KR860008952A - 광파이버용모재의 제조방법 - Google Patents
광파이버용모재의 제조방법Info
- Publication number
- KR860008952A KR860008952A KR1019860003745A KR860003745A KR860008952A KR 860008952 A KR860008952 A KR 860008952A KR 1019860003745 A KR1019860003745 A KR 1019860003745A KR 860003745 A KR860003745 A KR 860003745A KR 860008952 A KR860008952 A KR 860008952A
- Authority
- KR
- South Korea
- Prior art keywords
- manufacturing
- optical fiber
- base material
- fiber base
- optical
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000000463 material Substances 0.000 title 1
- 239000013307 optical fiber Substances 0.000 title 1
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
- 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
-
- 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
-
- 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
- Y10S65/90—Drying, dehydration, minimizing oh groups
-
- 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
- Y10S65/901—Liquid phase reaction process
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10399785 | 1985-05-07 | ||
JP60-103997 | 1985-05-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR860008952A true KR860008952A (ko) | 1986-12-19 |
KR900000754B1 KR900000754B1 (ko) | 1990-02-15 |
Family
ID=14368930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019860003745A KR900000754B1 (ko) | 1985-05-07 | 1986-05-14 | 광파이버용모재의 제조방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5163987A (ko) |
EP (1) | EP0201937B1 (ko) |
JP (1) | JPS62275035A (ko) |
KR (1) | KR900000754B1 (ko) |
AU (1) | AU578827B2 (ko) |
DE (1) | DE3650091T2 (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6236035A (ja) * | 1985-04-18 | 1987-02-17 | Sumitomo Electric Ind Ltd | 光フアイバ母材の製造方法 |
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 |
US4859223A (en) * | 1987-06-15 | 1989-08-22 | Hitachi Cable Limited | Method of manufacturing polarization-maintaining optical fibers |
JPH01141825A (ja) * | 1987-11-30 | 1989-06-02 | Fujikura Ltd | フッ素含有ガラスプリフォームの製造方法 |
JP2540056B2 (ja) * | 1987-11-30 | 1996-10-02 | 株式会社フジクラ | フッ素含有クラッド光フアイバプリフオ―ムの製造方法 |
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 |
US5294240A (en) * | 1992-09-01 | 1994-03-15 | The United States Of America As Represented By The Secretary Of The Navy | Method of forming waveguides with ion exchange of halogen ions |
DE69319999T2 (de) * | 1992-11-19 | 1999-03-18 | Heraeus Quarzglas | Verfahren zur Herstellung eines grossen Quarzglasrohres, sowie einer Vorform und einer optischen Faser |
US5509101A (en) * | 1994-07-11 | 1996-04-16 | Corning Incorporated | Radiation resistant optical waveguide fiber and method of making same |
US6263706B1 (en) * | 1999-03-30 | 2001-07-24 | Deliso Evelyn M. | Method of controlling fluorine doping in soot preforms |
US7805039B2 (en) * | 2007-05-04 | 2010-09-28 | Weatherford/Lamb, Inc. | Single mode optical fiber with improved bend performance |
WO2017059928A1 (en) | 2015-10-09 | 2017-04-13 | Prysmian S.P.A. | Method for manufacturing a glass core preform for optical fibres. |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE28029E (en) * | 1972-01-03 | 1974-06-04 | Method of forming optical waveguide fibers | |
US3806570A (en) * | 1972-03-30 | 1974-04-23 | Corning Glass Works | Method for producing high quality fused silica |
US3933454A (en) * | 1974-04-22 | 1976-01-20 | Corning Glass Works | Method of making optical waveguides |
DE2536456C2 (de) * | 1975-08-16 | 1981-02-05 | Heraeus Quarzschmelze Gmbh, 6450 Hanau | Halbzeug für die Herstellung von Lichtleitfasern und Verfahren zur Herstellung des Halbzeugs |
US4164102A (en) * | 1976-01-29 | 1979-08-14 | Daimler-Benz Aktiengesellschaft | Process for the manufacture of a ceramic axial turbine wheel |
GB1562032A (en) * | 1977-03-24 | 1980-03-05 | Standard Telephones Cables Ltd | Optical fibre manufacture |
JPS6038345B2 (ja) * | 1978-11-07 | 1985-08-31 | 日本電信電話株式会社 | 光伝送用ガラス素材の製造方法 |
DE3204425A1 (de) * | 1982-02-09 | 1983-08-25 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur herstellung freitragender metallgitterstrukturen |
AU567192B2 (en) * | 1983-02-08 | 1987-11-12 | Nippon Telegraph & Telephone Corporation | Optical fibre preform manufacture |
US4629485A (en) * | 1983-09-26 | 1986-12-16 | Corning Glass Works | Method of making fluorine doped optical preform and fiber and resultant articles |
JPS6081033A (ja) * | 1983-10-11 | 1985-05-09 | Nippon Telegr & Teleph Corp <Ntt> | 光フアイバの製造方法 |
AU569757B2 (en) * | 1983-10-19 | 1988-02-18 | Nippon Telegraph & Telephone Corporation | Optical fibre preform manufacture |
JPS6086045A (ja) * | 1983-10-19 | 1985-05-15 | Sumitomo Electric Ind Ltd | 光フアイバ−用ガラス母材の製造方法 |
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 |
CA1290942C (en) * | 1985-03-18 | 1991-10-22 | Michihisa Kyoto | Method for producing glass preform for optical fiber |
FR2666352B1 (fr) * | 1990-08-30 | 1992-12-11 | Ugine Savoie Sa | Procede d'elaboration de produits a tres haute charge a la rupture a partir d'un acier austhenitique instable, et produits en resultant. |
-
1986
- 1986-04-07 JP JP61078379A patent/JPS62275035A/ja active Granted
- 1986-05-14 KR KR1019860003745A patent/KR900000754B1/ko not_active IP Right Cessation
- 1986-05-15 AU AU57488/86A patent/AU578827B2/en not_active Ceased
- 1986-05-16 EP EP86106731A patent/EP0201937B1/en not_active Expired - Lifetime
- 1986-05-16 DE DE3650091T patent/DE3650091T2/de not_active Expired - Lifetime
-
1992
- 1992-03-06 US US07/845,849 patent/US5163987A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0526731B2 (ko) | 1993-04-19 |
DE3650091D1 (de) | 1994-11-17 |
EP0201937A2 (en) | 1986-11-20 |
EP0201937A3 (en) | 1987-09-09 |
JPS62275035A (ja) | 1987-11-30 |
DE3650091T2 (de) | 1995-03-16 |
AU578827B2 (en) | 1988-11-03 |
EP0201937B1 (en) | 1994-10-12 |
AU5748886A (en) | 1986-11-20 |
KR900000754B1 (ko) | 1990-02-15 |
US5163987A (en) | 1992-11-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20060210 Year of fee payment: 17 |
|
EXPY | Expiration of term |