CN109437546B - 光纤预制棒加热炉及其加热掺杂方法 - Google Patents
光纤预制棒加热炉及其加热掺杂方法 Download PDFInfo
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- CN109437546B CN109437546B CN201811468525.2A CN201811468525A CN109437546B CN 109437546 B CN109437546 B CN 109437546B CN 201811468525 A CN201811468525 A CN 201811468525A CN 109437546 B CN109437546 B CN 109437546B
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- heating element
- heating
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- furnace body
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- 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
- C03B37/01453—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering for doping the preform with flourine
-
- 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
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Thermal 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)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811468525.2A CN109437546B (zh) | 2018-12-03 | 2018-12-03 | 光纤预制棒加热炉及其加热掺杂方法 |
Applications Claiming Priority (1)
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CN201811468525.2A CN109437546B (zh) | 2018-12-03 | 2018-12-03 | 光纤预制棒加热炉及其加热掺杂方法 |
Publications (2)
Publication Number | Publication Date |
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CN109437546A CN109437546A (zh) | 2019-03-08 |
CN109437546B true CN109437546B (zh) | 2021-08-24 |
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CN201811468525.2A Active CN109437546B (zh) | 2018-12-03 | 2018-12-03 | 光纤预制棒加热炉及其加热掺杂方法 |
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CN (1) | CN109437546B (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4969941A (en) * | 1987-02-16 | 1990-11-13 | Sumitomo Electric Industries, Ltd. | Furnace for heating glass preform for optical fiber and method for producing glass preform |
US5259856A (en) * | 1989-09-06 | 1993-11-09 | Sumitomo Electric Industrial, Ltd. | Method of producing glass preform in furnace for heating glass |
CN102086089A (zh) * | 2010-12-27 | 2011-06-08 | 富通集团有限公司 | 一种制造掺稀土光纤预制棒的方法 |
CN102815866A (zh) * | 2012-08-17 | 2012-12-12 | 华中科技大学 | 一种光纤预制棒的掺杂装置 |
CN104086079A (zh) * | 2014-07-25 | 2014-10-08 | 长飞光纤光缆股份有限公司 | 一种光纤预制棒芯棒的熔缩制备方法 |
CN104098265A (zh) * | 2014-07-25 | 2014-10-15 | 长飞光纤光缆股份有限公司 | 一种改善轴向均匀性的光纤预制棒芯棒熔缩制作方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2434717C2 (de) * | 1973-08-21 | 1989-05-18 | International Standard Electric Corp., 10022 New York, N.Y. | Verfahren zur Herstellung eines Glasfaser-Lichtleiters |
TW371650B (en) * | 1995-12-04 | 1999-10-11 | Sumitomo Electric Industries | Method for producing an optical fiber quartz glass preform |
US6263706B1 (en) * | 1999-03-30 | 2001-07-24 | Deliso Evelyn M. | Method of controlling fluorine doping in soot preforms |
DE102004035086B4 (de) * | 2004-07-20 | 2008-07-03 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren zur Herstellung eines Hohlzylinders aus Quarzglas mit kleinem Innendurchmesser sowie zur Durchführung des Verfahrens geeignete Vorrichtung |
DE102004039754A1 (de) * | 2004-08-17 | 2006-02-23 | Merck Patent Gmbh | Pigmente auf der Basis von Zylindern oder Prismen |
DK2655274T3 (da) * | 2010-12-23 | 2017-11-27 | Prysmian Spa | Fremgangsmåde til fremstilling af en præform af glas til optiske fibre |
JP5836208B2 (ja) * | 2012-06-20 | 2015-12-24 | 株式会社フジクラ | 光ファイバ母材の製造方法 |
CN202687983U (zh) * | 2012-07-09 | 2013-01-23 | 邱富仁 | 一种摆动式高温真空氯化炉 |
CN103224325B (zh) * | 2013-04-11 | 2015-03-11 | 浙江富通光纤技术有限公司 | 一种光纤预制棒包层掺氟的方法 |
CN105198201B (zh) * | 2015-10-21 | 2019-02-12 | 长飞光纤光缆股份有限公司 | 一种石英玻璃预制件的制备方法 |
CN108585471B (zh) * | 2018-06-25 | 2021-08-17 | 长飞光纤光缆股份有限公司 | 一种低水峰光纤预制棒脱水烧结装置及方法 |
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2018
- 2018-12-03 CN CN201811468525.2A patent/CN109437546B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4969941A (en) * | 1987-02-16 | 1990-11-13 | Sumitomo Electric Industries, Ltd. | Furnace for heating glass preform for optical fiber and method for producing glass preform |
US5259856A (en) * | 1989-09-06 | 1993-11-09 | Sumitomo Electric Industrial, Ltd. | Method of producing glass preform in furnace for heating glass |
CN102086089A (zh) * | 2010-12-27 | 2011-06-08 | 富通集团有限公司 | 一种制造掺稀土光纤预制棒的方法 |
CN102815866A (zh) * | 2012-08-17 | 2012-12-12 | 华中科技大学 | 一种光纤预制棒的掺杂装置 |
CN104086079A (zh) * | 2014-07-25 | 2014-10-08 | 长飞光纤光缆股份有限公司 | 一种光纤预制棒芯棒的熔缩制备方法 |
CN104098265A (zh) * | 2014-07-25 | 2014-10-15 | 长飞光纤光缆股份有限公司 | 一种改善轴向均匀性的光纤预制棒芯棒熔缩制作方法 |
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Effective date of registration: 20210917 Address after: 614222 No.2, chejian Road, Jiuli Town, Emeishan City, Leshan City, Sichuan Province Patentee after: Sichuan Lefei Photoelectric Technology Co.,Ltd. Address before: 430073 Optics Valley Avenue, East Lake New Technology Development Zone, Wuhan, Hubei, 9 Patentee before: YANGTZE OPTICAL FIBRE AND CABLE JOINT STOCK Ltd. |
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Effective date of registration: 20230913 Address after: Room 101, Building 1, Changfei Science and Technology Park (Phase III), No. 196 Guanggu Third Road, Jiufeng Street, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430000 (all for self use) Patentee after: Changfei Quartz Technology (Wuhan) Co.,Ltd. Address before: 614222 No.2, chejian Road, Jiuli Town, Emeishan City, Leshan City, Sichuan Province Patentee before: Sichuan Lefei Photoelectric Technology Co.,Ltd. |