IL81195A - Heating oven for preparing optical waveguide fibers - Google Patents
Heating oven for preparing optical waveguide fibersInfo
- Publication number
- IL81195A IL81195A IL81195A IL8119587A IL81195A IL 81195 A IL81195 A IL 81195A IL 81195 A IL81195 A IL 81195A IL 8119587 A IL8119587 A IL 8119587A IL 81195 A IL81195 A IL 81195A
- Authority
- IL
- Israel
- Prior art keywords
- optical waveguide
- chamber
- waveguide fibers
- heating oven
- susceptor
- Prior art date
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
- C03B37/08—Bushings, e.g. construction, bushing reinforcement means; Spinnerettes; Nozzles; Nozzle plates
-
- 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
- C03B37/01—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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Thermal Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Compositions (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Paper (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Seal Device For Vehicle (AREA)
- Glass Melting And Manufacturing (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/824,136 US4741748A (en) | 1986-01-30 | 1986-01-30 | Heating oven for preparing optical waveguide fibers |
Publications (2)
Publication Number | Publication Date |
---|---|
IL81195A0 IL81195A0 (en) | 1987-08-31 |
IL81195A true IL81195A (en) | 1992-08-18 |
Family
ID=25240683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL81195A IL81195A (en) | 1986-01-30 | 1987-01-07 | Heating oven for preparing optical waveguide fibers |
Country Status (14)
Country | Link |
---|---|
US (1) | US4741748A (xx) |
EP (1) | EP0232077B1 (xx) |
JP (1) | JP2778687B2 (xx) |
KR (1) | KR950010808B1 (xx) |
AT (1) | ATE90927T1 (xx) |
AU (1) | AU595275B2 (xx) |
CA (1) | CA1315107C (xx) |
DE (1) | DE3786271T2 (xx) |
DK (1) | DK168067B1 (xx) |
ES (1) | ES2042544T3 (xx) |
FI (1) | FI82030C (xx) |
IL (1) | IL81195A (xx) |
IN (1) | IN169151B (xx) |
NO (1) | NO173182C (xx) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988006145A1 (en) * | 1987-02-16 | 1988-08-25 | Sumitomo Electric Industries, Ltd. | Heating furnace for glass materials for optical fiber and method of manufacturing same |
EP0542724B1 (en) * | 1987-02-16 | 1996-06-12 | Sumitomo Electric Industries Limited | Furnace for heating glass preform for optical fiber and method for producing glass preform |
DE3735879C2 (de) * | 1987-10-23 | 1995-07-20 | Leybold Ag | Verfahren und Vorrichtung zum Sintern von keramischen Rohlingen |
JPH03131544A (ja) * | 1989-06-29 | 1991-06-05 | Sumitomo Electric Ind Ltd | 光ファイバ用ガラス母材の加熱炉および製法 |
DE3924287A1 (de) * | 1989-07-22 | 1991-02-07 | Rheydt Kabelwerk Ag | Vorrichtung zum ziehen einer glasfaser, die als lichtwellenleiter dient |
DE3924286A1 (de) * | 1989-07-22 | 1991-01-31 | Rheydt Kabelwerk Ag | Vorrichtung zum ziehen einer glasfaser, die als lichtwellenleiter dient |
US5318611A (en) * | 1992-03-13 | 1994-06-07 | Ensign-Bickford Optical Technologies, Inc. | Methods of making optical waveguides and waveguides made thereby |
JP3060782B2 (ja) * | 1993-06-08 | 2000-07-10 | 住友電気工業株式会社 | 高純度透明ガラスの製造方法 |
US6011644A (en) * | 1994-07-29 | 2000-01-04 | Corning Incorporated | Hybrid fiber amplifier |
US5656057A (en) * | 1995-05-19 | 1997-08-12 | Corning Incorporated | Method for drying and sintering an optical fiber preform |
US5838866A (en) | 1995-11-03 | 1998-11-17 | Corning Incorporated | Optical fiber resistant to hydrogen-induced attenuation |
EP1364919B1 (en) * | 1998-11-05 | 2008-02-13 | Shin-Etsu Chemical Co., Ltd. | Method for manufacturing a preform and optical fibre from the preform |
KR100346112B1 (ko) * | 1999-12-22 | 2002-08-01 | 삼성전자 주식회사 | 솔-젤 공법을 채용한 광섬유 모재 제조공정의 소결공정에서 오버 자켓팅 튜브 소결장치 및 그 방법 |
US6467313B1 (en) | 2000-06-09 | 2002-10-22 | Corning Incorporated | Method for controlling dopant profiles |
US20020183971A1 (en) * | 2001-04-10 | 2002-12-05 | Wegerich Stephan W. | Diagnostic systems and methods for predictive condition monitoring |
JP2004359520A (ja) * | 2003-06-06 | 2004-12-24 | Toshiba Ceramics Co Ltd | 合成シリカガラスの製造方法及びその製造装置 |
US20050097923A1 (en) * | 2003-11-12 | 2005-05-12 | General Electric Company | System and support rod assembly for sintering fiber optic sleeve tubes |
US20080035682A1 (en) * | 2006-08-10 | 2008-02-14 | Calvin Thomas Coffey | Apparatus for particle synthesis |
JP5624911B2 (ja) * | 2011-02-23 | 2014-11-12 | 株式会社フジクラ | 光ファイバ用多孔質母材をガラス化するための脱水焼結炉および脱水焼結方法 |
GB201320280D0 (en) | 2013-11-18 | 2014-01-01 | Heraeus Quartz Uk Ltd | Furnace for sintering silica soot bodies |
JP6540450B2 (ja) * | 2015-10-26 | 2019-07-10 | 住友電気工業株式会社 | ガラス母材の製造方法 |
US11072560B2 (en) | 2017-08-29 | 2021-07-27 | Corning Incorporated | Neutralizing gas system for furnace |
EP3450409A1 (en) * | 2017-08-29 | 2019-03-06 | Corning Incorporated | Method and furnace for preparing an optical fiber preform using etchant and neutralizing gases |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4121920A (en) * | 1970-04-06 | 1978-10-24 | International Telephone & Telegraph Corp. | Glass fiber drawing machine |
US4125388A (en) * | 1976-12-20 | 1978-11-14 | Corning Glass Works | Method of making optical waveguides |
US4307278A (en) * | 1980-01-11 | 1981-12-22 | Park-Ohio Industries, Inc. | Control device for parallel induction heating coils |
GB2078668B (en) * | 1980-06-23 | 1983-12-21 | Baumli P J | Suction head for handling labels |
US4410344A (en) * | 1981-09-28 | 1983-10-18 | Western Electric Company, Inc. | Optical waveguide fiber draw guiding and coating method and apparatus |
JPS59500912A (ja) * | 1982-05-28 | 1984-05-24 | ウエスタ−ン エレクトリツク カムパニ−,インコ−ポレ−テツド | 改良形ジルコニア誘導炉 |
US4533378A (en) * | 1982-05-28 | 1985-08-06 | At&T Technologies, Inc. | Modified zirconia induction furnace |
DE3369452D1 (en) * | 1982-05-28 | 1987-02-26 | Western Electric Co | Modified zirconia induction furnace |
US4453961A (en) * | 1982-07-26 | 1984-06-12 | Corning Glass Works | Method of making glass optical fiber |
US4501942A (en) * | 1982-09-09 | 1985-02-26 | Park-Ohio Industries, Inc. | Method and apparatus for uniform induction heating of an elongated workpiece |
JPS59174538A (ja) * | 1983-03-24 | 1984-10-03 | Hitachi Cable Ltd | 光フアイバ母材の製造方法 |
JPS59199542A (ja) * | 1983-04-25 | 1984-11-12 | Showa Electric Wire & Cable Co Ltd | 多孔質母材のガラス化方法 |
JPS6040566U (ja) * | 1983-08-30 | 1985-03-22 | 日立建機株式会社 | 建設機械 |
US4629485A (en) * | 1983-09-26 | 1986-12-16 | Corning Glass Works | Method of making fluorine doped optical preform and fiber and resultant articles |
JPS6081036A (ja) * | 1983-10-12 | 1985-05-09 | Sumitomo Electric Ind Ltd | 光フアイバ母材の製造方法 |
JP2549615B2 (ja) * | 1984-06-18 | 1996-10-30 | 住友電気工業株式会社 | 光フアイバ用ガラス母材の焼結方法 |
JPS6172644A (ja) * | 1984-09-19 | 1986-04-14 | Sumitomo Electric Ind Ltd | 低損失光フアイバの製造方法 |
US4654065A (en) * | 1985-12-05 | 1987-03-31 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Quasi-containerless glass formation method and apparatus |
JPS62176936A (ja) * | 1986-01-30 | 1987-08-03 | Sumitomo Electric Ind Ltd | 光フアイバプリフオ−ムの製造方法および製造装置 |
-
1986
- 1986-01-30 US US06/824,136 patent/US4741748A/en not_active Expired - Lifetime
-
1987
- 1987-01-06 CA CA000526735A patent/CA1315107C/en not_active Expired - Fee Related
- 1987-01-06 AU AU67158/87A patent/AU595275B2/en not_active Ceased
- 1987-01-07 IL IL81195A patent/IL81195A/xx not_active IP Right Cessation
- 1987-01-08 IN IN11/MAS/87A patent/IN169151B/en unknown
- 1987-01-12 DK DK013287A patent/DK168067B1/da not_active IP Right Cessation
- 1987-01-22 DE DE87300540T patent/DE3786271T2/de not_active Expired - Fee Related
- 1987-01-22 ES ES87300540T patent/ES2042544T3/es not_active Expired - Lifetime
- 1987-01-22 EP EP87300540A patent/EP0232077B1/en not_active Expired - Lifetime
- 1987-01-22 AT AT87300540T patent/ATE90927T1/de not_active IP Right Cessation
- 1987-01-29 NO NO870372A patent/NO173182C/no unknown
- 1987-01-29 FI FI870393A patent/FI82030C/fi not_active IP Right Cessation
- 1987-01-30 KR KR1019870000799A patent/KR950010808B1/ko not_active IP Right Cessation
- 1987-01-30 JP JP62018818A patent/JP2778687B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR950010808B1 (ko) | 1995-09-23 |
NO173182B (no) | 1993-08-02 |
FI82030C (fi) | 1991-01-10 |
EP0232077B1 (en) | 1993-06-23 |
NO870372L (no) | 1987-07-31 |
IN169151B (xx) | 1991-09-07 |
JP2778687B2 (ja) | 1998-07-23 |
ATE90927T1 (de) | 1993-07-15 |
AU595275B2 (en) | 1990-03-29 |
DE3786271D1 (de) | 1993-07-29 |
IL81195A0 (en) | 1987-08-31 |
DE3786271T2 (de) | 1994-01-20 |
NO173182C (no) | 1993-11-10 |
FI82030B (fi) | 1990-09-28 |
JPS62187130A (ja) | 1987-08-15 |
AU6715887A (en) | 1987-08-06 |
EP0232077A3 (en) | 1989-03-01 |
KR870007072A (ko) | 1987-08-14 |
FI870393A0 (fi) | 1987-01-29 |
NO870372D0 (no) | 1987-01-29 |
DK13287D0 (da) | 1987-01-12 |
FI870393A (fi) | 1987-07-31 |
CA1315107C (en) | 1993-03-30 |
DK168067B1 (da) | 1994-01-31 |
ES2042544T3 (es) | 1993-12-16 |
DK13287A (da) | 1987-07-31 |
EP0232077A2 (en) | 1987-08-12 |
US4741748A (en) | 1988-05-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RH | Patent void |