DK372185D0 - Fremgangsmaade til fremstilling af raaemne til optiske fibre - Google Patents
Fremgangsmaade til fremstilling af raaemne til optiske fibreInfo
- Publication number
- DK372185D0 DK372185D0 DK372185A DK372185A DK372185D0 DK 372185 D0 DK372185 D0 DK 372185D0 DK 372185 A DK372185 A DK 372185A DK 372185 A DK372185 A DK 372185A DK 372185 D0 DK372185 D0 DK 372185D0
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- optical fibers
- manufacturing frame
- 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]
- C03B37/018—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
-
- 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
- C03B20/00—Processes specially adapted for the production of quartz or fused silica articles, not otherwise provided for
-
- 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
- C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
- C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Glass Compositions (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17046984 | 1984-08-17 | ||
JP59170469A JPS6148437A (ja) | 1984-08-17 | 1984-08-17 | GeO↓2−SiO↓2系ガラス母材の製造方法 |
Publications (4)
Publication Number | Publication Date |
---|---|
DK372185D0 true DK372185D0 (da) | 1985-08-15 |
DK372185A DK372185A (da) | 1986-02-18 |
DK162279B DK162279B (da) | 1991-10-07 |
DK162279C DK162279C (da) | 1992-03-02 |
Family
ID=15905516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK372185A DK162279C (da) | 1984-08-17 | 1985-08-15 | Fremgangsmaade til fremstilling af et raaemne til optiske fibre |
Country Status (8)
Country | Link |
---|---|
US (1) | US4655808A (da) |
EP (1) | EP0171537B1 (da) |
JP (1) | JPS6148437A (da) |
KR (1) | KR890003706B1 (da) |
AU (1) | AU577597B2 (da) |
CA (1) | CA1238247A (da) |
DE (1) | DE3566529D1 (da) |
DK (1) | DK162279C (da) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6172644A (ja) * | 1984-09-19 | 1986-04-14 | Sumitomo Electric Ind Ltd | 低損失光フアイバの製造方法 |
JPH029727A (ja) * | 1988-06-28 | 1990-01-12 | Sumitomo Electric Ind Ltd | 光フアイバ用母材の製造方法 |
JP3424711B2 (ja) * | 1995-11-09 | 2003-07-07 | 住友電気工業株式会社 | 光ファイバ用ガラス体及び光ファイバ |
AU2001277156A1 (en) * | 2000-08-10 | 2002-02-25 | Yazaki Corporation | Process for making glass bodies having refractive index gradients |
JP2003040638A (ja) * | 2001-07-30 | 2003-02-13 | Furukawa Electric Co Ltd:The | 光ファイバ母材の製造方法 |
JP2003183042A (ja) * | 2001-12-14 | 2003-07-03 | Shin Etsu Chem Co Ltd | 光ファイバ用母材の製造方法及びその製造方法で製造した光ファイバ用母材 |
US7450806B2 (en) * | 2005-11-08 | 2008-11-11 | Corning Incorporated | Microstructured optical fibers and methods |
JP2018016533A (ja) * | 2016-07-29 | 2018-02-01 | 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 |
Family Cites Families (10)
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 |
US4367085A (en) * | 1980-01-07 | 1983-01-04 | Nippon Telegraph & Telephone Public Corporation | Method of fabricating multi-mode optical fiber preforms |
US4304583A (en) * | 1980-06-02 | 1981-12-08 | Corning Glass Works | Process for drying optical waveguide preforms |
US4378985A (en) * | 1981-06-04 | 1983-04-05 | Corning Glass Works | Method and apparatus for forming an optical waveguide fiber |
JPS6046940A (ja) * | 1983-08-22 | 1985-03-14 | Furukawa Electric Co Ltd:The | 光学系ガラス母材の製造方法とその装置 |
JPS6060937A (ja) * | 1983-09-10 | 1985-04-08 | Furukawa Electric Co Ltd:The | 石英系光フアイバ母材の製造方法 |
JPS60260436A (ja) * | 1984-06-08 | 1985-12-23 | Sumitomo Electric Ind Ltd | 光フアイバ用ガラス母材の製造方法 |
JP2549615B2 (ja) * | 1984-06-18 | 1996-10-30 | 住友電気工業株式会社 | 光フアイバ用ガラス母材の焼結方法 |
-
1984
- 1984-08-17 JP JP59170469A patent/JPS6148437A/ja active Granted
-
1985
- 1985-06-10 DE DE8585107125T patent/DE3566529D1/de not_active Expired
- 1985-06-10 EP EP85107125A patent/EP0171537B1/en not_active Expired
- 1985-06-18 AU AU43782/85A patent/AU577597B2/en not_active Expired
- 1985-06-25 US US06/748,560 patent/US4655808A/en not_active Expired - Lifetime
- 1985-07-11 KR KR1019850004927A patent/KR890003706B1/ko not_active IP Right Cessation
- 1985-07-30 CA CA000487799A patent/CA1238247A/en not_active Expired
- 1985-08-15 DK DK372185A patent/DK162279C/da not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DK162279C (da) | 1992-03-02 |
JPH0225847B2 (da) | 1990-06-06 |
KR860001767A (ko) | 1986-03-22 |
US4655808A (en) | 1987-04-07 |
AU4378285A (en) | 1986-02-20 |
DK372185A (da) | 1986-02-18 |
DE3566529D1 (en) | 1989-01-05 |
DK162279B (da) | 1991-10-07 |
EP0171537A1 (en) | 1986-02-19 |
AU577597B2 (en) | 1988-09-29 |
KR890003706B1 (ko) | 1989-09-30 |
JPS6148437A (ja) | 1986-03-10 |
CA1238247A (en) | 1988-06-21 |
EP0171537B1 (en) | 1988-11-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |
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