DE3575908D1 - Verfahren zur herstellung einer glasvorform fuer optische fasern. - Google Patents
Verfahren zur herstellung einer glasvorform fuer optische fasern.Info
- Publication number
- DE3575908D1 DE3575908D1 DE8585112527T DE3575908T DE3575908D1 DE 3575908 D1 DE3575908 D1 DE 3575908D1 DE 8585112527 T DE8585112527 T DE 8585112527T DE 3575908 T DE3575908 T DE 3575908T DE 3575908 D1 DE3575908 D1 DE 3575908D1
- Authority
- DE
- Germany
- Prior art keywords
- producing
- optical fibers
- 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.)
- Expired - Fee Related
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
- C03B37/10—Non-chemical treatment
- C03B37/14—Re-forming fibres or filaments, i.e. changing their shape
-
- 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]
- C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
- C03B37/0146—Furnaces therefor, e.g. muffle tubes, furnace linings
-
- 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
- C03B37/10—Non-chemical treatment
- C03B37/12—Non-chemical treatment of fibres or filaments during winding up
-
- 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
- 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
- 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
- C03B2203/26—Parabolic or graded index [GRIN] core profile
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S65/00—Glass manufacturing
- Y10S65/15—Nonoxygen containing chalogenides
- Y10S65/16—Optical filament or fiber treatment with fluorine or incorporating fluorine in final product
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Compositions (AREA)
- Glass Melting And Manufacturing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59208032A JPS6186436A (ja) | 1984-10-05 | 1984-10-05 | 光フアイバ用母材の製造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3575908D1 true DE3575908D1 (de) | 1990-03-15 |
Family
ID=16549539
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8585112527T Expired - Fee Related DE3575908D1 (de) | 1984-10-05 | 1985-10-03 | Verfahren zur herstellung einer glasvorform fuer optische fasern. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4693738A (de) |
EP (1) | EP0177040B1 (de) |
JP (1) | JPS6186436A (de) |
KR (1) | KR890003704B1 (de) |
CN (1) | CN85107822B (de) |
AU (1) | AU571114B2 (de) |
CA (1) | CA1242617A (de) |
DE (1) | DE3575908D1 (de) |
DK (1) | DK162385C (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4620861A (en) * | 1985-11-04 | 1986-11-04 | Corning Glass Works | Method for making index-profiled optical device |
US5217516A (en) * | 1985-12-27 | 1993-06-08 | Sumitomo Electric Industries, Ltd. | Method of making optical glass article |
DE3674749D1 (de) * | 1985-12-27 | 1990-11-08 | Sumitomo Electric Industries | Verfahren zur herstellung eines optischen glasartikels. |
JPH0196039A (ja) * | 1987-10-07 | 1989-04-14 | Sumitomo Electric Ind Ltd | 光フアイバ用母材の製造方法 |
JP2683757B2 (ja) * | 1988-12-15 | 1997-12-03 | 住友電気工業株式会社 | ガラス母材の支持方法及びその支持構造 |
US5236481A (en) * | 1992-02-21 | 1993-08-17 | Corning Incorporated | Method of doping porous glass preforms |
US5656057A (en) * | 1995-05-19 | 1997-08-12 | Corning Incorporated | Method for drying and sintering an optical fiber preform |
US6263706B1 (en) * | 1999-03-30 | 2001-07-24 | Deliso Evelyn M. | Method of controlling fluorine doping in soot preforms |
US6715322B2 (en) * | 2001-01-05 | 2004-04-06 | Lucent Technologies Inc. | Manufacture of depressed index optical fibers |
JP2003040638A (ja) * | 2001-07-30 | 2003-02-13 | Furukawa Electric Co Ltd:The | 光ファイバ母材の製造方法 |
US6862900B2 (en) * | 2001-09-21 | 2005-03-08 | Corning Incorporated | Method and apparatus for reducing stress between depositions within a substrate tube |
DE10149400B4 (de) * | 2001-10-06 | 2004-05-13 | Schott Glas | Verfahren und Vorrichtung zum kontaktlosen Formgeben von schmelzflüssigen Glasposten mittels Gaslevitation |
US8037717B2 (en) * | 2001-10-26 | 2011-10-18 | Corning Incorporated | Methods and apparatus for pulsed doping or drying a soot preform |
DE102006059779B4 (de) * | 2006-12-15 | 2010-06-24 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren für die Herstellung eines Hohlzylinders aus synthetischem Quarzglas, nach dem Verfahren erhaltener dickwandiger Hohlzylinder und Verfahren zur Herstellung einer Vorform für optische Fasern |
JP2009023898A (ja) * | 2007-06-20 | 2009-02-05 | Asahi Glass Co Ltd | 合成石英ガラス体、その製造方法、光学素子および光学装置 |
WO2018123541A1 (ja) * | 2016-12-28 | 2018-07-05 | 住友電気工業株式会社 | 光ファイバ母材製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4157906A (en) * | 1978-02-21 | 1979-06-12 | Corning Glass Works | Method of drawing glass optical waveguides |
US4165223A (en) * | 1978-03-06 | 1979-08-21 | Corning Glass Works | Method of making dry optical waveguides |
US4263031A (en) * | 1978-06-12 | 1981-04-21 | Corning Glass Works | Method of producing glass optical filaments |
FR2432478B1 (de) * | 1978-07-31 | 1982-03-12 | Quartz & Silice | |
JPS5844619B2 (ja) * | 1979-09-26 | 1983-10-04 | 日本電信電話株式会社 | 光フアイバ母材の製造法 |
US4629485A (en) * | 1983-09-26 | 1986-12-16 | Corning Glass Works | Method of making fluorine doped optical preform and fiber and resultant articles |
AU569757B2 (en) * | 1983-10-19 | 1988-02-18 | Nippon Telegraph & Telephone Corporation | Optical fibre preform manufacture |
US4586943A (en) * | 1983-10-20 | 1986-05-06 | Sumitomo Electric Industries, Ltd. | Method for the production of glass preform for optical fibers |
JPS60260430A (ja) * | 1984-06-04 | 1985-12-23 | Sumitomo Electric Ind Ltd | フツ素をクラツド部に含有する光フアイバ用母材の製造方法 |
-
1984
- 1984-10-05 JP JP59208032A patent/JPS6186436A/ja active Granted
-
1985
- 1985-08-22 KR KR1019850006073A patent/KR890003704B1/ko not_active IP Right Cessation
- 1985-09-26 CN CN85107822A patent/CN85107822B/zh not_active Expired
- 1985-09-30 US US06/781,636 patent/US4693738A/en not_active Expired - Fee Related
- 1985-10-02 AU AU48208/85A patent/AU571114B2/en not_active Ceased
- 1985-10-03 DE DE8585112527T patent/DE3575908D1/de not_active Expired - Fee Related
- 1985-10-03 EP EP85112527A patent/EP0177040B1/de not_active Expired - Lifetime
- 1985-10-04 CA CA000492275A patent/CA1242617A/en not_active Expired
- 1985-10-04 DK DK455085A patent/DK162385C/da active
Also Published As
Publication number | Publication date |
---|---|
JPS6186436A (ja) | 1986-05-01 |
KR860003170A (ko) | 1986-05-21 |
US4693738A (en) | 1987-09-15 |
KR890003704B1 (ko) | 1989-09-30 |
DK455085A (da) | 1986-04-06 |
EP0177040A2 (de) | 1986-04-09 |
JPH05351B2 (de) | 1993-01-05 |
EP0177040A3 (en) | 1987-09-02 |
DK455085D0 (da) | 1985-10-04 |
AU571114B2 (en) | 1988-03-31 |
CN85107822B (zh) | 1988-07-06 |
AU4820885A (en) | 1986-04-10 |
CA1242617A (en) | 1988-10-04 |
CN85107822A (zh) | 1986-04-10 |
EP0177040B1 (de) | 1990-02-07 |
DK162385C (da) | 1992-03-23 |
DK162385B (da) | 1991-10-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |