DE3674749D1 - Verfahren zur herstellung eines optischen glasartikels. - Google Patents

Verfahren zur herstellung eines optischen glasartikels.

Info

Publication number
DE3674749D1
DE3674749D1 DE8686118035T DE3674749T DE3674749D1 DE 3674749 D1 DE3674749 D1 DE 3674749D1 DE 8686118035 T DE8686118035 T DE 8686118035T DE 3674749 T DE3674749 T DE 3674749T DE 3674749 D1 DE3674749 D1 DE 3674749D1
Authority
DE
Germany
Prior art keywords
producing
optical glass
glass article
article
optical
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 - Lifetime
Application number
DE8686118035T
Other languages
English (en)
Inventor
Yoichi C O Yokohama W Ishiguro
Hiroo C O Yokohama Wo Kanamori
Akira C O Yokohama Works Urano
Michihisa C O Yokohama W Kyoto
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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
Priority claimed from JP61265665A external-priority patent/JPS62230638A/ja
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE3674749D1 publication Critical patent/DE3674749D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C03B37/012—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
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Thermal 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 Melting And Manufacturing (AREA)
DE8686118035T 1985-12-27 1986-12-24 Verfahren zur herstellung eines optischen glasartikels. Expired - Lifetime DE3674749D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP29306085 1985-12-27
JP61265665A JPS62230638A (ja) 1985-12-27 1986-11-10 ガラス物品の製造方法

Publications (1)

Publication Number Publication Date
DE3674749D1 true DE3674749D1 (de) 1990-11-08

Family

ID=26547088

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686118035T Expired - Lifetime DE3674749D1 (de) 1985-12-27 1986-12-24 Verfahren zur herstellung eines optischen glasartikels.

Country Status (4)

Country Link
US (1) US5022904A (de)
EP (1) EP0228082B1 (de)
AU (1) AU586058B2 (de)
DE (1) DE3674749D1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3911745A1 (de) * 1989-04-11 1990-10-25 Philips Patentverwaltung Verfahren zur herstellung von glaskoerpern mit bereichen unterschiedlicher optischer brechung
JP3175247B2 (ja) * 1991-12-16 2001-06-11 住友電気工業株式会社 光ファイバ用多孔質母材の加熱透明化方法
US5267343A (en) * 1992-09-03 1993-11-30 The United States Of America As Represented By The United States Department Of Energy Enhanced radiation resistant fiber optics
JP2917729B2 (ja) * 1993-03-03 1999-07-12 住友電気工業株式会社 光ファイバ母材の製造方法
US5917109A (en) 1994-12-20 1999-06-29 Corning Incorporated Method of making optical fiber having depressed index core region
US5656057A (en) * 1995-05-19 1997-08-12 Corning Incorporated Method for drying and sintering an optical fiber preform
US7067181B2 (en) * 2003-08-05 2006-06-27 Siemens Power Generation, Inc. Insulating ceramic based on partially filled shapes
TWI233430B (en) * 2000-01-28 2005-06-01 Shinetsu Chemical Co Method for manufacturing glass base material, glass base material, and optical fiber
WO2002039002A1 (en) * 2000-11-07 2002-05-16 Lozon Llc Splicing device and method for sealing conduit spaces
US6904772B2 (en) * 2000-12-22 2005-06-14 Corning Incorporated Method of making a glass preform for low water peak optical fiber
US6862900B2 (en) * 2001-09-21 2005-03-08 Corning Incorporated Method and apparatus for reducing stress between depositions within a substrate tube
US8037717B2 (en) * 2001-10-26 2011-10-18 Corning Incorporated Methods and apparatus for pulsed doping or drying a soot preform
JP2006143519A (ja) * 2004-11-19 2006-06-08 Sumitomo Electric Ind Ltd ガラスの製造方法
CN113248132B (zh) * 2021-07-08 2021-09-21 藤仓烽火光电材料科技有限公司 一种用于生产光纤预制棒的加热炉系统及其加热方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1523595A (en) * 1975-10-31 1978-09-06 Nat Res Dev Electrical resistance furnaces
US4593050A (en) * 1983-07-25 1986-06-03 Massachusetts Institute Of Technology Ultraviolet light assisted fluorination of polymer surfaces
US4629485A (en) * 1983-09-26 1986-12-16 Corning Glass Works Method of making fluorine doped optical preform and fiber and resultant articles
JPS6081033A (ja) * 1983-10-11 1985-05-09 Nippon Telegr & Teleph Corp <Ntt> 光フアイバの製造方法
JPH0717396B2 (ja) * 1983-12-22 1995-03-01 アメリカン テレフオン アンド テレグラフ カムパニ− 高珪酸ガラス物品の作成
JPS60161347A (ja) * 1984-01-24 1985-08-23 Sumitomo Electric Ind Ltd 光フアイバ用ガラス母材の製造方法
CA1284921C (en) * 1984-02-27 1991-06-18 Hiroyuki Suda Method, apparatus and burner for fabricating an optical fiber preform
JPS60239337A (ja) * 1984-05-15 1985-11-28 Sumitomo Electric Ind Ltd 光フアイバ−用ガラス母材の製造法
JPS6186436A (ja) * 1984-10-05 1986-05-01 Sumitomo Electric Ind Ltd 光フアイバ用母材の製造方法
JPS61174138A (ja) * 1985-01-28 1986-08-05 Sumitomo Electric Ind Ltd 光フアイバ用母材の製造方法
US4620861A (en) * 1985-11-04 1986-11-04 Corning Glass Works Method for making index-profiled optical device

Also Published As

Publication number Publication date
US5022904A (en) 1991-06-11
AU6698686A (en) 1987-07-02
EP0228082A1 (de) 1987-07-08
AU586058B2 (en) 1989-06-29
EP0228082B1 (de) 1990-10-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee