EP1044173A4 - Method of making large scale optical fiber preforms with improved properties - Google Patents
Method of making large scale optical fiber preforms with improved propertiesInfo
- Publication number
- EP1044173A4 EP1044173A4 EP98966067A EP98966067A EP1044173A4 EP 1044173 A4 EP1044173 A4 EP 1044173A4 EP 98966067 A EP98966067 A EP 98966067A EP 98966067 A EP98966067 A EP 98966067A EP 1044173 A4 EP1044173 A4 EP 1044173A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- optical fiber
- large scale
- improved properties
- fiber preforms
- making large
- 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.)
- Withdrawn
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]
- C03B37/01413—Reactant delivery systems
- C03B37/0142—Reactant deposition burners
-
- 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]
- C03B37/01466—Means for changing or stabilising the diameter or form of tubes or rods
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/02—Pure silica glass, e.g. pure fused quartz
-
- 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
- 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
- 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
-
- 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
- C03B2207/12—Nozzle or orifice plates
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2207/00—Glass deposition burners
- C03B2207/50—Multiple burner arrangements
- C03B2207/54—Multiple burner arrangements combined with means for heating the deposit, e.g. non-deposition burner
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2207/00—Glass deposition burners
- C03B2207/60—Relationship between burner and deposit, e.g. position
- C03B2207/64—Angle
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2207/00—Glass deposition burners
- C03B2207/80—Feeding the burner or the burner-heated deposition site
- C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
- C03B2207/87—Controlling the temperature
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US99730897A | 1997-12-23 | 1997-12-23 | |
US997308 | 1997-12-23 | ||
PCT/US1998/027418 WO1999032413A1 (en) | 1997-12-23 | 1998-12-23 | Method of making large scale optical fiber preforms with improved properties |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1044173A1 EP1044173A1 (en) | 2000-10-18 |
EP1044173A4 true EP1044173A4 (en) | 2005-03-09 |
Family
ID=25543865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98966067A Withdrawn EP1044173A4 (en) | 1997-12-23 | 1998-12-23 | Method of making large scale optical fiber preforms with improved properties |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1044173A4 (en) |
WO (1) | WO1999032413A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020005051A1 (en) | 2000-04-28 | 2002-01-17 | Brown John T. | Substantially dry, silica-containing soot, fused silica and optical fiber soot preforms, apparatus, methods and burners for manufacturing same |
DE10050324C1 (en) * | 2000-10-10 | 2001-12-13 | Heraeus Quarzglas | Production of tube made from doped quartz glass used as preform for optical fibers comprises flame hydrolysis of first starting mixture containing silicon and second starting mixture forming germanium dioxide |
JP2002303741A (en) * | 2001-04-06 | 2002-10-18 | Shin Etsu Chem Co Ltd | Glass preform for single mode optical fiber, single mode optical fiber and its evaluation method |
US10574021B2 (en) | 2016-05-13 | 2020-02-25 | Corning Incorporated | Optical tube waveguide lasing medium and related method |
WO2017197094A2 (en) * | 2016-05-13 | 2017-11-16 | Corning Incorporated | Optical tube waveguide lasing medium and related method |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3823995A (en) * | 1972-03-30 | 1974-07-16 | Corning Glass Works | Method of forming light focusing fiber waveguide |
JPS6065742A (en) * | 1983-09-16 | 1985-04-15 | Furukawa Electric Co Ltd:The | Production of porous glass base material for optical fiber by vad method |
JPS62223036A (en) * | 1986-03-20 | 1987-10-01 | Nippon Telegr & Teleph Corp <Ntt> | Production of preform for optical fiber and apparatus therefor |
US5318611A (en) * | 1992-03-13 | 1994-06-07 | Ensign-Bickford Optical Technologies, Inc. | Methods of making optical waveguides and waveguides made thereby |
JPH08119657A (en) * | 1994-10-27 | 1996-05-14 | Yazaki Corp | Production of preforated preform of single mode optical fiber |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4298365A (en) * | 1980-07-03 | 1981-11-03 | Corning Glass Works | Method of making a soot preform compositional profile |
-
1998
- 1998-12-23 EP EP98966067A patent/EP1044173A4/en not_active Withdrawn
- 1998-12-23 WO PCT/US1998/027418 patent/WO1999032413A1/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3823995A (en) * | 1972-03-30 | 1974-07-16 | Corning Glass Works | Method of forming light focusing fiber waveguide |
JPS6065742A (en) * | 1983-09-16 | 1985-04-15 | Furukawa Electric Co Ltd:The | Production of porous glass base material for optical fiber by vad method |
JPS62223036A (en) * | 1986-03-20 | 1987-10-01 | Nippon Telegr & Teleph Corp <Ntt> | Production of preform for optical fiber and apparatus therefor |
US5318611A (en) * | 1992-03-13 | 1994-06-07 | Ensign-Bickford Optical Technologies, Inc. | Methods of making optical waveguides and waveguides made thereby |
JPH08119657A (en) * | 1994-10-27 | 1996-05-14 | Yazaki Corp | Production of preforated preform of single mode optical fiber |
Non-Patent Citations (4)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 009, no. 196 (C - 297) 13 August 1985 (1985-08-13) * |
PATENT ABSTRACTS OF JAPAN vol. 012, no. 084 (C - 482) 17 March 1988 (1988-03-17) * |
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 09 30 September 1996 (1996-09-30) * |
See also references of WO9932413A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO1999032413A1 (en) | 1999-07-01 |
EP1044173A1 (en) | 2000-10-18 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20000704 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): DE GB |
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RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: HUERTA, AURELIA Inventor name: WU, FENGQING |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20050121 |
|
17Q | First examination report despatched |
Effective date: 20090910 |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
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GRAC | Information related to communication of intention to grant a patent modified |
Free format text: ORIGINAL CODE: EPIDOSCIGR1 |
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GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20130702 |