DK507484A - Fremgangsmaade til fremstilling af optisk fiberformemne - Google Patents
Fremgangsmaade til fremstilling af optisk fiberformemne Download PDFInfo
- Publication number
- DK507484A DK507484A DK507484A DK507484A DK507484A DK 507484 A DK507484 A DK 507484A DK 507484 A DK507484 A DK 507484A DK 507484 A DK507484 A DK 507484A DK 507484 A DK507484 A DK 507484A
- Authority
- DK
- Denmark
- Prior art keywords
- optical fiber
- fiber form
- manufacturing optical
- manufacturing
- optical
- 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
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
- C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
-
- 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
- C03B37/01853—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
- 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
- C03B37/01861—Means for changing or stabilising the diameter or form of tubes or rods
- C03B37/01869—Collapsing
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB08328374A GB2148875B (en) | 1983-10-24 | 1983-10-24 | Optical fibre preform manufacture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK507484D0 DK507484D0 (da) | 1984-10-24 |
| DK507484A true DK507484A (da) | 1985-04-25 |
Family
ID=10550651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK507484A DK507484A (da) | 1983-10-24 | 1984-10-24 | Fremgangsmaade til fremstilling af optisk fiberformemne |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0141549A1 (da) |
| JP (1) | JPS60112635A (da) |
| DK (1) | DK507484A (da) |
| ES (1) | ES8606673A1 (da) |
| GB (1) | GB2148875B (da) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60215538A (ja) * | 1984-04-12 | 1985-10-28 | Fujikura Ltd | 光フアイバの製造方法 |
| JPS62246834A (ja) * | 1986-04-17 | 1987-10-28 | Mitsubishi Cable Ind Ltd | 光フアイバ母材の製造方法 |
| JPH04270132A (ja) * | 1991-02-25 | 1992-09-25 | Sumitomo Electric Ind Ltd | 光ファイバ用ガラス母材の製造方法 |
| US5522003A (en) | 1993-03-02 | 1996-05-28 | Ward; Robert M. | Glass preform with deep radial gradient layer and method of manufacturing same |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5688836A (en) * | 1979-12-20 | 1981-07-18 | Nippon Telegr & Teleph Corp <Ntt> | Preparation of glass stock for optical fiber |
| JPS5858292B2 (ja) * | 1980-01-21 | 1983-12-24 | 株式会社日立製作所 | シリカガラスの製造方法 |
| DE3003231C2 (de) * | 1980-01-30 | 1984-01-05 | Dornier Gmbh, 7990 Friedrichshafen | Steuereinrichtung für durch Strahlreaktion angetriebene Flugkörper, Raketen o.dgl. |
| US4304583A (en) * | 1980-06-02 | 1981-12-08 | Corning Glass Works | Process for drying optical waveguide preforms |
| GB2113200B (en) * | 1982-01-08 | 1985-06-19 | Hitachi Ltd | Process for producing optical glass |
-
1983
- 1983-10-24 GB GB08328374A patent/GB2148875B/en not_active Expired
-
1984
- 1984-10-10 EP EP84306896A patent/EP0141549A1/en not_active Ceased
- 1984-10-22 JP JP22188784A patent/JPS60112635A/ja active Pending
- 1984-10-24 ES ES537044A patent/ES8606673A1/es not_active Expired
- 1984-10-24 DK DK507484A patent/DK507484A/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DK507484D0 (da) | 1984-10-24 |
| GB2148875A (en) | 1985-06-05 |
| EP0141549A1 (en) | 1985-05-15 |
| GB8328374D0 (en) | 1983-11-23 |
| ES537044A0 (es) | 1986-04-01 |
| GB2148875B (en) | 1987-01-28 |
| JPS60112635A (ja) | 1985-06-19 |
| ES8606673A1 (es) | 1986-04-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHS | Application shelved for other reasons than non-payment |