DE69900440T2 - Verfahren zum Läutern von geschmolzenem Glas unter vermindertem Druck - Google Patents

Verfahren zum Läutern von geschmolzenem Glas unter vermindertem Druck

Info

Publication number
DE69900440T2
DE69900440T2 DE69900440T DE69900440T DE69900440T2 DE 69900440 T2 DE69900440 T2 DE 69900440T2 DE 69900440 T DE69900440 T DE 69900440T DE 69900440 T DE69900440 T DE 69900440T DE 69900440 T2 DE69900440 T2 DE 69900440T2
Authority
DE
Germany
Prior art keywords
compound
vacuum degassing
organic
molten glass
oxide
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
Application number
DE69900440T
Other languages
German (de)
English (en)
Other versions
DE69900440D1 (de
Inventor
Takashi Kijima
Masataka Matsuwaki
Michito Sasaki
Yusuke Takei
Atsushi Tanigaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AGC Inc
Original Assignee
Asahi Glass Co Ltd
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 Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Application granted granted Critical
Publication of DE69900440D1 publication Critical patent/DE69900440D1/de
Publication of DE69900440T2 publication Critical patent/DE69900440T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/18—Stirring devices; Homogenisation
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/225—Refining
    • C03B5/2252—Refining under reduced pressure, e.g. with vacuum refiners
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/20—Bridges, shoes, throats, or other devices for withholding dirt, foam, or batch
    • C03B5/205—Mechanical means for skimming or scraping the melt surface
    • 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
    • C03C1/004—Refining agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Glass Compositions (AREA)
DE69900440T 1998-06-26 1999-06-23 Verfahren zum Läutern von geschmolzenem Glas unter vermindertem Druck Expired - Lifetime DE69900440T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18039498A JP3861460B2 (ja) 1998-06-26 1998-06-26 溶融ガラスの減圧脱泡方法

Publications (2)

Publication Number Publication Date
DE69900440D1 DE69900440D1 (de) 2001-12-06
DE69900440T2 true DE69900440T2 (de) 2002-05-02

Family

ID=16082479

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69900440T Expired - Lifetime DE69900440T2 (de) 1998-06-26 1999-06-23 Verfahren zum Läutern von geschmolzenem Glas unter vermindertem Druck

Country Status (7)

Country Link
US (1) US6318126B1 (enExample)
EP (1) EP0967180B1 (enExample)
JP (1) JP3861460B2 (enExample)
KR (1) KR100622882B1 (enExample)
CZ (1) CZ291173B6 (enExample)
DE (1) DE69900440T2 (enExample)
ID (1) ID23001A (enExample)

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US6460376B1 (en) * 1998-01-09 2002-10-08 Saint-Gobain Glass France Method and device for melting and refining materials capable of being vitrified
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DE19939773C2 (de) * 1999-08-21 2003-06-18 Schott Glas Vorrichtung und Verfahren für das Läutern von Gläsern oder Glaskeramiken
JP2002293547A (ja) * 2001-03-28 2002-10-09 Asahi Glass Co Ltd 陰極線管用ガラスの製造方法
US6854290B2 (en) * 2001-07-18 2005-02-15 Corning Incorporated Method for controlling foam production in reduced pressure fining
EP1306353A1 (de) * 2001-10-27 2003-05-02 Schott Glas Verfahren zur Herstellung von Glasprodukten durch Läutern unter Unterdruck ohne Zusatz von As2O3 bzw. Sb2O3
DE10211183B4 (de) * 2002-03-14 2005-04-28 Schott Ag Vorrichtung zum Läutern einer Glasschmelze mit einer Unterdruck-Läuterkammer
US8156766B2 (en) * 2003-01-09 2012-04-17 Corning Incorporated Molten optical glass fining apparatus
DE10304973B4 (de) * 2003-02-06 2006-08-17 Schott Ag Vorrichtungen, Regelvorrichtung und Regelverfahren für die Läuterung von Glas
DE10327201B4 (de) * 2003-06-17 2005-12-08 Schott Ag Verfahren und Vorrichtung zum Läutern einer Glasschmelze in einer Unterdruck-Läuterkammer
DE10333869B4 (de) * 2003-07-24 2008-07-03 Schott Ag Verfahren zum Auslegen einer Anlage zum Schmelzen und/oder Läutern von Glas
DE102006025512B4 (de) * 2006-05-30 2010-06-10 Diether Böttger Verfahren und Vorrichtung zum Läutern von Glasschmelze unter Unterdruck
WO2008093580A1 (ja) * 2007-01-31 2008-08-07 Asahi Glass Company, Limited ガラス製造方法および減圧脱泡装置
CN101959807B (zh) * 2008-02-29 2013-06-19 旭硝子株式会社 熔融玻璃的减压脱泡装置
JP5177550B2 (ja) * 2008-12-22 2013-04-03 アイシン精機株式会社 消泡装置及び泡入浴装置
US9032760B2 (en) 2012-07-03 2015-05-19 Johns Manville Process of using a submerged combustion melter to produce hollow glass fiber or solid glass fiber having entrained bubbles, and burners and systems to make such fibers
US8707740B2 (en) 2011-10-07 2014-04-29 Johns Manville Submerged combustion glass manufacturing systems and methods
US8997525B2 (en) 2010-06-17 2015-04-07 Johns Manville Systems and methods for making foamed glass using submerged combustion
US8769992B2 (en) 2010-06-17 2014-07-08 Johns Manville Panel-cooled submerged combustion melter geometry and methods of making molten glass
US9021838B2 (en) 2010-06-17 2015-05-05 Johns Manville Systems and methods for glass manufacturing
US9096452B2 (en) * 2010-06-17 2015-08-04 Johns Manville Methods and systems for destabilizing foam in equipment downstream of a submerged combustion melter
EP2589575B1 (en) * 2010-06-30 2014-12-17 Asahi Glass Company, Limited Vacuum degassing apparatus and vacuum degassing method for molten glass, and apparatus and process for producing glass products
WO2012148411A1 (en) * 2011-04-29 2012-11-01 Corning Incorporated Apparatus and method for purging contaminants from a glass making system
US9533905B2 (en) 2012-10-03 2017-01-03 Johns Manville Submerged combustion melters having an extended treatment zone and methods of producing molten glass
WO2014055199A1 (en) * 2012-10-03 2014-04-10 Johns Manville Methods and systems for destabilizing foam in equipment downstream of a submerged combustion melter
US9637406B2 (en) * 2013-03-15 2017-05-02 Owens-Brockway Glass Container Inc. Apparatus for melting and refining silica-based glass
CN106573813B (zh) * 2014-07-24 2019-06-28 Ａｇｃ株式会社 玻璃熔融物制造装置、玻璃熔融物制造方法、玻璃物品制造装置及玻璃物品制造方法
KR102377995B1 (ko) 2014-09-29 2022-03-23 코닝 인코포레이티드 유리 유입구 튜브 환경 제어
CN104692616A (zh) * 2015-02-14 2015-06-10 无锡顺鼎阿泰克科技有限公司 一种玻璃全氧窑炉除气泡工艺
JP2016179925A (ja) * 2015-03-24 2016-10-13 旭硝子株式会社 ガラス製造用の白金構造体、ガラス製造装置、およびガラスの製造方法
JP6616183B2 (ja) * 2015-12-28 2019-12-04 ＡｖａｎＳｔｒａｔｅ株式会社 ガラス基板の製造方法、及び、ガラス基板の製造装置
US10246362B2 (en) 2016-06-22 2019-04-02 Johns Manville Effective discharge of exhaust from submerged combustion melters and methods
US10301208B2 (en) 2016-08-25 2019-05-28 Johns Manville Continuous flow submerged combustion melter cooling wall panels, submerged combustion melters, and methods of using same
US10196294B2 (en) 2016-09-07 2019-02-05 Johns Manville Submerged combustion melters, wall structures or panels of same, and methods of using same
US10233105B2 (en) 2016-10-14 2019-03-19 Johns Manville Submerged combustion melters and methods of feeding particulate material into such melters
US11655176B2 (en) * 2018-11-21 2023-05-23 Corning Incorporated Method for decreasing bubble lifetime on a glass melt surface
CN110002721A (zh) * 2019-05-07 2019-07-12 蚌埠嘉华新材料科技有限公司 一种消除玻璃中微气泡的方法
US11370686B2 (en) 2019-10-01 2022-06-28 Owens-Brockway Glass Container Inc. Fining submerged combustion glass
US11697608B2 (en) * 2019-10-01 2023-07-11 Owens-Brockway Glass Container Inc. Selective chemical fining of small bubbles in glass
US11459263B2 (en) 2019-10-01 2022-10-04 Owens-Brockway Glass Container Inc. Selective chemical fining of small bubbles in glass
US11319235B2 (en) 2019-10-01 2022-05-03 Owens-Brockway Glass Container Inc. Glass manufacturing process
JP7505174B2 (ja) * 2019-10-18 2024-06-25 日本電気硝子株式会社 ガラス物品の製造装置および製造方法

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US1598308A (en) * 1922-11-01 1926-08-31 Cole French Com Pany Method of and apparatus for fining glass
GB948301A (en) * 1959-02-18 1964-01-29 Barr & Stroud Ltd Improvements in or relating to the manufacture of optical glass
US3145281A (en) 1961-01-23 1964-08-18 Mechanical Products Inc Multipole circuit breaker with trip devices located in the housing of a single pole
US3350185A (en) * 1965-01-18 1967-10-31 Owens Illinois Inc Method of eliminating a foam blanket on the surface of molten glass
GB1121883A (en) 1966-01-20 1968-07-31 Barr & Stroud Ltd Improvements in or relating to the manufacture of optical glass
FR1485634A (fr) 1966-04-19 1967-06-23 Boussois Souchon Neuvesel Sa Procédé et dispositif pour la fusion du verre et l'élaboration de produits vitreux
US3649235A (en) * 1970-01-15 1972-03-14 Owens Corning Fiberglass Corp Apparatus for dissipating foam on molten glass
JPS5737544B2 (enExample) 1973-02-06 1982-08-10
US4002449A (en) * 1975-05-21 1977-01-11 Owens-Illinois, Inc. Method of melting laser glass compositions
US4339254A (en) * 1980-06-06 1982-07-13 Ball Corporation Glass manufacture employing a silicon carbide refining agent
US4704153A (en) * 1986-08-12 1987-11-03 Ppg Industries, Inc. Vacuum refining of glassy materials with controlled foaming
NZ220810A (en) 1986-07-07 1989-08-29 Ppg Industries Inc Refining glass; collapsing foam above melt by adding substances
US4849004A (en) * 1988-10-31 1989-07-18 Ppg Industries, Inc. Pulsed pressure method for vacuum refining of glassy materials
JP2817168B2 (ja) 1989-02-21 1998-10-27 旭硝子株式会社 ガラスの清澄装置
JP2817214B2 (ja) 1989-06-28 1998-10-30 旭硝子株式会社 減圧脱泡装置
JP2841512B2 (ja) 1989-08-07 1998-12-24 旭硝子株式会社 減圧脱泡装置の監視方法及びその装置
JP3032243B2 (ja) 1990-05-29 2000-04-10 旭硝子株式会社 着色ガラスの製造方法
JP3150726B2 (ja) 1991-09-04 2001-03-26 旭硝子株式会社 ガラス製品の製造法
JP2664039B2 (ja) 1992-01-20 1997-10-15 旭硝子株式会社 減圧脱泡方法及びその装置
JP3252975B2 (ja) 1992-01-30 2002-02-04 旭硝子株式会社 ガラスの製造方法及びその装置
JPH05208845A (ja) 1992-01-30 1993-08-20 Asahi Glass Co Ltd 着色ガラスの製造方法及びその装置
JPH05229831A (ja) 1992-02-20 1993-09-07 Asahi Glass Co Ltd 溶融物の均質化方法及び装置
JPH06305735A (ja) 1993-04-21 1994-11-01 Asahi Glass Co Ltd 溶融ガラスの流量制御装置
US5665137A (en) * 1995-08-15 1997-09-09 Owens-Corning Fiberglas Technology, Inc. Method for controlling secondary foam during glass melting
JP3791701B2 (ja) * 1995-08-21 2006-06-28 旭硝子株式会社 高温溶融物導管の周囲を被覆した断熱材の支持装置
JP3767637B2 (ja) 1995-08-21 2006-04-19 旭硝子株式会社 高温溶融物用導管の支持構造体
DE69606160T2 (de) * 1995-10-18 2001-09-27 Koninklijke Philips Electronics N.V., Eindhoven Elektrische glühlampe mit einem quarzglasrohr
KR100444628B1 (ko) 1995-11-21 2004-11-03 아사히 가라스 가부시키가이샤 용융유리의정제방법및장치
US5785726A (en) * 1996-10-28 1998-07-28 Corning Incorporated Method of reducing bubbles at the vessel/glass interface in a glass manufacturing system

Also Published As

Publication number Publication date
US6318126B1 (en) 2001-11-20
ID23001A (id) 1999-12-30
JP3861460B2 (ja) 2006-12-20
EP0967180B1 (en) 2001-05-09
EP0967180A1 (en) 1999-12-29
DE69900440D1 (de) 2001-12-06
KR100622882B1 (ko) 2006-09-12
KR20000006430A (ko) 2000-01-25
CZ217299A3 (cs) 2000-03-15
JP2000007347A (ja) 2000-01-11
CZ291173B6 (cs) 2003-01-15

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