH
Switzerland
Prior art keywords
ppm
quartz glass
semi
ions
finished product
Prior art date
Application number
CH698176A
Other languages
German (de)
English (en)
Inventor
Karlheinz Dr Rau
Fritz Simmat
Albert Muehlich
Norbert Treber
Original Assignee
Heraeus Schott Quarzschmelze
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 Heraeus Schott Quarzschmelze filed Critical Heraeus Schott Quarzschmelze
Publication of CH623799A5 publication Critical patent/CH623799A5/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/20—Uniting glass pieces by fusing without substantial reshaping
    • C03B23/207—Uniting glass rods, glass tubes, or hollow glassware
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/047—Re-forming tubes or rods by drawing
    • 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
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/02—Pure silica glass, e.g. pure fused quartz
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/02—Pure silica glass, e.g. pure fused quartz
    • C03B2201/03—Impurity concentration specified
    • C03B2201/04—Hydroxyl ion (OH)
    • 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
    • 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
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Glass Compositions (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
CH698176A 1975-08-16 1976-06-02 CH623799A5 (en, 2012)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2536456A DE2536456C2 (de) 1975-08-16 1975-08-16 Halbzeug für die Herstellung von Lichtleitfasern und Verfahren zur Herstellung des Halbzeugs

Publications (1)

Publication Number Publication Date
CH623799A5 true CH623799A5 (en, 2012) 1981-06-30

Family

ID=5954071

Family Applications (1)

Application Number Title Priority Date Filing Date
CH698176A CH623799A5 (en, 2012) 1975-08-16 1976-06-02

Country Status (7)

Country Link
US (2) US4165915A (en, 2012)
JP (1) JPS5223950A (en, 2012)
CH (1) CH623799A5 (en, 2012)
DE (1) DE2536456C2 (en, 2012)
FR (1) FR2321710A1 (en, 2012)
GB (1) GB1554314A (en, 2012)
NL (1) NL188898C (en, 2012)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1029993A (en) * 1975-09-11 1978-04-25 Frederick D. King Optical fibre transmission line
US4478622A (en) * 1978-03-03 1984-10-23 Corning Glass Works Method of making multicomponent optical waveguide having index gradient
JPS54124746A (en) * 1978-03-20 1979-09-27 Kokusai Denshin Denwa Co Ltd Fiber for optical transmission
FR2432478B1 (en, 2012) * 1978-07-31 1982-03-12 Quartz & Silice
JPS5852935B2 (ja) * 1978-11-20 1983-11-26 三菱マテリアル株式会社 光伝送用素材の製造方法
JPS5924092B2 (ja) * 1978-12-29 1984-06-07 三菱マテリアル株式会社 光フアイバ母材の製造法
DE2907650C3 (de) * 1979-02-27 1981-08-13 Heraeus Quarzschmelze Gmbh, 6450 Hanau Multimode-Lichtleiter
GB2043619B (en) * 1979-03-07 1983-01-26 Standard Telephones Cables Ltd Optical fibre and optical fibre preform manufacture
CA1136911A (en) * 1979-10-25 1982-12-07 Takao Edahiro Optical transmission fiber and process for producing the same
FR2476058A1 (fr) * 1980-02-15 1981-08-21 Quartz Silice Sa Semi-produit pour la production de fibres optiques, procede de preparation du semi-produit et fibres optiques obtenues a partir du semi-produit
DE3031147A1 (de) * 1980-08-18 1982-03-18 Siemens AG, 1000 Berlin und 8000 München Verfahren zum herstellen von glas mit einem vorbestimmten brechzahlprofil und alkalifreies glas aus einem oxis eines grundstoffes, das mit einem oder mehreren weiteren stoffen dotiert ist
US4669818A (en) * 1981-01-21 1987-06-02 Hughes Aircraft Company Miniature window
US4387594A (en) * 1981-03-23 1983-06-14 The Babcock & Wilcox Company Water level indicator having a remote and a local readout display
DE3128698C2 (de) 1981-07-21 1984-01-19 Heraeus Quarzschmelze Gmbh, 6450 Hanau Quarzglashüllrohr
US4552434A (en) * 1982-03-16 1985-11-12 Sumitomo Electric Industries, Ltd. Crystalline infrared optical fiber with a small gap and a process for the production of same
NL8201453A (nl) * 1982-04-06 1983-11-01 Philips Nv Werkwijze voor de vervaardiging van optische vezels.
IL68631A0 (en) * 1982-05-10 1983-09-30 Raychem Corp Method and apparatus for transmitting uv light
US4626068A (en) * 1982-07-29 1986-12-02 The United States Of America As Represented By The Secretary Of The Air Force Photoactive coating for hardening optical fibers
JPS60215550A (ja) * 1984-04-12 1985-10-28 Sumitomo Electric Ind Ltd 弗素とｐ↓２ｏ↓５を含有する石英系ガラス光伝送用フアイバ
JPS60218710A (ja) * 1984-04-16 1985-11-01 住友電気工業株式会社 光フアイバ複合架空線
JPS60226422A (ja) * 1984-04-20 1985-11-11 Sumitomo Electric Ind Ltd シングルモ−ドフアイバ用中間体の製造方法
US4822136A (en) * 1984-06-15 1989-04-18 Polaroid Corporation Single mode optical fiber
CA1236695A (en) * 1984-09-17 1988-05-17 Koichi Abe Optical fiber
CA1290942C (en) * 1985-03-18 1991-10-22 Michihisa Kyoto Method for producing glass preform for optical fiber
US5364428A (en) * 1985-03-18 1994-11-15 Sumitomo Electric Industries, Ltd. Method for producing glass preform for optical fiber
US5203899A (en) * 1985-03-18 1993-04-20 Sumitomo Electric Industries, Ltd. Method for producing glass preform for optical fiber
JPS6236035A (ja) * 1985-04-18 1987-02-17 Sumitomo Electric Ind Ltd 光フアイバ母材の製造方法
JPS61250605A (ja) * 1985-04-27 1986-11-07 Power Reactor & Nuclear Fuel Dev Corp 導光路付きイメ−ジフアイバ
JPS62275035A (ja) * 1985-05-07 1987-11-30 Sumitomo Electric Ind Ltd 光フアイバ用母材の製造方法
US5028246A (en) * 1986-02-03 1991-07-02 Ensign-Bickford Optical Technologies, Inc. Methods of making optical waveguides
KR900003449B1 (ko) * 1986-06-11 1990-05-19 스미도모덴기고오교오 가부시기가이샤 분산 시프트싱글모우드 광파이버 및 그 제조방법
GB2208114A (en) * 1987-07-01 1989-03-01 Pirelli General Plc Optical fibre preforms
DE3731806A1 (de) * 1987-09-22 1989-06-08 Rheydt Kabelwerk Ag Verfahren zum herstellen einer vorform fuer optische fasern
FR2649690B1 (fr) * 1989-07-11 1994-01-28 Cie Generale D Electricite Procede de fabrication de preformes pour fibres optiques sans symetrie de revolution
US5318611A (en) * 1992-03-13 1994-06-07 Ensign-Bickford Optical Technologies, Inc. Methods of making optical waveguides and waveguides made thereby
DE69319999T2 (de) * 1992-11-19 1999-03-18 Heraeus Quarzglas Gmbh, 63450 Hanau Verfahren zur Herstellung eines grossen Quarzglasrohres, sowie einer Vorform und einer optischen Faser
GB9312634D0 (en) * 1993-06-18 1993-08-04 Tsl Group Plc Improvements in vitreous silica manufacture
KR0162604B1 (ko) * 1994-10-07 1999-04-15 김광호 광 섬유 모재 제조 방법
JP3203178B2 (ja) * 1996-02-27 2001-08-27 日立電線株式会社 光導波路、光モジュール及び光システム
CA2247970A1 (en) 1997-10-29 1999-04-29 Corning Incorporated Method of making segmented core optical waveguide preforms
DE29813318U1 (de) * 1998-07-28 1999-12-02 Heraeus Quarzglas Gmbh, 63450 Hanau Optisches Bauteil
DE10225773B4 (de) * 2002-06-10 2005-03-31 Heraeus Tenevo Ag Jacketrohr aus synthetisch hergestelltem Quarzglas
CN112479584B (zh) * 2020-11-30 2022-07-15 浙江富通光纤技术有限公司 一种光纤的制造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3856494A (en) * 1968-10-19 1974-12-24 Nippon Selfoc Co Ltd Light-conducting glass structures made by vaporization
US3784386A (en) * 1971-02-16 1974-01-08 Corning Glass Works Cladding glasses for photochromic optical fibers
CH580820A5 (en, 2012) * 1972-01-21 1976-10-15 Heraeus Schott Quarzschmelze
US3868170A (en) * 1972-03-30 1975-02-25 Corning Glass Works Method of removing entrapped gas and/or residual water from glass
JPS4927233A (en, 2012) * 1972-07-03 1974-03-11
JPS5515682B2 (en, 2012) * 1972-11-25 1980-04-25
NL182310C (nl) * 1972-11-25 1988-02-16 Sumitomo Electric Industries Glasvezel voor optische transmissie.
US4082420A (en) * 1972-11-25 1978-04-04 Sumitomo Electric Industries, Ltd. An optical transmission fiber containing fluorine
US3884550A (en) * 1973-01-04 1975-05-20 Corning Glass Works Germania containing optical waveguide
JPS5025240A (en, 2012) * 1973-06-07 1975-03-17
US3877912A (en) * 1973-10-09 1975-04-15 Sumitomo Electric Industries Method of producing an optical transmission line
US3933454A (en) * 1974-04-22 1976-01-20 Corning Glass Works Method of making optical waveguides
US3981707A (en) * 1975-04-23 1976-09-21 Corning Glass Works Method of making fluorine out-diffused optical device

Also Published As

Publication number Publication date
US4235615A (en) 1980-11-25
FR2321710A1 (fr) 1977-03-18
DE2536456C2 (de) 1981-02-05
JPS5223950A (en) 1977-02-23
NL188898C (nl) 1992-11-02
NL7609053A (nl) 1977-02-18
FR2321710B1 (en, 2012) 1982-04-23
GB1554314A (en) 1979-10-17
DE2536456B1 (de) 1976-12-16
NL188898B (nl) 1992-06-01
DE2536456A1 (en, 2012) 1976-12-16
US4165915A (en) 1979-08-28

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PL Patent ceased
PL Patent ceased