IT1168841B - Procedimento per la produzione di fibre ottiche a bassissima attenuazione nel medio infrarosso - Google Patents
Procedimento per la produzione di fibre ottiche a bassissima attenuazione nel medio infrarossoInfo
- Publication number
- IT1168841B IT1168841B IT67956/83A IT6795683A IT1168841B IT 1168841 B IT1168841 B IT 1168841B IT 67956/83 A IT67956/83 A IT 67956/83A IT 6795683 A IT6795683 A IT 6795683A IT 1168841 B IT1168841 B IT 1168841B
- Authority
- IT
- Italy
- Prior art keywords
- optical fibers
- procedure
- production
- medium infrared
- low attenuation
- Prior art date
Links
Classifications
-
- 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
- C03C13/041—Non-oxide glass compositions
- C03C13/042—Fluoride glass compositions
-
- 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)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
- Game Rules And Presentations Of Slot Machines (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT67956/83A IT1168841B (it) | 1983-09-15 | 1983-09-15 | Procedimento per la produzione di fibre ottiche a bassissima attenuazione nel medio infrarosso |
AU32851/84A AU551606B2 (en) | 1983-09-15 | 1984-09-07 | Metal fluoride glasses for optical fibres |
CA000462805A CA1236303A (en) | 1983-09-15 | 1984-09-10 | Process of manufacturing optical fibres having low loss in the medium infrared |
ES535817A ES8606833A1 (es) | 1983-09-15 | 1984-09-11 | Procedimiento de produccion de fibras opticas de muy baja atenuacion en el medio infrarrojo |
BR8404517A BR8404517A (pt) | 1983-09-15 | 1984-09-11 | Processo para fabricacao de fibras opticas de perda extrenamente baixa no infravermelho medio |
DK436084A DK158577C (da) | 1983-09-15 | 1984-09-12 | Fremgangsmaade til fremstilling af optiske fibre med ekstremt lave tab i den midterste del af det infraroede omraade |
US06/650,296 US4627865A (en) | 1983-09-15 | 1984-09-12 | Process of manufacturing optical fibers of extremely low loss in the medium infrared |
NO843656A NO158798C (no) | 1983-09-15 | 1984-09-14 | Fremgangsmaate for fremstilling av optiske fibre med ekstremt lave tap i det midlere infraroede omraadet. |
JP59191897A JPS6086048A (ja) | 1983-09-15 | 1984-09-14 | 中赤外域において極めて低損失の光学繊維の製造方法 |
DE8484111019T DE3464359D1 (en) | 1983-09-15 | 1984-09-14 | Process of manufacturing optical fibres of extremely low loss in the medium infrared |
AT84111019T ATE27950T1 (de) | 1983-09-15 | 1984-09-14 | Verfahren zur herstellung optischer fasern von extrem niedrigem verlust im mittleren infrarot. |
EP84111019A EP0135903B1 (en) | 1983-09-15 | 1984-09-14 | Process of manufacturing optical fibres of extremely low loss in the medium infrared |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT67956/83A IT1168841B (it) | 1983-09-15 | 1983-09-15 | Procedimento per la produzione di fibre ottiche a bassissima attenuazione nel medio infrarosso |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8367956A0 IT8367956A0 (it) | 1983-09-15 |
IT1168841B true IT1168841B (it) | 1987-05-20 |
Family
ID=11306694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT67956/83A IT1168841B (it) | 1983-09-15 | 1983-09-15 | Procedimento per la produzione di fibre ottiche a bassissima attenuazione nel medio infrarosso |
Country Status (12)
Country | Link |
---|---|
US (1) | US4627865A (it) |
EP (1) | EP0135903B1 (it) |
JP (1) | JPS6086048A (it) |
AT (1) | ATE27950T1 (it) |
AU (1) | AU551606B2 (it) |
BR (1) | BR8404517A (it) |
CA (1) | CA1236303A (it) |
DE (1) | DE3464359D1 (it) |
DK (1) | DK158577C (it) |
ES (1) | ES8606833A1 (it) |
IT (1) | IT1168841B (it) |
NO (1) | NO158798C (it) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5277889A (en) * | 1983-10-21 | 1994-01-11 | Corning Incorporated | Method for depositing pure metal halide compositions |
US4874222A (en) * | 1986-03-31 | 1989-10-17 | Spectran Corporation | Hermetic coatings for non-silica based optical fibers |
IT1191998B (it) * | 1986-04-10 | 1988-03-31 | Cselt Centro Studi Lab Telecom | Procedimento e apparecchiatura per la produzione di preforme per fibre ottiche operanti nella regione spettrale del medio infrarosso |
US4883339A (en) * | 1987-07-17 | 1989-11-28 | Spectran Corporation | Oxide coatings for fluoride glass |
US4820017A (en) * | 1987-09-09 | 1989-04-11 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical fiber systems employing multicomponent halide glass optical fibers |
US5055120A (en) * | 1987-12-15 | 1991-10-08 | Infrared Fiber Systems, Inc. | Fluoride glass fibers with reduced defects |
US5145508A (en) * | 1988-03-04 | 1992-09-08 | Nippon Telegraph And Telephone Corporation | Method of making fluoride glass using barium β-diketones |
US5071460A (en) * | 1988-03-04 | 1991-12-10 | Nippon Telegraph And Telephone Corporation | Process for the preparation of fluoride glass and process for the preparation of optical fiber preform using the fluoride glass |
US4872894A (en) * | 1988-05-26 | 1989-10-10 | The United States Of America As Represented By The Secretary Of The Air Force | Method for rapid preparation of halide glasses |
US5051278A (en) * | 1989-07-10 | 1991-09-24 | Eastman Kodak Company | Method of forming metal fluoride films by the decomposition of metallo-organic compounds in the presence of a fluorinating agent |
US4938562A (en) * | 1989-07-14 | 1990-07-03 | Spectran Corporation | Oxide coatings for fluoride glass |
US5211731A (en) * | 1991-06-27 | 1993-05-18 | The United States Of Americas As Represented By The Secretary Of The Navy | Plasma chemical vapor deposition of halide glasses |
CN113312852B (zh) * | 2021-06-28 | 2022-10-21 | 南京玻璃纤维研究设计院有限公司 | 一种基于神经网络算法预测玻璃介电损耗的方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57175743A (en) * | 1981-04-20 | 1982-10-28 | Nippon Telegr & Teleph Corp <Ntt> | Preparation of base material for fluoride optical fiber |
US4378987A (en) * | 1981-10-15 | 1983-04-05 | Corning Glass Works | Low temperature method for making optical fibers |
-
1983
- 1983-09-15 IT IT67956/83A patent/IT1168841B/it active
-
1984
- 1984-09-07 AU AU32851/84A patent/AU551606B2/en not_active Ceased
- 1984-09-10 CA CA000462805A patent/CA1236303A/en not_active Expired
- 1984-09-11 BR BR8404517A patent/BR8404517A/pt unknown
- 1984-09-11 ES ES535817A patent/ES8606833A1/es not_active Expired
- 1984-09-12 DK DK436084A patent/DK158577C/da active
- 1984-09-12 US US06/650,296 patent/US4627865A/en not_active Expired - Fee Related
- 1984-09-14 DE DE8484111019T patent/DE3464359D1/de not_active Expired
- 1984-09-14 EP EP84111019A patent/EP0135903B1/en not_active Expired
- 1984-09-14 JP JP59191897A patent/JPS6086048A/ja active Granted
- 1984-09-14 AT AT84111019T patent/ATE27950T1/de not_active IP Right Cessation
- 1984-09-14 NO NO843656A patent/NO158798C/no unknown
Also Published As
Publication number | Publication date |
---|---|
DE3464359D1 (en) | 1987-07-30 |
JPH0234896B2 (it) | 1990-08-07 |
EP0135903B1 (en) | 1987-06-24 |
NO158798B (no) | 1988-07-25 |
ATE27950T1 (de) | 1987-07-15 |
NO843656L (no) | 1985-03-18 |
AU3285184A (en) | 1985-03-21 |
DK436084A (da) | 1985-03-16 |
DK158577B (da) | 1990-06-11 |
ES535817A0 (es) | 1986-05-01 |
JPS6086048A (ja) | 1985-05-15 |
US4627865A (en) | 1986-12-09 |
EP0135903A1 (en) | 1985-04-03 |
BR8404517A (pt) | 1985-08-06 |
AU551606B2 (en) | 1986-05-08 |
NO158798C (no) | 1988-11-02 |
IT8367956A0 (it) | 1983-09-15 |
CA1236303A (en) | 1988-05-10 |
DK158577C (da) | 1990-11-05 |
ES8606833A1 (es) | 1986-05-01 |
DK436084D0 (da) | 1984-09-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19940915 |