IN152643B - - Google Patents
Info
- Publication number
- IN152643B IN152643B IN188/CAL/80A IN188CA1980A IN152643B IN 152643 B IN152643 B IN 152643B IN 188CA1980 A IN188CA1980 A IN 188CA1980A IN 152643 B IN152643 B IN 152643B
- Authority
- IN
- India
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]
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Optical Integrated Circuits (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Communication Cables (AREA)
- Manufacturing Of Electric Cables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/013,922 US4230472A (en) | 1979-02-22 | 1979-02-22 | Method of forming a substantially continuous optical waveguide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN152643B true IN152643B (OSRAM) | 1984-03-03 |
Family
ID=21762531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN188/CAL/80A IN152643B (OSRAM) | 1979-02-22 | 1980-02-20 |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4230472A (OSRAM) |
| EP (1) | EP0018704B1 (OSRAM) |
| JP (1) | JPS55116638A (OSRAM) |
| KR (1) | KR830001001B1 (OSRAM) |
| AT (1) | ATE6627T1 (OSRAM) |
| AU (1) | AU514272B2 (OSRAM) |
| BR (1) | BR8000981A (OSRAM) |
| CA (1) | CA1135571A (OSRAM) |
| DE (1) | DE3066901D1 (OSRAM) |
| DK (1) | DK74380A (OSRAM) |
| ES (1) | ES8101275A1 (OSRAM) |
| FI (1) | FI68391C (OSRAM) |
| IL (1) | IL59435A (OSRAM) |
| IN (1) | IN152643B (OSRAM) |
| NO (1) | NO153050C (OSRAM) |
| YU (1) | YU48380A (OSRAM) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4341541A (en) * | 1979-07-13 | 1982-07-27 | Times Fiber Communications, Inc. | Process for the production of optical fiber |
| JPS56104737A (en) * | 1980-01-24 | 1981-08-20 | Nippon Telegr & Teleph Corp <Ntt> | Preparation of cylindrical soot by outer attachment method and its device |
| US4310339A (en) * | 1980-06-02 | 1982-01-12 | Corning Glass Works | Method and apparatus for forming an optical waveguide preform having a continuously removable starting member |
| US4304583A (en) * | 1980-06-02 | 1981-12-08 | Corning Glass Works | Process for drying optical waveguide preforms |
| JPS5717437A (en) * | 1980-07-01 | 1982-01-29 | Nec Corp | Manufacture of optical fiber |
| US4363647A (en) * | 1981-05-14 | 1982-12-14 | Corning Glass Works | Method of making fused silica-containing material |
| US4378985A (en) * | 1981-06-04 | 1983-04-05 | Corning Glass Works | Method and apparatus for forming an optical waveguide fiber |
| NL8103647A (nl) * | 1981-08-03 | 1983-03-01 | Philips Nv | Werkwijze voor de continue vervaardiging van een optische fiber onder neerslaan van glaslagen op een doorn. |
| US4440558A (en) * | 1982-06-14 | 1984-04-03 | International Telephone And Telegraph Corporation | Fabrication of optical preforms by axial chemical vapor deposition |
| US4639079A (en) * | 1982-09-29 | 1987-01-27 | Corning Glass Works | Optical fiber preform and method |
| JPS6046940A (ja) * | 1983-08-22 | 1985-03-14 | Furukawa Electric Co Ltd:The | 光学系ガラス母材の製造方法とその装置 |
| JPS60191028A (ja) * | 1984-03-07 | 1985-09-28 | Sumitomo Electric Ind Ltd | 高純度ガラス体の製造方法 |
| JPS61186240A (ja) * | 1985-02-15 | 1986-08-19 | Sumitomo Electric Ind Ltd | ガラス微粒子堆積体の製造方法 |
| US4708726A (en) * | 1985-11-27 | 1987-11-24 | At&T Technologies, Inc. | Fabrication of a lightguide preform by the outside vapor deposition process |
| US4812153A (en) * | 1987-01-12 | 1989-03-14 | American Telephone And Telegraph Company | Method of making a glass body having a graded refractive index profile |
| US5281248A (en) * | 1993-02-22 | 1994-01-25 | Litespec, Inc. | VAd process improvements |
| US5838866A (en) | 1995-11-03 | 1998-11-17 | Corning Incorporated | Optical fiber resistant to hydrogen-induced attenuation |
| JP3131162B2 (ja) * | 1996-11-27 | 2001-01-31 | 信越化学工業株式会社 | 光ファイバプリフォームの製造方法 |
| KR100288739B1 (ko) * | 1997-01-20 | 2001-05-02 | 윤종용 | 광섬유모재제조방법 |
| US5871318A (en) * | 1997-11-12 | 1999-02-16 | Be Aerospace, Inc. | Quick-release track fastener |
| CA2335879C (en) * | 1998-06-25 | 2004-11-23 | Samsung Electronics Co., Ltd. | Optical fiber preform having oh barrier and manufacturing method thereof |
| AU2002227157A1 (en) * | 2000-12-14 | 2002-06-24 | Corning Incorporated | Method and apparatus for continuously manufacturing optical preform and fiber |
| KR100508707B1 (ko) * | 2002-08-12 | 2005-08-17 | 엘에스전선 주식회사 | 외부 기상증착에 의한 프리폼 제조방법 및 제조장치 |
| JP2006117496A (ja) * | 2004-10-25 | 2006-05-11 | Shin Etsu Chem Co Ltd | 光ファイバ用母材の製造方法、並びに光ファイバの製造方法 |
| US20070240454A1 (en) * | 2006-01-30 | 2007-10-18 | Brown David P | Method and apparatus for continuous or batch optical fiber preform and optical fiber production |
| JP5213116B2 (ja) * | 2008-09-05 | 2013-06-19 | 信越化学工業株式会社 | 光ファイバ用プリフォームの製造方法 |
| US11345606B2 (en) | 2017-02-17 | 2022-05-31 | David Brown | Deposition particles and a method and apparatus for producing the same |
| US10758415B2 (en) * | 2018-01-17 | 2020-09-01 | Topcon Medical Systems, Inc. | Method and apparatus for using multi-clad fiber for spot size selection |
| CN113946012B (zh) * | 2021-11-02 | 2023-04-07 | 长飞光纤光缆股份有限公司 | 一种抗弯曲光纤及其制备方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3227032A (en) * | 1961-03-30 | 1966-01-04 | American Optical Corp | Energy conducting fibers formed of sapphire cladded with quartz |
| FR1397991A (fr) * | 1964-03-23 | 1965-05-07 | Saint Gobain | Procédé de fabrication de fibres optiques et de dispositifs optiques fibreux |
| US3711262A (en) * | 1970-05-11 | 1973-01-16 | Corning Glass Works | Method of producing optical waveguide fibers |
| US3737292A (en) * | 1972-01-03 | 1973-06-05 | Corning Glass Works | Method of forming optical waveguide fibers |
| US3881902A (en) * | 1972-01-04 | 1975-05-06 | Corning Glass Works | Apparatus for treating glass optical waveguide fibers |
| NL165134B (nl) * | 1974-04-24 | 1980-10-15 | Nippon Telegraph & Telephone | Werkwijze voor de vervaardiging van een staaf als tussenprodukt voor de vervaardiging van een optische vezel en werkwijze voor de vervaardiging van een optische vezel uit zulk een tussenprodukt. |
| US4135901A (en) * | 1974-12-18 | 1979-01-23 | Sumitomo Electric Industries, Ltd. | Method of manufacturing glass for optical waveguide |
| DE2545317A1 (de) * | 1975-10-09 | 1977-04-14 | Siemens Ag | Lichtleitfaser mit schutzmantel und ummantelungsverfahren |
| JPS52121341A (en) * | 1976-04-06 | 1977-10-12 | Nippon Telegr & Teleph Corp <Ntt> | Production of optical fiber base materials and production apparatus fo r the same |
| DE2637937A1 (de) * | 1976-08-23 | 1978-03-02 | Siemens Ag | Herstellung von lichtleitfasern nach einem fluessigphasen-abscheidungsverfahren |
| DE2727054A1 (de) * | 1977-06-15 | 1978-12-21 | Siemens Ag | Verfahren zur herstellung eines glasfaserlichtleiters |
| US4249925A (en) * | 1978-05-12 | 1981-02-10 | Fujitsu Limited | Method of manufacturing an optical fiber |
-
1979
- 1979-02-22 US US06/013,922 patent/US4230472A/en not_active Expired - Lifetime
-
1980
- 1980-01-02 CA CA000342888A patent/CA1135571A/en not_active Expired
- 1980-02-01 AU AU55135/80A patent/AU514272B2/en not_active Ceased
- 1980-02-15 BR BR8000981A patent/BR8000981A/pt unknown
- 1980-02-20 AT AT80300488T patent/ATE6627T1/de not_active IP Right Cessation
- 1980-02-20 NO NO800452A patent/NO153050C/no unknown
- 1980-02-20 DE DE8080300488T patent/DE3066901D1/de not_active Expired
- 1980-02-20 EP EP80300488A patent/EP0018704B1/en not_active Expired
- 1980-02-20 FI FI800501A patent/FI68391C/fi not_active IP Right Cessation
- 1980-02-20 KR KR1019800000684A patent/KR830001001B1/ko not_active Expired
- 1980-02-20 IN IN188/CAL/80A patent/IN152643B/en unknown
- 1980-02-20 ES ES488760A patent/ES8101275A1/es not_active Expired
- 1980-02-20 IL IL59435A patent/IL59435A/xx unknown
- 1980-02-20 JP JP2036380A patent/JPS55116638A/ja active Pending
- 1980-02-20 DK DK74380A patent/DK74380A/da not_active Application Discontinuation
- 1980-02-21 YU YU00483/80A patent/YU48380A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE3066901D1 (en) | 1984-04-19 |
| AU514272B2 (en) | 1981-01-29 |
| CA1135571A (en) | 1982-11-16 |
| AU5513580A (en) | 1980-08-28 |
| ES488760A0 (es) | 1980-12-01 |
| IL59435A (en) | 1984-12-31 |
| IL59435A0 (en) | 1980-05-30 |
| NO153050C (no) | 1986-01-08 |
| KR830001001B1 (ko) | 1983-05-24 |
| US4230472A (en) | 1980-10-28 |
| ATE6627T1 (de) | 1984-03-15 |
| FI68391B (fi) | 1985-05-31 |
| EP0018704A1 (en) | 1980-11-12 |
| JPS55116638A (en) | 1980-09-08 |
| FI68391C (fi) | 1985-09-10 |
| NO153050B (no) | 1985-09-30 |
| BR8000981A (pt) | 1980-10-29 |
| FI800501A7 (fi) | 1980-08-23 |
| YU48380A (en) | 1983-04-30 |
| NO800452L (no) | 1980-08-25 |
| DK74380A (da) | 1980-08-23 |
| ES8101275A1 (es) | 1980-12-01 |
| EP0018704B1 (en) | 1984-03-14 |