IN2009KO00811A - - Google Patents

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Publication number
IN2009KO00811A
IN2009KO00811A IN811KO2009A IN2009KO00811A IN 2009KO00811 A IN2009KO00811 A IN 2009KO00811A IN 811KO2009 A IN811KO2009 A IN 811KO2009A IN 2009KO00811 A IN2009KO00811 A IN 2009KO00811A
Authority
IN
India
Application number
Inventor
Kenji Okada
Original Assignee
Fujikura 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
Application filed by Fujikura Ltd filed Critical Fujikura Ltd
Publication of IN2009KO00811A publication Critical patent/IN2009KO00811A/en

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Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/012Manufacture of preforms for drawing fibres or filaments
    • C03B37/014Manufacture 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]
    • C03B37/01446Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
IN811KO2009 2008-08-04 2009-06-01 IN2009KO00811A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008201299A JP5345352B2 (en) 2008-08-04 2008-08-04 Manufacturing method of optical fiber preform

Publications (1)

Publication Number Publication Date
IN2009KO00811A true IN2009KO00811A (en) 2015-08-14

Family

ID=41608955

Family Applications (1)

Application Number Title Priority Date Filing Date
IN811KO2009 IN2009KO00811A (en) 2008-08-04 2009-06-01

Country Status (5)

Country Link
US (1) US8341979B2 (en)
JP (1) JP5345352B2 (en)
CN (1) CN101643312B (en)
IN (1) IN2009KO00811A (en)
RU (1) RU2407710C1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5639113B2 (en) * 2012-05-22 2014-12-10 古河電気工業株式会社 Manufacturing method of optical fiber preform
JP6597177B2 (en) * 2015-10-26 2019-10-30 住友電気工業株式会社 Manufacturing method of optical fiber preform
US10305350B2 (en) * 2016-11-18 2019-05-28 Cummins Power Generation Limited Generator set integrated gearbox
CN112883624B (en) * 2021-03-26 2023-03-28 广东工业大学 Method and device for constructing convective heat transfer model during drawing of MSF preform

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4304583A (en) * 1980-06-02 1981-12-08 Corning Glass Works Process for drying optical waveguide preforms
JPS60161347A (en) * 1984-01-24 1985-08-23 Sumitomo Electric Ind Ltd Preparation of parent material for optical fiber glass
US4620861A (en) * 1985-11-04 1986-11-04 Corning Glass Works Method for making index-profiled optical device
US4950319A (en) * 1986-01-30 1990-08-21 Corning Incorporated Heating oven for preparing optical waveguide fibers
JPH029727A (en) * 1988-06-28 1990-01-12 Sumitomo Electric Ind Ltd Production of optical fiber preform
US5067975A (en) * 1989-12-22 1991-11-26 Corning Incorporated Method of manufacturing optical waveguide fiber with titania-silica outer cladding
RU2086513C1 (en) 1990-11-30 1997-08-10 Корнинг Инкорпорейтед Method of making porous blank for multimode fiber optics with graduated refraction index
GB9210327D0 (en) * 1992-05-14 1992-07-01 Tsl Group Plc Heat treatment facility for synthetic vitreous silica bodies
JP2818350B2 (en) * 1993-03-18 1998-10-30 信越化学工業株式会社 Manufacturing method of quartz glass base material
US5356449A (en) * 1993-05-24 1994-10-18 At&T Bell Laboratories Vad process improvements
US5656057A (en) * 1995-05-19 1997-08-12 Corning Incorporated Method for drying and sintering an optical fiber preform
SE511083C2 (en) * 1995-12-06 1999-08-02 Sumitomo Electric Industries Method of extending glass preform
DE19628958C2 (en) * 1996-07-18 2000-02-24 Heraeus Quarzglas Process for the production of quartz glass bodies
DE19649935C2 (en) * 1996-12-02 1999-09-16 Heraeus Quarzglas Process for the production of quartz glass bodies
JP2000128563A (en) 1998-10-26 2000-05-09 Sumitomo Electric Ind Ltd Dehydration treatment of porous preform for optical fiber
JP2002047013A (en) * 2000-08-02 2002-02-12 Sumitomo Electric Ind Ltd Method of manufacturing glass article
JP2002160935A (en) * 2000-09-12 2002-06-04 Furukawa Electric Co Ltd:The Optical fiber preform
US20030000255A1 (en) 2001-06-28 2003-01-02 The Furukawa Electric Co., Ltd. Method of producing optical fiber preform and sintering apparatus
JP3895644B2 (en) * 2001-06-28 2007-03-22 古河電気工業株式会社 Vitrification method of porous soot body of optical fiber preform
JP4450533B2 (en) * 2001-08-22 2010-04-14 三菱電線工業株式会社 Optical fiber preform manufacturing method
JP2003171137A (en) * 2001-11-30 2003-06-17 Fujikura Ltd Method for manufacturing optical fiber preform
US6950591B2 (en) * 2002-05-16 2005-09-27 Corning Incorporated Laser-written cladding for waveguide formations in glass
JP2005263557A (en) * 2004-03-18 2005-09-29 Shin Etsu Chem Co Ltd Method and apparatus for sintering porous glass preform
RU2281260C1 (en) 2004-12-16 2006-08-10 Михаил Артемьевич Ероньян Method of manufacture of large-sized blanks for quartz light conduits

Also Published As

Publication number Publication date
CN101643312A (en) 2010-02-10
US8341979B2 (en) 2013-01-01
CN101643312B (en) 2012-08-29
JP2010037133A (en) 2010-02-18
US20100029458A1 (en) 2010-02-04
JP5345352B2 (en) 2013-11-20
RU2407710C1 (en) 2010-12-27

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