FR2861719B1 - Procede de fabrication d'une preforme - Google Patents
Procede de fabrication d'une preformeInfo
- Publication number
- FR2861719B1 FR2861719B1 FR0312961A FR0312961A FR2861719B1 FR 2861719 B1 FR2861719 B1 FR 2861719B1 FR 0312961 A FR0312961 A FR 0312961A FR 0312961 A FR0312961 A FR 0312961A FR 2861719 B1 FR2861719 B1 FR 2861719B1
- Authority
- FR
- France
- Prior art keywords
- preform
- manufacturing
- 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 - Fee Related
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
- C03B37/01251—Reshaping the ends
-
- 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
- C03B37/0128—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass
- C03B37/01291—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass by progressive melting, e.g. melting glass powder during delivery to and adhering the so-formed melt to a target or preform, e.g. the Plasma Oxidation Deposition [POD] process
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/47—Shaping the preform draw bulb before or during drawing
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)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0312961A FR2861719B1 (fr) | 2003-11-03 | 2003-11-03 | Procede de fabrication d'une preforme |
US10/978,335 US20050144987A1 (en) | 2003-11-03 | 2004-11-02 | Method for making a preform |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0312961A FR2861719B1 (fr) | 2003-11-03 | 2003-11-03 | Procede de fabrication d'une preforme |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2861719A1 FR2861719A1 (fr) | 2005-05-06 |
FR2861719B1 true FR2861719B1 (fr) | 2006-01-06 |
Family
ID=34429907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0312961A Expired - Fee Related FR2861719B1 (fr) | 2003-11-03 | 2003-11-03 | Procede de fabrication d'une preforme |
Country Status (2)
Country | Link |
---|---|
US (1) | US20050144987A1 (fr) |
FR (1) | FR2861719B1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070125128A1 (en) * | 2006-10-09 | 2007-06-07 | Sanket Shah | Optical fiber perform cone shaping or preparation method |
US20070065082A1 (en) * | 2006-10-12 | 2007-03-22 | Sterlite Optical Technologies Ltd | Method for preparation of core rod assembly for overcladding, and perform and fiber produced from such core rod assembly |
CN103496847B (zh) * | 2013-09-16 | 2015-07-08 | 江苏亨通光电股份有限公司 | 一种制作大尺寸光纤预制棒引锥的方法 |
EP3683195A1 (fr) * | 2019-01-15 | 2020-07-22 | Heraeus Quartz North America LLC | Procédé automatique de mise en forme de la pointe de préformes de verre de grand diamètre extérieur |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4251251A (en) * | 1979-05-31 | 1981-02-17 | Corning Glass Works | Method of making optical devices |
JPH03265531A (ja) * | 1990-03-14 | 1991-11-26 | Sumitomo Electric Ind Ltd | 光ファイバ母材及びその線引方法 |
US5281248A (en) * | 1993-02-22 | 1994-01-25 | Litespec, Inc. | VAd process improvements |
FR2713621B1 (fr) * | 1993-12-14 | 1996-01-05 | Alcatel Fibres Optiques | Procédé de recharge par plasma d'une préforme pour fibre optique et fibre optique issue de la préforme rechargée selon ce procédé. |
CN1318037A (zh) * | 1999-06-14 | 2001-10-17 | 古河电气工业株式会社 | 光纤母材的端部加热·加工方法及加工处理装置 |
NL1014374C2 (nl) * | 2000-02-14 | 2001-08-15 | Draka Fibre Technology Bv | Staafvormig vormdeel voor het hieruit vervaardigen van een optische vezel, werkwijze voor het vervaardigen van een dergelijk staafvormig vormdeel alsmede werkwijze voor het vervaardigen van een optische vezel onder toepassing van een dergelijk staafvormig vormdeel. |
JP2002080238A (ja) * | 2000-09-06 | 2002-03-19 | Sumitomo Electric Ind Ltd | 光ファイバ用母材及びその成型方法 |
US6779363B1 (en) * | 2000-09-29 | 2004-08-24 | Corning Incorporated | Method for pregobbing an optical fiber preform and system producing optical fiber therefrom |
US20030079503A1 (en) * | 2001-10-26 | 2003-05-01 | Cook Glen B. | Direct bonding of glass articles for drawing |
US20050204780A1 (en) * | 2002-05-09 | 2005-09-22 | The Furukawa Electric Co., Ltd. | Method for manufacturing optical fiber |
-
2003
- 2003-11-03 FR FR0312961A patent/FR2861719B1/fr not_active Expired - Fee Related
-
2004
- 2004-11-02 US US10/978,335 patent/US20050144987A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20050144987A1 (en) | 2005-07-07 |
FR2861719A1 (fr) | 2005-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20160729 |