GB8316931D0 - Glass preform - Google Patents
Glass preformInfo
- Publication number
- GB8316931D0 GB8316931D0 GB838316931A GB8316931A GB8316931D0 GB 8316931 D0 GB8316931 D0 GB 8316931D0 GB 838316931 A GB838316931 A GB 838316931A GB 8316931 A GB8316931 A GB 8316931A GB 8316931 D0 GB8316931 D0 GB 8316931D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- glass preform
- preform
- 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.)
- Granted
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]
- C03B37/01446—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]
- C03B37/01413—Reactant delivery systems
-
- 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]
- C03B37/01413—Reactant delivery systems
- C03B37/0142—Reactant deposition burners
- C03B37/01426—Plasma deposition burners or torches
-
- 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
- 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
- C03B37/01853—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
- C03C13/04—Fibre optics, e.g. core and clad fibre compositions
- C03C13/045—Silica-containing oxide glass compositions
-
- 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
- C03B2201/24—Doped silica-based glasses doped with non-metals other than boron or fluorine doped with nitrogen, e.g. silicon oxy-nitride glasses
-
- 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
- C03B2207/20—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
- C03B2207/30—For glass precursor of non-standard type, e.g. solid SiH3F
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Glass Compositions (AREA)
- Glass Melting And Manufacturing (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12837879A JPS5654239A (en) | 1979-10-04 | 1979-10-04 | Preparation of optical transmission glass preform |
JP663380A JPS56104738A (en) | 1980-01-22 | 1980-01-22 | Preparation of glass preform for light-piping |
JP2062480A JPS56120531A (en) | 1980-02-22 | 1980-02-22 | Manufacture of optical transmission glass preform |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8316931D0 true GB8316931D0 (en) | 1983-07-27 |
GB2129417A GB2129417A (en) | 1984-05-16 |
GB2129417B GB2129417B (en) | 1984-10-10 |
Family
ID=27277255
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8032139A Expired GB2062615B (en) | 1979-10-04 | 1980-10-06 | Preparing glass preform for optical transmission |
GB08316931A Expired GB2129417B (en) | 1979-10-04 | 1983-06-22 | A process for preparing a glass preform for optical transmission |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8032139A Expired GB2062615B (en) | 1979-10-04 | 1980-10-06 | Preparing glass preform for optical transmission |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE3037491C2 (en) |
GB (2) | GB2062615B (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4378987A (en) * | 1981-10-15 | 1983-04-05 | Corning Glass Works | Low temperature method for making optical fibers |
DE3203349A1 (en) * | 1981-11-28 | 1983-06-09 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | METHOD AND DEVICE FOR PRODUCING AN OPTICAL GLASS FIBER WITH A LOW OH ION CONTENT |
EP0127956A1 (en) * | 1983-05-10 | 1984-12-12 | Aetna Telecommunications Laboratories | Method for manufacturing sinterable glass bodies |
GB2162168B (en) * | 1984-07-25 | 1988-06-29 | Stc Plc | Optical fibre manufacture |
GB2164934B (en) * | 1984-09-29 | 1988-10-05 | Stc Plc | Optical fibres |
DE3441056A1 (en) * | 1984-11-09 | 1986-05-22 | Siemens AG, 1000 Berlin und 8000 München | Process for reducing wear of quartz parts used in the gas-phase deposition of silicon |
DE3530153A1 (en) * | 1985-08-23 | 1987-03-05 | Licentia Gmbh | METHOD FOR PRODUCING A AEROSOL FLOW |
KR100346220B1 (en) * | 2000-09-05 | 2002-08-01 | 삼성전자 주식회사 | Co-flow diffusion flame burner device for fabricating of optical waveguide |
US6793775B2 (en) * | 2001-03-13 | 2004-09-21 | Mikhail I. Gouskov | Multiple torch—multiple target method and apparatus for plasma outside chemical vapor deposition |
DE10252270A1 (en) * | 2002-11-07 | 2004-05-27 | Heraeus Tenevo Ag | Production of quartz glass blank comprises feeding starting component containing fuel gas and silicon to deposition burner, converting to silicon dioxide particles, and depositing on rotating support in layers to form blank |
US7045737B2 (en) * | 2003-03-03 | 2006-05-16 | Sumitomo Electric Industries, Ltd. | Glass-processing method and glass-processing apparatus for the method |
DE102008033945B4 (en) * | 2008-07-19 | 2012-03-08 | Heraeus Quarzglas Gmbh & Co. Kg | Process for the preparation of quartz glass doped with nitrogen and quartz glass grains suitable for carrying out the process, process for producing a quartz glass strand and method for producing a quartz glass crucible |
WO2021225801A1 (en) | 2020-05-08 | 2021-11-11 | Corning Incorporated | System and method for nitrogen doping of a glass article |
CN113941713B (en) * | 2021-09-17 | 2023-07-07 | 武汉拓普准晶新材料有限公司 | Silicon carbide ceramic-metal composite material product and preparation method thereof |
CN114634168B (en) * | 2022-03-08 | 2023-11-28 | 中国科学院过程工程研究所 | Preparation of pure-phase multi-shell Si 2 N 2 System and method for O-hollow spherical powder |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3775075A (en) * | 1972-01-03 | 1973-11-27 | Corning Glass Works | Method of forming optical waveguide fibers |
US3826560A (en) * | 1972-03-30 | 1974-07-30 | Corning Glass Works | Method of forming a light focusing fiber waveguide |
GB1450123A (en) * | 1973-11-27 | 1976-09-22 | Post Office | Doped vitreous silica |
US4157906A (en) * | 1978-02-21 | 1979-06-12 | Corning Glass Works | Method of drawing glass optical waveguides |
-
1980
- 1980-10-03 DE DE19803037491 patent/DE3037491C2/en not_active Expired
- 1980-10-06 GB GB8032139A patent/GB2062615B/en not_active Expired
-
1983
- 1983-06-22 GB GB08316931A patent/GB2129417B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2062615B (en) | 1984-01-11 |
DE3037491C2 (en) | 1983-10-27 |
GB2062615A (en) | 1981-05-28 |
GB2129417B (en) | 1984-10-10 |
DE3037491A1 (en) | 1981-04-09 |
GB2129417A (en) | 1984-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 20001005 |