JP2004522679A - 光ファイバ予成形体を製造する方法及び堆積バーナ - Google Patents

光ファイバ予成形体を製造する方法及び堆積バーナ Download PDF

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Publication number
JP2004522679A
JP2004522679A JP2002551481A JP2002551481A JP2004522679A JP 2004522679 A JP2004522679 A JP 2004522679A JP 2002551481 A JP2002551481 A JP 2002551481A JP 2002551481 A JP2002551481 A JP 2002551481A JP 2004522679 A JP2004522679 A JP 2004522679A
Authority
JP
Japan
Prior art keywords
burner
preform
flow
flame
glass
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.)
Pending
Application number
JP2002551481A
Other languages
English (en)
Japanese (ja)
Inventor
ロバ，ジャコモ・ステファノ
ヌティニ，マッシモ
Original Assignee
ピレリ・ソチエタ・ペル・アツィオーニ
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 ピレリ・ソチエタ・ペル・アツィオーニ filed Critical ピレリ・ソチエタ・ペル・アツィオーニ
Publication of JP2004522679A publication Critical patent/JP2004522679A/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46—Details, e.g. noise reduction means
    • F23D14/48—Nozzles
    • F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
    • F23D14/583—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration of elongated shape, e.g. slits
    • 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]
    • C03B37/01413—Reactant delivery systems
    • C03B37/0142—Reactant deposition burners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/20—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone
    • F23D14/22—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/32—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid using a mixture of gaseous fuel and pure oxygen or oxygen-enriched air
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/04—Multi-nested ports
    • C03B2207/06—Concentric circular ports
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/04—Multi-nested ports
    • C03B2207/08—Recessed or protruding ports
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/04—Multi-nested ports
    • C03B2207/16—Non-circular ports, e.g. square or oval
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/20—Specific substances in specified ports, e.g. all gas flows specified
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/20—Specific substances in specified ports, e.g. all gas flows specified
    • C03B2207/24—Multiple flame type, e.g. double-concentric flame
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/40—Mechanical flame shields
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/42—Assembly details; Material or dimensions of burner; Manifolds or supports

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth 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)
JP2002551481A 2000-12-19 2001-11-30 光ファイバ予成形体を製造する方法及び堆積バーナ Pending JP2004522679A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP00127849 2000-12-19
US25695000P 2000-12-21 2000-12-21
PCT/EP2001/014017 WO2002049976A1 (fr) 2000-12-19 2001-11-30 Procede et bruleur de depot servant dans la fabrication de preformes de fibres optiques

Publications (1)

Publication Number Publication Date
JP2004522679A true JP2004522679A (ja) 2004-07-29

Family

ID=31725335

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002551481A Pending JP2004522679A (ja) 2000-12-19 2001-11-30 光ファイバ予成形体を製造する方法及び堆積バーナ

Country Status (4)

Country Link
JP (1) JP2004522679A (fr)
AU (1) AU2002220743A1 (fr)
BR (1) BR0116291A (fr)
WO (1) WO2002049976A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002098805A1 (fr) 2001-05-30 2002-12-12 Pirelli & C. S.P.A. Procede et bruleur pour produire une preforme de fibre optique de verre par depot par evaporation sous vide

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5580733A (en) * 1978-12-11 1980-06-18 Nippon Telegr & Teleph Corp <Ntt> Production of optical fiber base material
JPS5849632A (ja) * 1981-09-18 1983-03-23 Nec Corp 偏波面保存フアイバの製造方法
JPS5939735A (ja) * 1982-08-26 1984-03-05 Sumitomo Electric Ind Ltd ガラス微粒子煤体の製造方法及びそのバ−ナ
JPH02164733A (ja) * 1988-12-16 1990-06-25 Sumitomo Electric Ind Ltd ガラス微粒子堆積体の製造方法
JPH04228440A (ja) * 1990-12-27 1992-08-18 Sumitomo Electric Ind Ltd ガラス体の製造方法
JPH06199534A (ja) * 1992-12-29 1994-07-19 Tatsuta Electric Wire & Cable Co Ltd 分散シフトファイバ用母材の製造方法

Also Published As

Publication number Publication date
WO2002049976A1 (fr) 2002-06-27
BR0116291A (pt) 2004-03-02
AU2002220743A1 (en) 2002-07-01

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