IN169151B - - Google Patents

Info

Publication number
IN169151B
IN169151B IN11/MAS/87A IN11MA1987A IN169151B IN 169151 B IN169151 B IN 169151B IN 11MA1987 A IN11MA1987 A IN 11MA1987A IN 169151 B IN169151 B IN 169151B
Authority
IN
India
Prior art keywords
chamber
susceptor
induction heating
heating coil
glass material
Prior art date
Application number
IN11/MAS/87A
Other languages
English (en)
Inventor
Robert Lane Kenneth
Lee Prusha Donald
Emil Siebold William
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 IN169151B publication Critical patent/IN169151B/en

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
    • C03B37/08—Bushings, e.g. construction, bushing reinforcement means; Spinnerettes; Nozzles; Nozzle plates
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Thermal Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Paper (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Seal Device For Vehicle (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
IN11/MAS/87A 1986-01-30 1987-01-08 IN169151B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/824,136 US4741748A (en) 1986-01-30 1986-01-30 Heating oven for preparing optical waveguide fibers

Publications (1)

Publication Number Publication Date
IN169151B true IN169151B (es) 1991-09-07

Family

ID=25240683

Family Applications (1)

Application Number Title Priority Date Filing Date
IN11/MAS/87A IN169151B (es) 1986-01-30 1987-01-08

Country Status (14)

Country Link
US (1) US4741748A (es)
EP (1) EP0232077B1 (es)
JP (1) JP2778687B2 (es)
KR (1) KR950010808B1 (es)
AT (1) ATE90927T1 (es)
AU (1) AU595275B2 (es)
CA (1) CA1315107C (es)
DE (1) DE3786271T2 (es)
DK (1) DK168067B1 (es)
ES (1) ES2042544T3 (es)
FI (1) FI82030C (es)
IL (1) IL81195A (es)
IN (1) IN169151B (es)
NO (1) NO173182C (es)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988006145A1 (en) * 1987-02-16 1988-08-25 Sumitomo Electric Industries, Ltd. Heating furnace for glass materials for optical fiber and method of manufacturing same
EP0542724B1 (en) * 1987-02-16 1996-06-12 Sumitomo Electric Industries Limited Furnace for heating glass preform for optical fiber and method for producing glass preform
DE3735879C2 (de) * 1987-10-23 1995-07-20 Leybold Ag Verfahren und Vorrichtung zum Sintern von keramischen Rohlingen
JPH03131544A (ja) * 1989-06-29 1991-06-05 Sumitomo Electric Ind Ltd 光ファイバ用ガラス母材の加熱炉および製法
DE3924287A1 (de) * 1989-07-22 1991-02-07 Rheydt Kabelwerk Ag Vorrichtung zum ziehen einer glasfaser, die als lichtwellenleiter dient
DE3924286A1 (de) * 1989-07-22 1991-01-31 Rheydt Kabelwerk Ag Vorrichtung zum ziehen einer glasfaser, die als lichtwellenleiter dient
US5318611A (en) * 1992-03-13 1994-06-07 Ensign-Bickford Optical Technologies, Inc. Methods of making optical waveguides and waveguides made thereby
JP3060782B2 (ja) * 1993-06-08 2000-07-10 住友電気工業株式会社 高純度透明ガラスの製造方法
US6011644A (en) * 1994-07-29 2000-01-04 Corning Incorporated Hybrid fiber amplifier
US5656057A (en) * 1995-05-19 1997-08-12 Corning Incorporated Method for drying and sintering an optical fiber preform
US5838866A (en) 1995-11-03 1998-11-17 Corning Incorporated Optical fiber resistant to hydrogen-induced attenuation
EP1364919B1 (en) * 1998-11-05 2008-02-13 Shin-Etsu Chemical Co., Ltd. Method for manufacturing a preform and optical fibre from the preform
KR100346112B1 (ko) * 1999-12-22 2002-08-01 삼성전자 주식회사 솔-젤 공법을 채용한 광섬유 모재 제조공정의 소결공정에서 오버 자켓팅 튜브 소결장치 및 그 방법
US6467313B1 (en) 2000-06-09 2002-10-22 Corning Incorporated Method for controlling dopant profiles
US20020183971A1 (en) * 2001-04-10 2002-12-05 Wegerich Stephan W. Diagnostic systems and methods for predictive condition monitoring
JP2004359520A (ja) * 2003-06-06 2004-12-24 Toshiba Ceramics Co Ltd 合成シリカガラスの製造方法及びその製造装置
US20050097923A1 (en) * 2003-11-12 2005-05-12 General Electric Company System and support rod assembly for sintering fiber optic sleeve tubes
US20080035682A1 (en) * 2006-08-10 2008-02-14 Calvin Thomas Coffey Apparatus for particle synthesis
JP5624911B2 (ja) * 2011-02-23 2014-11-12 株式会社フジクラ 光ファイバ用多孔質母材をガラス化するための脱水焼結炉および脱水焼結方法
GB201320280D0 (en) 2013-11-18 2014-01-01 Heraeus Quartz Uk Ltd Furnace for sintering silica soot bodies
JP6540450B2 (ja) * 2015-10-26 2019-07-10 住友電気工業株式会社 ガラス母材の製造方法
US11072560B2 (en) 2017-08-29 2021-07-27 Corning Incorporated Neutralizing gas system for furnace
EP3450409A1 (en) * 2017-08-29 2019-03-06 Corning Incorporated Method and furnace for preparing an optical fiber preform using etchant and neutralizing gases

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121920A (en) * 1970-04-06 1978-10-24 International Telephone & Telegraph Corp. Glass fiber drawing machine
US4125388A (en) * 1976-12-20 1978-11-14 Corning Glass Works Method of making optical waveguides
US4307278A (en) * 1980-01-11 1981-12-22 Park-Ohio Industries, Inc. Control device for parallel induction heating coils
GB2078668B (en) * 1980-06-23 1983-12-21 Baumli P J Suction head for handling labels
US4410344A (en) * 1981-09-28 1983-10-18 Western Electric Company, Inc. Optical waveguide fiber draw guiding and coating method and apparatus
JPS59500912A (ja) * 1982-05-28 1984-05-24 ウエスタ−ン　エレクトリツク　カムパニ−，インコ−ポレ−テツド 改良形ジルコニア誘導炉
US4533378A (en) * 1982-05-28 1985-08-06 At&T Technologies, Inc. Modified zirconia induction furnace
DE3369452D1 (en) * 1982-05-28 1987-02-26 Western Electric Co Modified zirconia induction furnace
US4453961A (en) * 1982-07-26 1984-06-12 Corning Glass Works Method of making glass optical fiber
US4501942A (en) * 1982-09-09 1985-02-26 Park-Ohio Industries, Inc. Method and apparatus for uniform induction heating of an elongated workpiece
JPS59174538A (ja) * 1983-03-24 1984-10-03 Hitachi Cable Ltd 光フアイバ母材の製造方法
JPS59199542A (ja) * 1983-04-25 1984-11-12 Showa Electric Wire & Cable Co Ltd 多孔質母材のガラス化方法
JPS6040566U (ja) * 1983-08-30 1985-03-22 日立建機株式会社 建設機械
US4629485A (en) * 1983-09-26 1986-12-16 Corning Glass Works Method of making fluorine doped optical preform and fiber and resultant articles
JPS6081036A (ja) * 1983-10-12 1985-05-09 Sumitomo Electric Ind Ltd 光フアイバ母材の製造方法
JP2549615B2 (ja) * 1984-06-18 1996-10-30 住友電気工業株式会社 光フアイバ用ガラス母材の焼結方法
JPS6172644A (ja) * 1984-09-19 1986-04-14 Sumitomo Electric Ind Ltd 低損失光フアイバの製造方法
US4654065A (en) * 1985-12-05 1987-03-31 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Quasi-containerless glass formation method and apparatus
JPS62176936A (ja) * 1986-01-30 1987-08-03 Sumitomo Electric Ind Ltd 光フアイバプリフオ−ムの製造方法および製造装置

Also Published As

Publication number Publication date
KR950010808B1 (ko) 1995-09-23
NO173182B (no) 1993-08-02
FI82030C (fi) 1991-01-10
EP0232077B1 (en) 1993-06-23
NO870372L (no) 1987-07-31
JP2778687B2 (ja) 1998-07-23
ATE90927T1 (de) 1993-07-15
AU595275B2 (en) 1990-03-29
DE3786271D1 (de) 1993-07-29
IL81195A0 (en) 1987-08-31
DE3786271T2 (de) 1994-01-20
NO173182C (no) 1993-11-10
FI82030B (fi) 1990-09-28
JPS62187130A (ja) 1987-08-15
AU6715887A (en) 1987-08-06
EP0232077A3 (en) 1989-03-01
KR870007072A (ko) 1987-08-14
IL81195A (en) 1992-08-18
FI870393A0 (fi) 1987-01-29
NO870372D0 (no) 1987-01-29
DK13287D0 (da) 1987-01-12
FI870393A (fi) 1987-07-31
CA1315107C (en) 1993-03-30
DK168067B1 (da) 1994-01-31
ES2042544T3 (es) 1993-12-16
DK13287A (da) 1987-07-31
EP0232077A2 (en) 1987-08-12
US4741748A (en) 1988-05-03

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