IL106645A - Manufacture of vitreous silica product by a sol-gel process - Google Patents

Manufacture of vitreous silica product by a sol-gel process

Info

Publication number
IL106645A
IL106645A IL10664593A IL10664593A IL106645A IL 106645 A IL106645 A IL 106645A IL 10664593 A IL10664593 A IL 10664593A IL 10664593 A IL10664593 A IL 10664593A IL 106645 A IL106645 A IL 106645A
Authority
IL
Israel
Prior art keywords
sol
manufacture
gel process
vitreous silica
silica product
Prior art date
Application number
IL10664593A
Other languages
English (en)
Other versions
IL106645A0 (en
Original Assignee
American Telephone & Telegraph
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by American Telephone & Telegraph filed Critical American Telephone & Telegraph
Publication of IL106645A0 publication Critical patent/IL106645A0/xx
Publication of IL106645A publication Critical patent/IL106645A/xx

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]
    • C03B37/016—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 a liquid phase reaction process, e.g. through a gel phase
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/12—Other methods of shaping glass by liquid-phase reaction processes
    • 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
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • 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
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/006—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels to produce glass through wet route
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S65/00—Glass manufacturing
    • Y10S65/901—Liquid phase reaction process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Glass Compositions (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Silicon Compounds (AREA)
IL10664593A 1992-08-14 1993-08-10 Manufacture of vitreous silica product by a sol-gel process IL106645A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/930,125 US5240488A (en) 1992-08-14 1992-08-14 Manufacture of vitreous silica product via a sol-gel process using a polymer additive

Publications (2)

Publication Number Publication Date
IL106645A0 IL106645A0 (en) 1993-12-08
IL106645A true IL106645A (en) 1997-02-18

Family

ID=25458955

Family Applications (1)

Application Number Title Priority Date Filing Date
IL10664593A IL106645A (en) 1992-08-14 1993-08-10 Manufacture of vitreous silica product by a sol-gel process

Country Status (16)

Country Link
US (2) US5240488A (xx)
EP (1) EP0583943B1 (xx)
JP (1) JP3387562B2 (xx)
KR (1) KR100260481B1 (xx)
CN (1) CN1100727C (xx)
AU (1) AU651281B2 (xx)
CA (1) CA2103870C (xx)
DE (1) DE69322331T2 (xx)
DK (1) DK0583943T3 (xx)
ES (1) ES2125308T3 (xx)
FI (1) FI102960B (xx)
HK (1) HK1006367A1 (xx)
IL (1) IL106645A (xx)
PL (1) PL175302B1 (xx)
RU (1) RU2118299C1 (xx)
TW (1) TW235953B (xx)

Families Citing this family (111)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1256359B (it) * 1992-09-01 1995-12-01 Enichem Spa Procedimento per la preparazione di componenti e dispositivi ottici indimensioni finali o quasi finali, e prodotti cosi' ottenuti
FR2717470B1 (fr) * 1994-03-16 1996-05-24 Aerospatiale Revêtement haute température sur substrat céramique et procédé ne nécessitant pas de cuisson pour son obtention.
US5565014A (en) * 1994-03-31 1996-10-15 Lucent Technologies Inc. Process of manufacturing a vitreous silica product including hydrothermally drying a collordal sol-gel
US5840465A (en) * 1995-07-17 1998-11-24 Taiyo Ink Manufacturing Co., Ltd. Compositions and method for formation of barrier ribs of plasma display panel
CA2161160C (en) * 1994-12-29 2000-01-04 Edwin Arthur Chandross Fabrication including sol-gel float processing
US5633741A (en) * 1995-02-23 1997-05-27 Lucent Technologies Inc. Multichannel optical fiber communications
US5596668A (en) * 1995-06-30 1997-01-21 Lucent Technologies Inc. Single mode optical transmission fiber, and method of making the fiber
US5567622A (en) * 1995-07-05 1996-10-22 The Aerospace Corporation Sensor for detection of nitrogen dioxide and nitrogen tetroxide
US5578101A (en) * 1995-09-01 1996-11-26 Lucent Technologies Inc. Method of making a sol-gel glass body and removing same from mold
US5598496A (en) * 1995-12-14 1997-01-28 Lucent Technologies Inc. Optical fiber connector comprising a glass ferrule, and method of making same
DE69705258T2 (de) * 1996-05-14 2002-04-11 Lucent Technologies Inc Sol-Gel Verfahren zur Herstellung von Silica-Glas
US6343490B1 (en) * 1996-05-14 2002-02-05 Lucent Technologies, Inc. Processing entailing sol-gel fabrication of silica glass
CN1042922C (zh) * 1996-07-31 1999-04-14 中国建筑材料科学研究院 耐高温低膨胀高硼含量封接玻璃的制备工艺
KR100229900B1 (ko) * 1997-03-10 1999-11-15 윤종용 솔-젤법을 이용한 실리카 유리 단일체의 제조방법
US6007685A (en) * 1997-06-19 1999-12-28 Lucent Technologies Inc. Deposition of highly doped silicon dioxide films
KR100252184B1 (ko) * 1997-07-29 2000-04-15 윤종용 실리카 글래스의 제조방법
KR100252185B1 (ko) * 1997-08-29 2000-04-15 윤종용 실리카 글래스의 제조방법
US5944866A (en) * 1997-09-26 1999-08-31 Lucent Technologies Inc. Fabrication including sol-gel processing
US6080339A (en) * 1997-09-26 2000-06-27 Lucent Technologies Inc. Process for fabricating silica article utilizing sol-gel extrusion
CN1113044C (zh) 1997-10-29 2003-07-02 三星电子株式会社 石英玻璃组合物
KR100238191B1 (ko) 1998-02-16 2000-02-01 윤종용 실리카 글래스의 제조방법
US6007727A (en) * 1998-03-06 1999-12-28 Lucent Technologies Inc. Process for treating by-product of optical fiber fabrication
US6334338B1 (en) 1998-07-02 2002-01-01 Lucent Technologies Inc. Sol gel process of making a fiber preform with removal of oxide particles
US6209357B1 (en) * 1998-07-21 2001-04-03 Lucent Technologies Inc. Method for forming article using sol-gel processing
US6041623A (en) * 1998-08-27 2000-03-28 Lucent Technologies Inc. Process for fabricating article comprising refractory dielectric body
US6132649A (en) * 1999-01-29 2000-10-17 Lucent Technologies Inc. Fabrication including sol-gel processing
KR100322132B1 (ko) 1999-01-29 2002-01-29 윤종용 졸-겔 공정용 실리카 글래스 조성물
EP1157292A1 (en) 1999-02-05 2001-11-28 Corning Incorporated Optical fiber component with shaped optical element and method of making same
ITNO990004A1 (it) * 1999-03-08 2000-09-08 Gel Design And Engineering S R Processo sol-gel per la produzione di manufatti contenenti e aderentiad un inserto cilindrico incomprimibile e manufatti cosi' ottenuti.
DE19936478A1 (de) * 1999-08-03 2001-02-15 Degussa Sinterwerkstoffe
KR100357638B1 (ko) 1999-08-31 2002-10-25 삼성전자 주식회사 실리카 솔의 초음파 분산 장치
US6436187B1 (en) 1999-09-01 2002-08-20 Agere Systems Guardian Corp. Process for fabricating article having substantial three-dimensional order
US6193926B1 (en) 1999-09-03 2001-02-27 Heraeus Amersil, Inc. Process for making molded glass and ceramic articles
US6398849B1 (en) 1999-10-01 2002-06-04 Lucent Technologies Inc. Process and apparatus for treating gaseous products of sol-gel manufacturing
US6550280B1 (en) 1999-12-13 2003-04-22 Agere Systems Guardian Corp. Process of sintering a hanging silica tube so as to exhibit a low bow
KR100318949B1 (ko) 1999-12-16 2002-01-04 윤종용 솔-젤 공법을 이용한 고순도 실리카 글래스 제조 방법
KR100417682B1 (ko) * 1999-12-24 2004-02-11 재단법인 포항산업과학연구원 실리카질 슬리브 성형용 조성물 및 이로부터 실리카질슬리브를 제조하는 방법
KR100477880B1 (ko) * 1999-12-24 2005-03-18 주식회사 포스코 강판이송용 허스롤에 사용되는 실리카질 슬리브의 제조방법
KR100326173B1 (ko) 1999-12-30 2002-02-27 윤종용 고순도 실리카 글래스 제조 공정의 열처리 제어 방법
KR100326174B1 (ko) 1999-12-31 2002-02-27 윤종용 솔-젤 공법을 이용한 고순도 실리카 글래스 제조 방법
US6223563B1 (en) 2000-03-17 2001-05-01 Lucent Technologies Inc. Process for fabricating fluorine-doped sol-gel article
US6553790B1 (en) 2000-05-09 2003-04-29 Fitel Usa Corp. Process for fabricating optical fiber involving tuning of core diameter profile
US6442977B1 (en) 2000-06-20 2002-09-03 Fitel Usa Corp. Sol-gel process for fabricating germanium-doped silica article
IT1318617B1 (it) * 2000-07-10 2003-08-27 Novara Technology Srl Processo sol-gel per la produzione di geli secchi di grandidimensioni e vetri derivati.
DE10035451C2 (de) * 2000-07-19 2002-12-05 November Ag Molekulare Medizin Verfahren und Vorrichtung zur Identifizierung einer Polymersequenz
US6446468B1 (en) 2000-08-01 2002-09-10 Fitel Usa Corp. Process for fabricating optical fiber involving overcladding during sintering
US6732549B1 (en) 2000-08-01 2004-05-11 Lucent Technologies Inc. Multi-pass sintering of a sol-gel body through a hot zone
US6679945B2 (en) * 2000-08-21 2004-01-20 Degussa Ag Pyrogenically prepared silicon dioxide
US6742364B2 (en) * 2000-09-06 2004-06-01 Minolta Co., Ltd. Method of manufacturing micro glass optical element
EP1328482A1 (en) * 2000-09-28 2003-07-23 Corning Incorporated Optical glass silica soot particles and method of making same
US6457329B1 (en) * 2000-12-14 2002-10-01 Fitel Usa Corp. Process for fabricating sol-gel article involving low-shrinkage formulation
KR20020051387A (ko) * 2000-12-22 2002-06-29 신현준 비정질합금 제조용 실리카질 슬릿형 노즐의 제조방법
US6604408B2 (en) 2001-03-02 2003-08-12 Matec Instrument Companies, Inc. Device for use in determining characteristics of particles dispersed in a medium, and method therefor
US6571582B2 (en) * 2001-04-19 2003-06-03 Fitel Usa Corp. Manufacture of silica bodies using sol-gel techniques
US6776012B2 (en) * 2001-06-26 2004-08-17 Fitel Usa Corp. Method of making an optical fiber using preform dehydration in an environment of chlorine-containing gas, fluorine-containing gases and carbon monoxide
DE10141103B4 (de) * 2001-08-22 2007-01-18 Schott Ag Verfahren zur Herstellung optischer Gläser und Farbgläser bei niederen Temperaturen
WO2003040050A1 (en) * 2001-10-18 2003-05-15 Research Institute Of Industrial Science & Technology Preform for glass ferrule and fabrication method thereof
KR100446512B1 (ko) * 2001-11-13 2004-09-04 삼성전자주식회사 솔-젤 공법을 이용한 실리카 글래스 제조 방법
US6832493B2 (en) * 2002-02-27 2004-12-21 Corning Incorporated High purity glass bodies formed by zero shrinkage casting
US20030230118A1 (en) * 2002-06-12 2003-12-18 Dawes Steven B. Methods and preforms for drawing microstructured optical fibers
US6966201B2 (en) * 2002-08-16 2005-11-22 Furukawa Electric North America, Inc. High-temperature sintering of soot bodies doped using molecular stuffing
US20040057692A1 (en) * 2002-08-28 2004-03-25 Ball Laura J. Low loss optical fiber and method for making same
US20040107735A1 (en) * 2002-12-04 2004-06-10 Fitel Usa Corp. Rod-in-tube optical fiber preform and method
US20040112089A1 (en) * 2002-12-16 2004-06-17 Digiovanni David J. Manufacture of optical fibers using enhanced doping
KR101066281B1 (ko) * 2003-08-29 2011-09-20 코닝 인코포레이티드 알칼리 금속 산화물을 함유하는 광섬유, 및 그 제조 방법및 장치
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.
US7769071B2 (en) * 2004-02-02 2010-08-03 California Institute Of Technology Silica sol gel micro-laser on a substrate
US7628041B2 (en) 2004-02-27 2009-12-08 Alcatel-Lucent Usa Inc. Carbon particle fiber assembly technique
US20060130530A1 (en) * 2004-12-21 2006-06-22 Anderson James G Method of doping silica glass with an alkali metal, and optical fiber precursor formed therefrom
US9386797B2 (en) 2011-02-17 2016-07-12 Purecircle Sdn Bhd Glucosyl stevia composition
US8318459B2 (en) 2011-02-17 2012-11-27 Purecircle Usa Glucosyl stevia composition
US9107436B2 (en) 2011-02-17 2015-08-18 Purecircle Sdn Bhd Glucosylated steviol glycoside as a flavor modifier
US8257948B1 (en) 2011-02-17 2012-09-04 Purecircle Usa Method of preparing alpha-glucosyl Stevia composition
US9392799B2 (en) 2011-02-17 2016-07-19 Purecircle Sdn Bhd Glucosyl stevia composition
WO2007061561A2 (en) * 2005-11-23 2007-05-31 Corning Incorporated Low attenuation non-zero dispersion shifted optical fiber
JP2009541188A (ja) * 2006-06-09 2009-11-26 クリーブランド ステート ユニバーシティー 高強力複合材料および関連するプロセス
US7421174B2 (en) * 2006-08-28 2008-09-02 Furakawa Electric North America; Inc. Multi-wavelength, multimode optical fibers
WO2008145182A1 (en) * 2007-05-30 2008-12-04 Degussa Novara Technology S.P.A. Method to produce precision structured preforms of glass
EP2088128B1 (en) 2007-12-10 2015-04-08 Cristal Materials Corporation Method for the production of glassy monoliths via the sol-gel process
US8981081B2 (en) 2010-03-12 2015-03-17 Purecircle Usa Inc. High-purity steviol glycosides
US9510611B2 (en) 2010-12-13 2016-12-06 Purecircle Sdn Bhd Stevia composition to improve sweetness and flavor profile
WO2012082587A2 (en) 2010-12-13 2012-06-21 Purecircle Usa Highly soluble rebaudioside d
US10362797B2 (en) 2011-02-10 2019-07-30 Purecircle Sdn Bhd Stevia composition
US9474296B2 (en) 2011-02-17 2016-10-25 Purecircle Sdn Bhd Glucosyl stevia composition
EP3473108A1 (en) 2011-06-20 2019-04-24 PureCircle USA Inc. Stevia composition
CN102863158B (zh) * 2011-07-05 2014-09-10 洛阳兰迪玻璃机器股份有限公司 真空玻璃封接方法及装置
JP5384679B2 (ja) * 2012-01-19 2014-01-08 湖北工業株式会社 光ファイバ母材を製造する方法及び光ファイバ母材
CN104185658B (zh) * 2012-02-27 2017-06-06 3M创新有限公司 包含无机氧化物纳米粒子和有机碱的碱性组合物、涂布基底、制品和方法
EP2852296B1 (en) 2012-05-22 2021-12-15 PureCircle SDN BHD Process for producing a high-purity steviol glycoside
US10646514B2 (en) * 2013-03-14 2020-05-12 Novabone Products, Llc Processing methods of solgel-derived bioactive glass-ceramic compositions and methods of using the same
US10952458B2 (en) 2013-06-07 2021-03-23 Purecircle Usa Inc Stevia extract containing selected steviol glycosides as flavor, salty and sweetness profile modifier
CN103739194B (zh) * 2013-12-25 2015-12-23 中天科技精密材料有限公司 一种光纤预制棒的烧结方法及其设备
US10494291B2 (en) * 2014-10-23 2019-12-03 Corning Incorporated Hygroscopic additives for silica soot compacts and methods for forming optical quality glass
US10793466B2 (en) 2015-02-27 2020-10-06 Corning Incorporated Nanoparticle additives for silica soot compacts and methods for strengthening silica soot compacts
EP3390293B1 (de) 2015-12-18 2023-04-19 Heraeus Quarzglas GmbH & Co. KG Erhöhen des siliziumgehalts bei der herstellung von quarzglas
US11053152B2 (en) 2015-12-18 2021-07-06 Heraeus Quarzglas Gmbh & Co. Kg Spray granulation of silicon dioxide in the preparation of quartz glass
JP7048053B2 (ja) 2015-12-18 2022-04-05 ヘレウス クワルツグラス ゲーエムベーハー ウント コンパニー カーゲー マルチチャンバ炉内での石英ガラス体の調製
CN108698893A (zh) 2015-12-18 2018-10-23 贺利氏石英玻璃有限两合公司 于耐火金属熔融坩埚中制备石英玻璃体
JP6940236B2 (ja) 2015-12-18 2021-09-22 ヘレウス クワルツグラス ゲーエムベーハー ウント コンパニー カーゲー 溶融炉内での露点監視による石英ガラス体の調製
US11339076B2 (en) 2015-12-18 2022-05-24 Heraeus Quarzglas Gmbh & Co. Kg Preparation of carbon-doped silicon dioxide granulate as an intermediate in the preparation of quartz glass
TWI794150B (zh) 2015-12-18 2023-03-01 德商何瑞斯廓格拉斯公司 自二氧化矽顆粒製備石英玻璃體
JP6927642B2 (ja) * 2015-12-18 2021-09-01 ヘレウス クワルツグラス ゲーエムベーハー ウント コンパニー カーゲー 二酸化ケイ素粉末からの石英ガラス体の調製
TWI733723B (zh) 2015-12-18 2021-07-21 德商何瑞斯廓格拉斯公司 不透明石英玻璃體的製備
CN105693267A (zh) * 2016-01-29 2016-06-22 卓达新材料科技集团有限公司 一种氧化锗气凝胶复合材料的制备方法
EP3507011B1 (en) 2016-09-02 2024-06-26 3M Innovative Properties Company Shaped gel articles and sintered articles prepared therefrom
DE102016012003A1 (de) * 2016-10-06 2018-04-12 Karlsruher Institut für Technologie Zusammensetzung und Verfahren zur Herstellung eines Formkörpers aus hochreinem, transparentem Quarzglas mittels additiver Fertigung
US11111172B2 (en) 2016-11-30 2021-09-07 Corning Incorporated Basic additives for silica soot compacts and methods for forming optical quality glass
NL2020974B1 (en) * 2018-05-23 2019-12-02 Draka Comteq Bv A device, system and method for forming a core rod for optical fibers
JP7341220B2 (ja) 2018-08-02 2023-09-08 コーニング インコーポレイテッド スートを捕捉する方法
US11912579B2 (en) * 2020-04-06 2024-02-27 Aspen Aerogels, Inc. Aerogel compositions and methods
CN111574034B (zh) * 2020-05-19 2022-05-24 浙江大学杭州国际科创中心 一种利用聚合物塑性制备三维透明玻璃的方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5777044A (en) * 1980-10-30 1982-05-14 Central Glass Co Ltd Manufacture of glass from metallic alcoholate
GB2165233B (en) * 1984-10-04 1988-03-09 Suwa Seikosha Kk Method of making a tubular silica glass member
GB2165234B (en) * 1984-10-05 1988-09-01 Suwa Seikosha Kk Methods of preparing doped silica glass
GB2165534B (en) * 1984-10-05 1988-10-19 Suwa Seikosha Kk Method of preparing parent material for optical fibres
JPS62123032A (ja) * 1985-08-26 1987-06-04 Seiko Epson Corp 多孔質ガラスの製造方法
US4860045A (en) * 1985-11-27 1989-08-22 Minolta Camera Kabushiki Kaisha Automatic focusing device
JP2635313B2 (ja) * 1986-05-14 1997-07-30 日立化成工業株式会社 シリカガラスの製造法
DE3635842A1 (de) * 1986-10-22 1988-04-28 Philips Patentverwaltung Verfahren zur herstellung von formkoerpern aus keramik oder glas
US4872895A (en) * 1986-12-11 1989-10-10 American Telephone And Telegraph Company, At&T Bell Laboratories Method for fabricating articles which include high silica glass bodies
US4775401A (en) * 1987-06-18 1988-10-04 American Telephone And Telegraph Company, At&T Bell Laboratories Method of producing an optical fiber
US4897370A (en) * 1987-06-30 1990-01-30 Lion Corporation Process for preparing ceramics composite sintered bodies
US4838914A (en) * 1987-07-03 1989-06-13 Asahi Glass Company Ltd. Process for producing silica glass fibers
JPH01119526A (ja) * 1987-10-31 1989-05-11 Hitachi Chem Co Ltd シリカガラスの製造法
JPH01119528A (ja) * 1987-10-31 1989-05-11 Hitachi Chem Co Ltd シリカガラスの製造法
JPH01138139A (ja) * 1987-11-20 1989-05-31 Hitachi Chem Co Ltd シリカガラスの製造法
JPH01138138A (ja) * 1987-11-20 1989-05-31 Hitachi Chem Co Ltd シリカガラスの製造法
JPH0238321A (ja) * 1988-07-28 1990-02-07 Hitachi Chem Co Ltd シリカガラスの製造法
US5009688A (en) * 1988-09-28 1991-04-23 Asahi Glass Company, Ltd. Process for producing porous glass
JPH02129034A (ja) * 1988-11-07 1990-05-17 Ube Nitto Kasei Co Ltd シリカガラスの製造方法
JPH02141433A (ja) * 1988-11-22 1990-05-30 Seiko Epson Corp ガラスの製造方法
JPH0345519A (ja) * 1989-07-13 1991-02-27 Toyo Ink Mfg Co Ltd 液相からのガラスの製造方法
JPH03141122A (ja) * 1989-10-24 1991-06-17 Hitachi Chem Co Ltd シリカガラスの製造法

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FI102960B1 (fi) 1999-03-31
PL175302B1 (pl) 1998-12-31
IL106645A0 (en) 1993-12-08
DE69322331T2 (de) 1999-06-02
DE69322331D1 (de) 1999-01-14
DK0583943T3 (da) 1999-08-16
CN1082516A (zh) 1994-02-23
KR100260481B1 (ko) 2000-07-01
CN1100727C (zh) 2003-02-05
HK1006367A1 (en) 1999-02-26
US5379364A (en) 1995-01-03
EP0583943B1 (en) 1998-12-02
RU2118299C1 (ru) 1998-08-27
ES2125308T3 (es) 1999-03-01
AU4442793A (en) 1994-02-17
JPH06239623A (ja) 1994-08-30
TW235953B (xx) 1994-12-11
PL300085A1 (en) 1994-02-21
AU651281B2 (en) 1994-07-14
JP3387562B2 (ja) 2003-03-17
EP0583943A3 (en) 1994-08-17
EP0583943A2 (en) 1994-02-23
CA2103870C (en) 1998-09-15
CA2103870A1 (en) 1994-02-15
FI933583A0 (fi) 1993-08-13
FI933583A (fi) 1994-02-15
FI102960B (fi) 1999-03-31
US5240488A (en) 1993-08-31

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