IN191474B - - Google Patents
Info
- Publication number
- IN191474B IN191474B IN398CA1997A IN191474B IN 191474 B IN191474 B IN 191474B IN 398CA1997 A IN398CA1997 A IN 398CA1997A IN 191474 B IN191474 B IN 191474B
- Authority
- IN
- India
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
- C03C13/04—Fibre optics, e.g. core and clad fibre compositions
-
- 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
- C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
- C03B37/01838—Reactant delivery systems, e.g. reactant deposition burners for delivering and depositing additional reactants as liquids or solutions, e.g. for solution doping of the deposited glass
-
- 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
- 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
-
- 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
- C03B2201/34—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers
-
- 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)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960009613A KR0167132B1 (ko) | 1996-03-30 | 1996-03-30 | 어븀 첨가 광섬유의 제조 방법 및 장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
IN191474B true IN191474B (de) | 2003-12-06 |
Family
ID=19454714
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN398CA1997 IN191474B (de) | 1996-03-30 | 1997-03-06 |
Country Status (9)
Country | Link |
---|---|
US (1) | US6125659A (de) |
JP (1) | JP3023849B2 (de) |
KR (2) | KR0167132B1 (de) |
CN (1) | CN1130313C (de) |
DE (1) | DE19712272B4 (de) |
FR (1) | FR2746789B1 (de) |
GB (1) | GB2311776B (de) |
IN (1) | IN191474B (de) |
RU (1) | RU2134437C1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7797966B2 (en) * | 2000-12-29 | 2010-09-21 | Single Crystal Technologies, Inc. | Hot substrate deposition of fused silica |
US20020083740A1 (en) * | 2000-12-29 | 2002-07-04 | Pandelisev Kiril A. | Process and apparatus for production of silica grain having desired properties and their fiber optic and semiconductor application |
US20020083739A1 (en) * | 2000-12-29 | 2002-07-04 | Pandelisev Kiril A. | Hot substrate deposition fiber optic preforms and preform components process and apparatus |
US6751990B2 (en) * | 2001-03-06 | 2004-06-22 | Council Of Scientific And Industrial Research | Process for making rare earth doped optical fiber |
US20030167800A1 (en) * | 2002-03-11 | 2003-09-11 | Atkins Robert M. | Soot layer formation for solution doping of glass preforms |
US6851281B2 (en) * | 2002-03-28 | 2005-02-08 | Council Of Scientific And Industrial Research | Method of fabricating rare earth doped optical fibre |
US20030213268A1 (en) * | 2002-05-20 | 2003-11-20 | Homa Daniel Scott | Process for solution-doping of optical fiber preforms |
KR100433909B1 (ko) * | 2002-08-28 | 2004-06-04 | 삼성전자주식회사 | 증폭용 광섬유 및 그 제조 방법 |
DE102011009242B4 (de) * | 2010-11-04 | 2020-09-03 | J-Plasma Gmbh | Lichtwellenleiter und Halbzeug zur Herstellung eines Lichtwellenleiters mit biegeoptimierten Eigenschaften |
CN115180817B (zh) * | 2022-08-22 | 2023-09-29 | 中国工程物理研究院激光聚变研究中心 | 一种制备有源光纤预制棒的在线掺杂方法及装置 |
CN118125709B (zh) * | 2024-05-06 | 2024-07-26 | 武汉胜芯光电科技有限公司 | 一种气相掺杂法制备铒镱共掺光纤的方法及装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4632684A (en) * | 1984-07-31 | 1986-12-30 | Itt Corporation | Method of and apparatus for making optical preforms from tubular bodies |
US4669821A (en) * | 1984-09-19 | 1987-06-02 | Hughes Aircraft Company | Radiation resistant optical fiber waveguide |
US4936650A (en) * | 1986-04-24 | 1990-06-26 | British Telecommunications Public Limited Company | Optical wave guides |
FR2621909B1 (de) * | 1987-10-16 | 1990-01-19 | Comp Generale Electricite | |
IT1219404B (it) * | 1988-06-27 | 1990-05-11 | Sip | Procedimento e apparecchiatura per la fabbricazione di fibre ottiche in silice |
JPH0662311B2 (ja) * | 1988-12-07 | 1994-08-17 | シツプ‐ソシエタ・イタリアーナ・ペル・レセルチツイオ・デル・テレコミニカイオーニ・ピー・アー | シリカを基材としたファイバープリフォームのコアをドープする方法 |
US5284500A (en) * | 1989-10-31 | 1994-02-08 | Fujitsu Limited | Process for fabricating an optical fiber preform |
AU625144B2 (en) * | 1989-10-31 | 1992-07-02 | Fujitsu Limited | Production method for optical fiber base material |
EP0466932B1 (de) * | 1990-02-05 | 1995-01-18 | The Furukawa Electric Co., Ltd. | Quarzglas dotiert mit einem seltenen erde-element und verfahren zu deren herstellung |
JP2613119B2 (ja) * | 1990-05-16 | 1997-05-21 | 三菱電線工業株式会社 | 希土類元素ドープdsc型光ファイバ母材の製造方法 |
US5058976A (en) * | 1990-08-03 | 1991-10-22 | At&T Bell Laboratories | System comprising Er-doped optical fiber |
AU649845B2 (en) * | 1991-06-24 | 1994-06-02 | Sumitomo Electric Industries, Ltd. | Method for producing glass preform for optical fiber |
DE4133173A1 (de) * | 1991-10-07 | 1993-04-22 | Rheydt Kabelwerk Ag | Verfahren zum herstellen einer vorform fuer optische fasern |
JP2766420B2 (ja) * | 1992-04-07 | 1998-06-18 | 株式会社フジクラ | エルビウム添加石英の製造方法 |
US5296012A (en) * | 1992-12-28 | 1994-03-22 | Corning Incorporated | Method of making optical waveguide preforms |
JPH06298542A (ja) * | 1993-04-13 | 1994-10-25 | Sumitomo Electric Ind Ltd | 光ファイバ用母材の製造方法 |
-
1996
- 1996-03-30 KR KR1019960009613A patent/KR0167132B1/ko not_active IP Right Cessation
-
1997
- 1997-03-06 IN IN398CA1997 patent/IN191474B/en unknown
- 1997-03-24 DE DE19712272A patent/DE19712272B4/de not_active Expired - Fee Related
- 1997-03-26 JP JP9073618A patent/JP3023849B2/ja not_active Expired - Fee Related
- 1997-03-27 GB GB9706709A patent/GB2311776B/en not_active Expired - Fee Related
- 1997-03-28 RU RU97105390A patent/RU2134437C1/ru not_active IP Right Cessation
- 1997-03-28 FR FR9703851A patent/FR2746789B1/fr not_active Expired - Fee Related
- 1997-03-30 CN CN97109568A patent/CN1130313C/zh not_active Expired - Fee Related
- 1997-03-31 US US08/832,620 patent/US6125659A/en not_active Expired - Fee Related
-
1998
- 1998-08-31 KR KR1019980035664A patent/KR100206181B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB2311776B (en) | 2000-08-23 |
KR100206181B1 (en) | 1999-07-01 |
FR2746789A1 (fr) | 1997-10-03 |
JP3023849B2 (ja) | 2000-03-21 |
KR0167132B1 (ko) | 1999-01-15 |
DE19712272B4 (de) | 2004-04-29 |
DE19712272A1 (de) | 1997-11-06 |
FR2746789B1 (fr) | 1998-07-31 |
GB2311776A (en) | 1997-10-08 |
CN1164516A (zh) | 1997-11-12 |
CN1130313C (zh) | 2003-12-10 |
GB9706709D0 (en) | 1997-05-21 |
JPH1081536A (ja) | 1998-03-31 |
US6125659A (en) | 2000-10-03 |
KR970065452A (ko) | 1997-10-13 |
RU2134437C1 (ru) | 1999-08-10 |