GR3000661T3 - Preparation of glass fibre - Google Patents

Preparation of glass fibre

Info

Publication number
GR3000661T3
GR3000661T3 GR90400517T GR900400517T GR3000661T3 GR 3000661 T3 GR3000661 T3 GR 3000661T3 GR 90400517 T GR90400517 T GR 90400517T GR 900400517 T GR900400517 T GR 900400517T GR 3000661 T3 GR3000661 T3 GR 3000661T3
Authority
GR
Greece
Prior art keywords
glass fibre
preparation
sponges
ercl3
ndcl3
Prior art date
Application number
GR90400517T
Other languages
English (en)
Inventor
Benjamin James Ainslie
Susan Patricia Craig
Original Assignee
British Telecomm
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 British Telecomm filed Critical British Telecomm
Publication of GR3000661T3 publication Critical patent/GR3000661T3/el

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]
    • C03B37/018—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] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
    • 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
    • C03B2201/20—Doped silica-based glasses doped with non-metals other than boron or fluorine
    • C03B2201/28—Doped silica-based glasses doped with non-metals other than boron or fluorine doped with phosphorus
    • 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
    • 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
    • C03B2201/34—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
GR90400517T 1986-04-24 1990-07-25 Preparation of glass fibre GR3000661T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868610053A GB8610053D0 (en) 1986-04-24 1986-04-24 Glass fibre

Publications (1)

Publication Number Publication Date
GR3000661T3 true GR3000661T3 (en) 1991-09-27

Family

ID=10596769

Family Applications (1)

Application Number Title Priority Date Filing Date
GR90400517T GR3000661T3 (en) 1986-04-24 1990-07-25 Preparation of glass fibre

Country Status (9)

Country Link
US (1) US4799946A (el)
EP (1) EP0243010B1 (el)
JP (1) JPS62256737A (el)
AT (1) ATE54656T1 (el)
CA (1) CA1312470C (el)
DE (1) DE3763734D1 (el)
ES (1) ES2016350B3 (el)
GB (1) GB8610053D0 (el)
GR (1) GR3000661T3 (el)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2621909B1 (el) * 1987-10-16 1990-01-19 Comp Generale Electricite
US5282079A (en) * 1988-06-10 1994-01-25 Pirelli General Plc Optical fibre amplifier
IT1219404B (it) * 1988-06-27 1990-05-11 Sip Procedimento e apparecchiatura per la fabbricazione di fibre ottiche in silice
JPH0662311B2 (ja) * 1988-12-07 1994-08-17 シツプ‐ソシエタ・イタリアーナ・ペル・レセルチツイオ・デル・テレコミニカイオーニ・ピー・アー シリカを基材としたファイバープリフォームのコアをドープする方法
GB2231169A (en) * 1989-04-27 1990-11-07 Stc Plc Optical fibres
GB2231168A (en) * 1989-04-27 1990-11-07 Stc Plc Optical fibres
AU625144B2 (en) * 1989-10-31 1992-07-02 Fujitsu Limited Production method for optical fiber base material
US5284500A (en) * 1989-10-31 1994-02-08 Fujitsu Limited Process for fabricating an optical fiber preform
IT1250320B (it) * 1991-10-15 1995-04-07 Sip Procedimento per la fabbricazione di guide ottiche attive a striscia monomodali per telecomunicazioni ottiche
CA2091711C (en) * 1992-03-17 2001-12-18 Shinji Ishikawa Method for producing glass thin film
US5633974A (en) * 1994-09-27 1997-05-27 The Whitaker Corporation All fiber attenuator
US5651085A (en) * 1994-09-27 1997-07-22 Chia; Shin-Lo All fiber attenuator
US6498888B1 (en) 1998-04-22 2002-12-24 Institut National D'optique High-attenuation fiber with cladding mode suppression for all-fiber optical attenuator
JP2000252558A (ja) 1999-02-26 2000-09-14 Sumitomo Electric Ind Ltd 光増幅用光ファイバおよびその製造方法
US6474106B1 (en) * 1999-11-30 2002-11-05 Corning Incorporated Rare earth and alumina-doped optical fiber preform process
KR20020073748A (ko) * 2001-03-16 2002-09-28 (주)옵토네스트 수정된 화학기상증착법에 의한 광섬유모재 제조방법 및이를 이용하여 제조된 비선형광섬유
KR100450928B1 (ko) * 2001-07-23 2004-10-02 삼성전자주식회사 수정된 화학기상 증착법을 이용한 광섬유 모재의 제조장치 및 방법
US6574406B2 (en) 2001-09-11 2003-06-03 Corning Incorporated Selectively absorbing optical fibers for optical amplifiers
US20030221459A1 (en) * 2002-05-31 2003-12-04 Walczak Wanda J. Method for forming an optical waveguide fiber preform
FI116567B (fi) * 2003-09-29 2005-12-30 Liekki Oy Menetelmä sekä järjestelmä seostetun lasimateriaalin lähtöaineiden kaasuvirtauksen muodostamiseksi
US8088250B2 (en) 2008-11-26 2012-01-03 Nalco Company Method of increasing filler content in papermaking
US8172983B2 (en) * 2007-09-12 2012-05-08 Nalco Company Controllable filler prefloculation using a dual polymer system
US9752283B2 (en) 2007-09-12 2017-09-05 Ecolab Usa Inc. Anionic preflocculation of fillers used in papermaking

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864113A (en) * 1973-10-19 1975-02-04 Corning Glass Works Method of Producing Glass by Flame Hydrolysis
US3971645A (en) * 1975-09-12 1976-07-27 Bell Telephone Laboratories, Incorporated Method of making compound-glass optical waveguides fabricated by a metal evaporation technique
JPH0234894B2 (ja) * 1982-03-25 1990-08-07 Kogyo Gijutsuin Kisohannogarasuseizosochinogenryogasukyokyuki
US4597787A (en) * 1984-11-13 1986-07-01 Ispra Fibroptics Industries Herzlia Ltd. Manufacture of optical fibre preforms
EP0272258B1 (en) * 1985-08-13 1992-09-30 Btg International Limited Fabrication of optical fibres
US4666486A (en) * 1985-09-24 1987-05-19 Hutta Joseph J Process for making bulk heavy metal fluoride glasses

Also Published As

Publication number Publication date
EP0243010B1 (en) 1990-07-18
CA1312470C (en) 1993-01-12
EP0243010A1 (en) 1987-10-28
JPH0575704B2 (el) 1993-10-21
DE3763734D1 (de) 1990-08-23
GB8610053D0 (en) 1986-05-29
ATE54656T1 (de) 1990-08-15
US4799946A (en) 1989-01-24
JPS62256737A (ja) 1987-11-09
ES2016350B3 (es) 1990-11-01

Similar Documents

Publication Publication Date Title
GR3000661T3 (en) Preparation of glass fibre
AU515354B2 (en) Method of producing glass optical filaments
AU534642B2 (en) Hollow cylindrical apparatus for the fiberization of glass
AU506980B2 (en) Process of making porous ceramic glass filament structure
DE2964002D1 (en) Method of producing glass mats using novel glass fiber dispersion composition
GB2027224B (en) High bandwidth gradient index optical filament and method of fabrication
GB2027929B (en) High bandwidth gradient index optical filament and method of fabrication
IT1065057B (it) Procedimento per la preparazione di substrati cementizi rinforzati con fibre di vetro o lana di vetro
ATE81114T1 (de) Herstellung von optischen fasern.
JPS5636620A (en) Method of treating end of glass optical fiber
KR850007235A (ko) 싱글모우드 파이버용 중간체의 제조방법
RU94046442A (ru) Изделие из камня в форме пластины, способ и средства для его изготовления
EP0154342A3 (en) Method for producing highly pure glass preform for optical fiber
GB2059944B (en) Fabrication method of optical fibre preforms
GB8807481D0 (en) Method of vitrifying porous article consisting of glass soot & furnace for implementation of method
ES8201323A1 (es) Un metodo mejorado para la fabricacion de una preforma de fibra optica
DE3368592D1 (en) Method of producing optical fiber preform
JPS5536342A (en) High grade quality improving method of wool fiber substance
DE3372358D1 (en) Method of making glass optical fiber
JPS5742558A (en) Method of coating fibrous glass with glassy metal
EP0306883A3 (en) Liquid composition for glass fiber impregnation
IT7923963A0 (it) Metodo ed apparato per la fabbricazione di fibre di vetro.
ZA817653B (en) Method of manufacturing glass fibers
JPS5694734A (en) Method of etching borosilicate glass
EP0157238A3 (en) Apparatus for producing porous preforms for optical fibers