DE69003175D1 - Verfahren und Vorrichtung zur Plasmaaussenabscheidung von hydroxylionenfreier Silika. - Google Patents
Verfahren und Vorrichtung zur Plasmaaussenabscheidung von hydroxylionenfreier Silika.Info
- Publication number
- DE69003175D1 DE69003175D1 DE90110603T DE69003175T DE69003175D1 DE 69003175 D1 DE69003175 D1 DE 69003175D1 DE 90110603 T DE90110603 T DE 90110603T DE 69003175 T DE69003175 T DE 69003175T DE 69003175 D1 DE69003175 D1 DE 69003175D1
- Authority
- DE
- Germany
- Prior art keywords
- hydroxyl
- ion
- plasma deposition
- free silica
- silica
- 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 - Lifetime
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]
- C03B37/01413—Reactant delivery systems
- C03B37/0142—Reactant deposition burners
- C03B37/01426—Plasma deposition burners or torches
-
- 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]
- C03B37/01413—Reactant delivery systems
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/02—Pure silica glass, e.g. pure fused quartz
-
- 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
- C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
- C03B2201/12—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with fluorine
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2207/00—Glass deposition burners
- C03B2207/80—Feeding the burner or the burner-heated deposition site
- C03B2207/81—Constructional details of the feed line, e.g. heating, insulation, material, manifolds, filters
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Silicon Compounds (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Surface Treatment Of Glass (AREA)
- Glass Melting And Manufacturing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8907391A FR2647778B1 (fr) | 1989-06-05 | 1989-06-05 | Procede et dispositif de depot externe par plasma de silice exempte d'ions hydroxyles |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69003175D1 true DE69003175D1 (de) | 1993-10-14 |
DE69003175T2 DE69003175T2 (de) | 1994-01-05 |
Family
ID=9382362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE90110603T Expired - Lifetime DE69003175T2 (de) | 1989-06-05 | 1990-06-05 | Verfahren und Vorrichtung zur Plasmaaussenabscheidung von hydroxylionenfreier Silika. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5194714A (de) |
EP (1) | EP0401742B1 (de) |
JP (1) | JPH0328140A (de) |
DE (1) | DE69003175T2 (de) |
FR (1) | FR2647778B1 (de) |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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. |
US5620754A (en) * | 1994-01-21 | 1997-04-15 | Qqc, Inc. | Method of treating and coating substrates |
US5554415A (en) * | 1994-01-18 | 1996-09-10 | Qqc, Inc. | Substrate coating techniques, including fabricating materials on a surface of a substrate |
US5731046A (en) * | 1994-01-18 | 1998-03-24 | Qqc, Inc. | Fabrication of diamond and diamond-like carbon coatings |
US5520891A (en) * | 1994-02-01 | 1996-05-28 | Lee; Jing M. | Cross-flow, fixed-bed catalytic reactor |
FR2728888B1 (fr) * | 1994-12-29 | 1997-01-31 | Alcatel Cable | Procede d'obtention de preforme de fibre optique employant la recharge plasma |
US5672192A (en) * | 1996-05-30 | 1997-09-30 | Lucent Technologies Inc. | Method of making optical fiber using a plasma torch fiber-drawing furnace |
US5979190A (en) * | 1997-09-29 | 1999-11-09 | Lucent Technologies Inc. | Method for manufacturing an article comprising a refractory a dielectric body |
US5861047A (en) * | 1997-09-29 | 1999-01-19 | Lucent Technologies Inc. | Method for manufacturing an article comprising a refractory dielectric body |
JP3386354B2 (ja) * | 1997-12-03 | 2003-03-17 | 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及び製造装置 |
US6253580B1 (en) | 1997-12-19 | 2001-07-03 | Fibercore, Inc. | Method of making a tubular member for optical fiber production using plasma outside vapor deposition |
GB2351287B (en) * | 1997-12-19 | 2002-02-27 | Fibercore Inc | Method of making a tubular member for optical fiber production using plasma outside vapor deposition |
US6041623A (en) * | 1998-08-27 | 2000-03-28 | Lucent Technologies Inc. | Process for fabricating article comprising refractory dielectric body |
FR2790753B1 (fr) | 1999-03-08 | 2001-06-08 | Cit Alcatel | Procede de fabrication d'une preforme de fibre optique avec depot externe de silice eventuellement dopee |
FR2795715B1 (fr) * | 1999-07-01 | 2002-03-15 | Cit Alcatel | Procede pour le glacage de la surface externe d'une preforme de fibre optique et installation de production de preformes mettant en oeuvre ce procede |
IT1308786B1 (it) * | 1999-07-05 | 2002-01-10 | Cselt Centro Studi Lab Telecom | Procedimento e apparecchiatura per la formazione di strati piani disilice vetrosa mediante l'uso di una torcia a plasma ad accoppiamento |
US20020005051A1 (en) * | 2000-04-28 | 2002-01-17 | Brown John T. | Substantially dry, silica-containing soot, fused silica and optical fiber soot preforms, apparatus, methods and burners for manufacturing same |
DE10035951C2 (de) * | 2000-07-21 | 2002-06-27 | Heraeus Quarzglas | Verfahren zur Herstellung eines Bauteils für die Herstellung optischer Fasern, sowie Verwendung des Bauteils |
FR2812288B1 (fr) * | 2000-07-31 | 2003-01-31 | Cit Alcatel | Procede et dispositif de fabrication d'une preforme de fibre optique |
US6748768B2 (en) | 2000-12-15 | 2004-06-15 | Corning Incorporated | Apparatus and method of doping silica with fluorine during laydown |
US20050120752A1 (en) * | 2001-04-11 | 2005-06-09 | Brown John T. | Substantially dry, silica-containing soot, fused silica and optical fiber soot preforms, apparatus, methods and burners for manufacturing same |
US20030027055A1 (en) * | 2001-08-01 | 2003-02-06 | Ball Laura J. | Method and feedstock for making photomask material |
US20030027054A1 (en) * | 2001-08-01 | 2003-02-06 | Ball Laura J. | Method for making photomask material by plasma induction |
US20030070452A1 (en) * | 2001-10-12 | 2003-04-17 | Alcatel | Process for online spheroidization of quartz and silica particles |
FR2847893B1 (fr) | 2002-12-02 | 2006-05-05 | Cit Alcatel | Procede et dispositif de recharge par plasma d'une preforme pour fibre optique, a oxydes d'azote reduits |
US20040187525A1 (en) * | 2003-03-31 | 2004-09-30 | Coffey Calvin T. | Method and apparatus for making soot |
NL1024480C2 (nl) * | 2003-10-08 | 2005-04-11 | Draka Fibre Technology Bv | Werkwijze ter vervaardiging van een voorvorm voor optische vezels, alsmede werkwijze ter vervaardiging van optische vezels. |
US20060272174A1 (en) * | 2005-05-20 | 2006-12-07 | Klaus Hartig | Deposition chamber desiccation systems and methods of use thereof |
FR2895396B1 (fr) * | 2005-12-23 | 2008-02-22 | Draka Comteq France | Procede de fabrication d'une preforme de fibre optique |
FR2914298B1 (fr) * | 2007-03-27 | 2010-03-12 | Draka Comteq France | Procede et equipement de fabrication d'une preforme de fibre optique. |
US8153925B2 (en) * | 2007-12-19 | 2012-04-10 | Illinois Tool Works Inc. | Heat exchanger and moisture removal for a plasma cutting system |
JP5380018B2 (ja) | 2008-09-03 | 2014-01-08 | 株式会社フジクラ | 光ファイバ母材の製造方法 |
JP4926164B2 (ja) * | 2008-12-26 | 2012-05-09 | 信越化学工業株式会社 | 高周波誘導熱プラズマトーチを用いた光ファイバプリフォームの製造方法及び装置 |
JP4926165B2 (ja) * | 2008-12-26 | 2012-05-09 | 信越化学工業株式会社 | 高周波誘導熱プラズマトーチを用いた光ファイバプリフォームの製造方法及び装置 |
DE102009011961A1 (de) * | 2009-03-10 | 2010-09-16 | Advanced Nuclear Fuels Gmbh | Absaugvorrichtung für Gase oder Rauch, insbesondere Schweißrauch, Schweißanlage sowie zugehöriges Verfahren |
FR2946436B1 (fr) | 2009-06-05 | 2011-12-09 | Draka Comteq France | Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee |
JP5190966B2 (ja) * | 2009-07-27 | 2013-04-24 | 信越化学工業株式会社 | 高周波誘導熱プラズマトーチを用いた光ファイバプリフォームの製造方法 |
FR2953030B1 (fr) | 2009-11-25 | 2011-11-18 | Draka Comteq France | Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee |
FR2953606B1 (fr) | 2009-12-03 | 2012-04-27 | Draka Comteq France | Fibre optique multimode a large bande passante et a faibles pertes par courbure |
US9014525B2 (en) | 2009-09-09 | 2015-04-21 | Draka Comteq, B.V. | Trench-assisted multimode optical fiber |
FR2953029B1 (fr) | 2009-11-25 | 2011-11-18 | Draka Comteq France | Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee |
FR2949870B1 (fr) | 2009-09-09 | 2011-12-16 | Draka Compteq France | Fibre optique multimode presentant des pertes en courbure ameliorees |
FR2957153B1 (fr) * | 2010-03-02 | 2012-08-10 | Draka Comteq France | Fibre optique multimode a large bande passante et a faibles pertes par courbure |
FR2953605B1 (fr) | 2009-12-03 | 2011-12-16 | Draka Comteq France | Fibre optique multimode a large bande passante et a faibles pertes par courbure |
FR2950156B1 (fr) * | 2009-09-17 | 2011-11-18 | Draka Comteq France | Fibre optique multimode |
EP3399357A1 (de) * | 2010-02-01 | 2018-11-07 | Draka Comteq B.V. | Dispersionsverschobene optische faser ungleich null mit kurzer abschnittswellenlänge |
DK2352047T3 (da) * | 2010-02-01 | 2019-11-11 | Draka Comteq Bv | Ikke-nul dispersionsskiftet optisk fiber med et stort effektivt areal |
EP2369379B1 (de) * | 2010-03-17 | 2015-05-06 | Draka Comteq B.V. | Optische Monomodefaser mit reduzierten Biegeverlusten |
FR2962230B1 (fr) | 2010-07-02 | 2012-07-27 | Draka Comteq France | Fibre optique monomode |
FR2966256B1 (fr) | 2010-10-18 | 2012-11-16 | Draka Comteq France | Fibre optique multimode insensible aux pertes par |
FR2971061B1 (fr) | 2011-01-31 | 2013-02-08 | Draka Comteq France | Fibre optique a large bande passante et a faibles pertes par courbure |
EP2482106B1 (de) | 2011-01-31 | 2014-06-04 | Draka Comteq B.V. | Multimodusfaser |
EP2495589A1 (de) | 2011-03-04 | 2012-09-05 | Draka Comteq B.V. | Seltene-Erden dotierte Verstärkungsglasfaser für kompakte Vorrichtungen und Herstellungsverfahren dafür |
EP2503368A1 (de) | 2011-03-24 | 2012-09-26 | Draka Comteq B.V. | Multimodus-Glasfaser mit verbesserter Biegefestigkeit |
EP2506044A1 (de) | 2011-03-29 | 2012-10-03 | Draka Comteq B.V. | Multimodus-Glasfaser |
EP2518546B1 (de) | 2011-04-27 | 2018-06-20 | Draka Comteq B.V. | Strahlungsgresistente multimodale optische Faser mit hoher Bandbreite |
DK2541292T3 (en) | 2011-07-01 | 2014-12-01 | Draka Comteq Bv | A multimode optical fiber |
WO2013160714A1 (en) | 2012-04-27 | 2013-10-31 | Draka Comteq Bv | Hybrid single and multimode optical fiber for a home network |
CN102705205B (zh) * | 2012-05-28 | 2015-12-23 | 深圳百时得能源环保科技有限公司 | 一种空气压缩系统的预处理及变流量装置 |
NL2014519B1 (en) | 2015-03-25 | 2017-01-25 | Draka Comteq Bv | A rotary feed-through for mounting a rotating substrate tube in a lathe, a CVD lathe and a corresponding method using the CVD lathe. |
CN111847866A (zh) * | 2020-07-14 | 2020-10-30 | 复旦大学 | 低损耗光纤预制棒外包层及制备设备和制备方法及光纤 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4162908A (en) * | 1975-08-16 | 1979-07-31 | Heraeus Quarzschmelze Gmbh | Method of producing synthetic quartz glass, apparatus for the practice of the method, and use of the synthetic quartz glass |
JPS5697522A (en) * | 1980-01-07 | 1981-08-06 | Toho Gas Kk | Room cooler with dehumidifyer |
FR2496086B1 (fr) * | 1980-12-16 | 1985-07-12 | Quartz & Silice | Guide d'onde optique a coeur dope au fluor |
DE3338714A1 (de) * | 1983-10-25 | 1985-05-02 | Wacker-Chemitronic Gesellschaft für Elektronik-Grundstoffe mbH, 8263 Burghausen | Verfahren zur verringerung des hydroxylanteils in lichtwellenleitern |
DE3404119A1 (de) * | 1984-02-07 | 1985-08-08 | Merck Patent Gmbh, 6100 Darmstadt | Transport- und entnahmevorrichtung |
DE3420790A1 (de) * | 1984-06-04 | 1985-12-05 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und vorrichtung zur herstellung einer vorform fuer lichtwellenleiter |
JPS62171939A (ja) * | 1986-01-27 | 1987-07-28 | Sumitomo Electric Ind Ltd | 多孔質光フアイバ母材の製造装置 |
US4793832A (en) * | 1986-04-14 | 1988-12-27 | Fmc Corporation | Air purification and temperature controlling system and method |
US4957516A (en) * | 1987-10-22 | 1990-09-18 | Reading Technologies, Inc. | Inverse flow depth filter assembly |
JPH01236920A (ja) * | 1988-03-18 | 1989-09-21 | Hitachi Ltd | 吸収形冷凍式脱湿装置 |
US4881953A (en) * | 1988-09-15 | 1989-11-21 | Union Carbide Corporation | Prevention of membrane degradation |
-
1989
- 1989-06-05 FR FR8907391A patent/FR2647778B1/fr not_active Expired - Lifetime
-
1990
- 1990-06-04 JP JP2146046A patent/JPH0328140A/ja active Pending
- 1990-06-05 DE DE90110603T patent/DE69003175T2/de not_active Expired - Lifetime
- 1990-06-05 EP EP90110603A patent/EP0401742B1/de not_active Expired - Lifetime
- 1990-06-05 US US07/533,557 patent/US5194714A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69003175T2 (de) | 1994-01-05 |
JPH0328140A (ja) | 1991-02-06 |
EP0401742B1 (de) | 1993-09-08 |
FR2647778B1 (fr) | 1992-11-20 |
FR2647778A1 (fr) | 1990-12-07 |
US5194714A (en) | 1993-03-16 |
EP0401742A1 (de) | 1990-12-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: ALCATEL, PARIS, FR |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: ALCATEL LUCENT, PARIS, FR |