DK1359127T3 - Fremgangsmåde til fremstilling af præforme til optiske fibre - Google Patents
Fremgangsmåde til fremstilling af præforme til optiske fibreInfo
- Publication number
- DK1359127T3 DK1359127T3 DK03290927T DK03290927T DK1359127T3 DK 1359127 T3 DK1359127 T3 DK 1359127T3 DK 03290927 T DK03290927 T DK 03290927T DK 03290927 T DK03290927 T DK 03290927T DK 1359127 T3 DK1359127 T3 DK 1359127T3
- Authority
- DK
- Denmark
- Prior art keywords
- optical fiber
- fiber preforms
- preparing optical
- preform
- preforms
- 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
- C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
- C03B37/01254—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing by expanding radially, e.g. by forcing a mandrel through or axial pressing a tube or 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
- C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
- C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
- C03B37/0124—Means for reducing the diameter of rods or tubes by drawing, e.g. for preform draw-down
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0205374A FR2839063B1 (fr) | 2002-04-29 | 2002-04-29 | Procede de fabrication de preformes de fibres optiques |
Publications (1)
Publication Number | Publication Date |
---|---|
DK1359127T3 true DK1359127T3 (da) | 2007-09-17 |
Family
ID=28800024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK03290927T DK1359127T3 (da) | 2002-04-29 | 2003-04-15 | Fremgangsmåde til fremstilling af præforme til optiske fibre |
Country Status (8)
Country | Link |
---|---|
US (1) | US20030200769A1 (da) |
EP (1) | EP1359127B1 (da) |
JP (1) | JP2004026638A (da) |
CN (1) | CN1209307C (da) |
AT (1) | ATE365148T1 (da) |
DE (1) | DE60314472T2 (da) |
DK (1) | DK1359127T3 (da) |
FR (1) | FR2839063B1 (da) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1544173A1 (en) * | 2003-12-11 | 2005-06-22 | FITEL USA CORPORATION (a Delaware Corporation) | Glass preform for an optical fibre and method and apparatus for its manufacture |
CN100334023C (zh) * | 2005-07-21 | 2007-08-29 | 长飞光纤光缆有限公司 | 大尺寸光纤预制棒的制备方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3865564A (en) * | 1973-07-09 | 1975-02-11 | Bell Telephone Labor Inc | Fabrication of glass fibers from preform by lasers |
JPS6022652B2 (ja) * | 1978-09-28 | 1985-06-03 | 住友電気工業株式会社 | 光伝送用ガラスフアイバ−の製造方法 |
JPS6046941A (ja) * | 1983-08-25 | 1985-03-14 | Sumitomo Electric Ind Ltd | 光フアイバ−用プリフオ−ムの製造方法 |
JPS61201633A (ja) * | 1985-03-04 | 1986-09-06 | Sumitomo Electric Ind Ltd | マルチコア光フアイバの製造方法 |
CA1294802C (en) * | 1986-06-04 | 1992-01-28 | Benjamin J. Ainslie | Optical waveguides and their manufacture |
US5064577A (en) * | 1987-09-18 | 1991-11-12 | Soane Technologies, Inc. | Method of spinning optical fibers |
US5222180A (en) * | 1992-10-29 | 1993-06-22 | Hoechst Celanese Corp. | Polymer optical fibre bundle and method of making same |
WO1997030944A1 (en) * | 1996-02-23 | 1997-08-28 | Corning Incorporated | Method of making dispersion decreasing and dispersion managed optical fiber |
JP3159116B2 (ja) * | 1997-04-11 | 2001-04-23 | 住友電気工業株式会社 | ガラス母材の延伸機および延伸方法 |
US6131414A (en) * | 1997-05-13 | 2000-10-17 | Shin-Etsu Chemical Co., Ltd. | Method for making a preform for optical fibers by drawing a mother ingot |
JP3777746B2 (ja) * | 1997-09-26 | 2006-05-24 | 住友電気工業株式会社 | ガラス母材の延伸方法 |
US6314765B1 (en) * | 1998-10-06 | 2001-11-13 | Alcatel | Method and apparatus for controlling the shape and position of a deformable object |
JP3105206B2 (ja) * | 1999-03-11 | 2000-10-30 | 信越化学工業株式会社 | ガラスロッドの加工方法 |
US6553790B1 (en) * | 2000-05-09 | 2003-04-29 | Fitel Usa Corp. | Process for fabricating optical fiber involving tuning of core diameter profile |
-
2002
- 2002-04-29 FR FR0205374A patent/FR2839063B1/fr not_active Expired - Fee Related
-
2003
- 2003-04-15 DE DE60314472T patent/DE60314472T2/de not_active Expired - Fee Related
- 2003-04-15 DK DK03290927T patent/DK1359127T3/da active
- 2003-04-15 EP EP03290927A patent/EP1359127B1/fr not_active Expired - Lifetime
- 2003-04-15 AT AT03290927T patent/ATE365148T1/de not_active IP Right Cessation
- 2003-04-23 US US10/420,783 patent/US20030200769A1/en not_active Abandoned
- 2003-04-25 JP JP2003121113A patent/JP2004026638A/ja active Pending
- 2003-04-29 CN CNB03124114XA patent/CN1209307C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1209307C (zh) | 2005-07-06 |
CN1454859A (zh) | 2003-11-12 |
JP2004026638A (ja) | 2004-01-29 |
FR2839063A1 (fr) | 2003-10-31 |
EP1359127B1 (fr) | 2007-06-20 |
FR2839063B1 (fr) | 2005-01-07 |
EP1359127A1 (fr) | 2003-11-05 |
US20030200769A1 (en) | 2003-10-30 |
ATE365148T1 (de) | 2007-07-15 |
DE60314472D1 (de) | 2007-08-02 |
DE60314472T2 (de) | 2008-02-14 |
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