DE3467152D1 - Preparation of glass for optical fibers - Google Patents
Preparation of glass for optical fibersInfo
- Publication number
- DE3467152D1 DE3467152D1 DE8484109545T DE3467152T DE3467152D1 DE 3467152 D1 DE3467152 D1 DE 3467152D1 DE 8484109545 T DE8484109545 T DE 8484109545T DE 3467152 T DE3467152 T DE 3467152T DE 3467152 D1 DE3467152 D1 DE 3467152D1
- Authority
- DE
- Germany
- Prior art keywords
- glass
- preparation
- optical fibers
- fibers
- optical
- 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
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]
- C03B37/018—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] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Melting And Manufacturing (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14664483A JPS6042242A (ja) | 1983-08-12 | 1983-08-12 | 光フアイバ用ガラスの製造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3467152D1 true DE3467152D1 (en) | 1987-12-10 |
Family
ID=15412386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484109545T Expired DE3467152D1 (en) | 1983-08-12 | 1984-08-10 | Preparation of glass for optical fibers |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0135126B1 (de) |
JP (1) | JPS6042242A (de) |
KR (1) | KR870000384B1 (de) |
AU (1) | AU564841B2 (de) |
DE (1) | DE3467152D1 (de) |
DK (1) | DK158719C (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU569757B2 (en) * | 1983-10-19 | 1988-02-18 | Nippon Telegraph & Telephone Corporation | Optical fibre preform manufacture |
FR2576693B1 (fr) * | 1985-01-30 | 1989-02-17 | Comp Generale Electricite | Procede de fabrication d'un composant optique a gradient d'indice de refraction |
JPS63242941A (ja) * | 1987-03-30 | 1988-10-07 | Sumitomo Electric Ind Ltd | 光フアイバ用母材の製造方法 |
JP4913673B2 (ja) * | 2007-06-07 | 2012-04-11 | カルソニックカンセイ株式会社 | 多方向操作スイッチ |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4161505A (en) * | 1972-11-25 | 1979-07-17 | Sumitomo Electric Industries, Ltd. | Process for producing optical transmission fiber |
US4162908A (en) * | 1975-08-16 | 1979-07-31 | Heraeus Quarzschmelze Gmbh | Method of producing synthetic quartz glass, apparatus for the practice of the method, and use of the synthetic quartz glass |
DE3031147A1 (de) * | 1980-08-18 | 1982-03-18 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von glas mit einem vorbestimmten brechzahlprofil und alkalifreies glas aus einem oxis eines grundstoffes, das mit einem oder mehreren weiteren stoffen dotiert ist |
-
1983
- 1983-08-12 JP JP14664483A patent/JPS6042242A/ja active Pending
-
1984
- 1984-07-31 KR KR8404539A patent/KR870000384B1/ko not_active IP Right Cessation
- 1984-08-09 AU AU31768/84A patent/AU564841B2/en not_active Ceased
- 1984-08-10 DK DK389084A patent/DK158719C/da not_active IP Right Cessation
- 1984-08-10 DE DE8484109545T patent/DE3467152D1/de not_active Expired
- 1984-08-10 EP EP19840109545 patent/EP0135126B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU564841B2 (en) | 1987-08-27 |
KR870000384B1 (en) | 1987-03-07 |
DK389084A (da) | 1985-02-13 |
DK389084D0 (da) | 1984-08-10 |
DK158719B (da) | 1990-07-09 |
AU3176884A (en) | 1985-02-14 |
EP0135126A1 (de) | 1985-03-27 |
EP0135126B1 (de) | 1987-11-04 |
JPS6042242A (ja) | 1985-03-06 |
DK158719C (da) | 1990-12-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |