DK164099C - Fremgangsmaade til fremstilling af glasraaemne til optiske fibre - Google Patents
Fremgangsmaade til fremstilling af glasraaemne til optiske fibreInfo
- Publication number
- DK164099C DK164099C DK344385A DK344385A DK164099C DK 164099 C DK164099 C DK 164099C DK 344385 A DK344385 A DK 344385A DK 344385 A DK344385 A DK 344385A DK 164099 C DK164099 C DK 164099C
- Authority
- DK
- Denmark
- Prior art keywords
- optical fibers
- glass frame
- manufacturing glass
- manufacturing
- frame
- 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
- C03B37/014—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
- 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
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/06—Glass compositions containing silica with more than 90% silica by weight, e.g. quartz
-
- 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
- C03B37/0146—Furnaces therefor, e.g. muffle tubes, furnace linings
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15761684A JPS6136129A (ja) | 1984-07-30 | 1984-07-30 | 光フアイバ用ガラス母材の製造方法 |
| JP15761684 | 1984-07-30 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| DK344385D0 DK344385D0 (da) | 1985-07-29 |
| DK344385A DK344385A (da) | 1986-01-31 |
| DK164099B DK164099B (da) | 1992-05-11 |
| DK164099C true DK164099C (da) | 1992-10-12 |
Family
ID=15653618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK344385A DK164099C (da) | 1984-07-30 | 1985-07-29 | Fremgangsmaade til fremstilling af glasraaemne til optiske fibre |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0170249B1 (da) |
| JP (1) | JPS6136129A (da) |
| KR (1) | KR860001017A (da) |
| AU (1) | AU576374B2 (da) |
| CA (1) | CA1257814A (da) |
| DE (1) | DE3585000D1 (da) |
| DK (1) | DK164099C (da) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5831203A (ja) * | 1981-08-19 | 1983-02-23 | Matsushita Electric Ind Co Ltd | 燃焼芯の製造法 |
| JPS57169506A (en) * | 1981-04-13 | 1982-10-19 | Matsushita Electric Ind Co Ltd | Combustion wick |
| JPS5878006A (ja) * | 1981-11-04 | 1983-05-11 | Matsushita Electric Ind Co Ltd | 液体燃料燃焼装置 |
| JPS5880412A (ja) * | 1981-11-09 | 1983-05-14 | Matsushita Electric Ind Co Ltd | 燃焼芯 |
| JPS61174146A (ja) * | 1985-01-25 | 1986-08-05 | Sumitomo Electric Ind Ltd | 光フアイバ及びその製造方法 |
| JPS62176936A (ja) * | 1986-01-30 | 1987-08-03 | Sumitomo Electric Ind Ltd | 光フアイバプリフオ−ムの製造方法および製造装置 |
| DE3619510A1 (de) * | 1986-06-10 | 1987-12-17 | Philips Patentverwaltung | Verfahren zur herstellung von glas- oder keramischen koerpern |
| JPH0332500Y2 (da) * | 1986-08-19 | 1991-07-10 | ||
| WO1988006145A1 (en) * | 1987-02-16 | 1988-08-25 | Sumitomo Electric Industries, Ltd. | Heating furnace for glass materials for optical fiber and method of manufacturing same |
| US6334338B1 (en) | 1998-07-02 | 2002-01-01 | Lucent Technologies Inc. | Sol gel process of making a fiber preform with removal of oxide particles |
| JP4495838B2 (ja) * | 2000-08-07 | 2010-07-07 | 信越化学工業株式会社 | 光ファイバ用ガラス母材の製造方法 |
| DE10218864C1 (de) * | 2002-04-26 | 2003-10-23 | Heraeus Tenevo Ag | Verfahren zur Herstellung eines zylinderförmigen Quarzglaskörpers mit geringem OH-Gehalt |
| US8789393B2 (en) * | 2004-11-29 | 2014-07-29 | The Furukawa Electric Co., Ltd. | Optical fiber preform, method of manufacturing optical fiber preform, and method of manufacturing optical fiber |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3933454A (en) * | 1974-04-22 | 1976-01-20 | Corning Glass Works | Method of making optical waveguides |
| US4125388A (en) * | 1976-12-20 | 1978-11-14 | Corning Glass Works | Method of making optical waveguides |
| JPS5688836A (en) * | 1979-12-20 | 1981-07-18 | Nippon Telegr & Teleph Corp <Ntt> | Preparation of glass stock for optical fiber |
| JPS59137334A (ja) * | 1983-01-22 | 1984-08-07 | Sumitomo Electric Ind Ltd | 光フアイバ用母材の製造装置 |
-
1984
- 1984-07-30 JP JP15761684A patent/JPS6136129A/ja active Pending
- 1984-12-27 KR KR1019840008429A patent/KR860001017A/ko not_active Application Discontinuation
-
1985
- 1985-07-29 DK DK344385A patent/DK164099C/da not_active IP Right Cessation
- 1985-07-29 CA CA000487685A patent/CA1257814A/en not_active Expired
- 1985-07-30 DE DE8585109542T patent/DE3585000D1/de not_active Expired - Lifetime
- 1985-07-30 AU AU45583/85A patent/AU576374B2/en not_active Expired
- 1985-07-30 EP EP85109542A patent/EP0170249B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0170249B1 (en) | 1991-12-27 |
| DK164099B (da) | 1992-05-11 |
| CA1257814A (en) | 1989-07-25 |
| AU576374B2 (en) | 1988-08-25 |
| EP0170249A3 (en) | 1988-11-30 |
| DK344385D0 (da) | 1985-07-29 |
| KR860001017A (ko) | 1986-02-22 |
| AU4558385A (en) | 1986-02-06 |
| EP0170249A2 (en) | 1986-02-05 |
| DK344385A (da) | 1986-01-31 |
| DE3585000D1 (de) | 1992-02-06 |
| JPS6136129A (ja) | 1986-02-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUP | Patent expired |