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BR9703522A - Processo de refino intensificado de água-um processo para reduzir emiss es tóxicas de fornos de fus o de vidro - Google Patents

Processo de refino intensificado de água-um processo para reduzir emiss es tóxicas de fornos de fus o de vidro

Info

Publication number
BR9703522A
BR9703522A BR9703522A BR9703522A BR9703522A BR 9703522 A BR9703522 A BR 9703522A BR 9703522 A BR9703522 A BR 9703522A BR 9703522 A BR9703522 A BR 9703522A BR 9703522 A BR9703522 A BR 9703522A
Authority
BR
Brazil
Prior art keywords
glass melting
melting furnaces
reduce toxic
toxic emissions
water refining
Prior art date
Application number
BR9703522A
Other languages
English (en)
Inventor
Hisashi Koyabashi
Rudolf Gerardus Cathe Beerkens
Original Assignee
Praxair Technology Inc
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 Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of BR9703522A publication Critical patent/BR9703522A/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/235Heating the glass
    • C03B5/2353Heating the glass by combustion with pure oxygen or oxygen-enriched air, e.g. using oxy-fuel burners or oxygen lances
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/225Refining
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/18Stirring devices; Homogenisation
    • C03B5/187Stirring devices; Homogenisation with moving elements
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/18Stirring devices; Homogenisation
    • C03B5/193Stirring devices; Homogenisation using gas, e.g. bubblers
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/235Heating the glass
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/235Heating the glass
    • C03B5/2356Submerged heating, e.g. by using heat pipes, hot gas or submerged combustion burners
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL 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
    • C03C1/00Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/004Refining agents
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL 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
    • C03C13/00Fibre or filament compositions
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL 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
    • C03C3/00Glass compositions
    • C03C3/04Glass compositions containing silica
    • C03C3/076Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/083Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
    • C03C3/085Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
    • C03C3/087Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/50Glass production, e.g. reusing waste heat during processing or shaping
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/50Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57Improving the yield, e-g- reduction of reject rates

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)
  • Combustion & Propulsion (AREA)
  • Glass Compositions (AREA)
BR9703522A 1996-06-12 1997-06-11 Processo de refino intensificado de água-um processo para reduzir emiss es tóxicas de fornos de fus o de vidro BR9703522A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66283496A 1996-06-12 1996-06-12

Publications (1)

Publication Number Publication Date
BR9703522A true BR9703522A (pt) 1999-05-25

Family

ID=24659408

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9703522A BR9703522A (pt) 1996-06-12 1997-06-11 Processo de refino intensificado de água-um processo para reduzir emiss es tóxicas de fornos de fus o de vidro

Country Status (6)

Country Link
EP (1) EP0812809A3 (pt)
JP (1) JPH10114529A (pt)
KR (1) KR100319438B1 (pt)
CN (1) CN1169965A (pt)
BR (1) BR9703522A (pt)
CA (1) CA2207509A1 (pt)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5922097A (en) * 1996-06-12 1999-07-13 Praxair Technology, Inc. Water enhanced fining process a method to reduce toxic emissions from glass melting furnaces
AU770901B2 (en) * 1999-02-05 2004-03-04 Saint-Gobain Glass France Method for preparing raw materials for glass-making
FR2789384B1 (fr) * 1999-02-05 2002-02-22 Saint Gobain Vitrage Procede de preparation de matieres premieres pour la fabrication de verre
EG25130A (en) * 1999-02-05 2011-09-18 Saint Gobain Vitrage Process and apparatus for preparing batch materials for the manufacture of glass.
FR2830528B1 (fr) * 2001-10-08 2004-07-02 Saint Gobain Procede de preparation de matieres premieres pour la fabrication de verre
BE1014579A3 (fr) * 2002-01-17 2004-01-13 Glaverbel Vitrage a couches transforme thermiquement.
EP1542935A1 (en) * 2002-09-27 2005-06-22 PPG Industries Ohio, Inc. Apparatus and method for producing float glass having reduced defect density
RU2255908C2 (ru) * 2003-05-27 2005-07-10 Кондрашов Дмитрий Валерьевич Способ производства стекла
JP2005041704A (ja) * 2003-07-22 2005-02-17 Nippon Electric Glass Co Ltd 無アルカリガラス基板
JP4941872B2 (ja) * 2003-09-02 2012-05-30 日本電気硝子株式会社 液晶ディスプレイ用透明無アルカリガラス基板
DE102004022936A1 (de) 2004-05-10 2005-12-08 Linde Ag Verfahren zum Läutern von Glas
FR2899577B1 (fr) * 2006-04-07 2008-05-30 Saint Gobain Four de fusion du verre comprenant un barrage de bruleurs immerges aux matieres vitrifiables
US20080276652A1 (en) * 2007-05-11 2008-11-13 Jon Frederick Bauer Submerged combustion for melting high-temperature glass
DE202009018699U1 (de) 2008-02-26 2012-11-20 Corning Incorporated Läutermittel für Silikatgläser
JP5862566B2 (ja) * 2010-08-03 2016-02-16 旭硝子株式会社 近赤外線カットフィルタガラスおよびその製造方法
RU2597008C1 (ru) * 2015-08-24 2016-09-10 Роман Владимирович Лавров Сырьевой концентрат и шихта для производства силикатного стекла
JP6638076B2 (ja) * 2015-10-12 2020-01-29 エーエムペー‐グラース ゲゼルシャフト ミット ベシュレンクテル ハフツング 蒸気含有ガス雰囲気を生成するための装置、およびそのような装置を含むシステム構成要素
CN105254176A (zh) * 2015-10-30 2016-01-20 太仓市双凤镇薄彩工艺品厂 一种光洁度高的琉璃
CN105541109B (zh) * 2015-12-22 2017-10-17 巨石集团成都有限公司 一种玻璃生产中提高配合料均匀性及降低废气中氮氧化合物的方法
CN110550862A (zh) * 2019-08-30 2019-12-10 广东华兴玻璃股份有限公司 一种低硫玻璃及其制备方法
US11370686B2 (en) 2019-10-01 2022-06-28 Owens-Brockway Glass Container Inc. Fining submerged combustion glass
CN113845291B (zh) * 2021-10-25 2023-04-07 北京工业大学 一种消除中硼硅药用玻璃浮渣的方法及玻璃熔窑结构
EP4530261A1 (en) * 2023-09-29 2025-04-02 Schott Ag Method and apparatus for making a glass product
EP4570764A1 (en) * 2023-12-12 2025-06-18 Schott Ag Method and apparatus for making a glass product
WO2025125352A1 (en) * 2023-12-12 2025-06-19 Schott Ag Method and apparatus for making a glass product

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2331052A (en) * 1941-11-27 1943-10-05 Owens Illinois Glass Co Method of refining molten glass
US3617231A (en) * 1968-06-10 1971-11-02 Brockway Glass Co Inc Method of controlling the softening point and working temperature of soda-lime glass by regulating the water content of the glass melt
US3960532A (en) * 1974-03-04 1976-06-01 Philadelphia Quartz Company Preparing alkali metal silicate glass with bubbles
US4919700A (en) * 1989-01-03 1990-04-24 Ppg Industries, Inc. Vacuum refining of glassy materials with selected water content
US5116399A (en) * 1991-04-11 1992-05-26 Union Carbide Industrial Gases Technology Corporation Glass melter with front-wall oxygen-fired burner process
US5139558A (en) * 1991-11-20 1992-08-18 Union Carbide Industrial Gases Technology Corporation Roof-mounted auxiliary oxygen-fired burner in glass melting furnace
BR9302204A (pt) * 1992-06-05 1993-12-14 Praxair Technology Inc Processo para producao de vidro
US5713977A (en) * 1994-09-12 1998-02-03 Praxair Technology, Inc. Fixed bed filtering preheater process for high temperature process furnaces
US5628809A (en) * 1995-06-13 1997-05-13 Praxair Technology, Inc. Glassmelting method with reduced volatilization of alkali species

Also Published As

Publication number Publication date
EP0812809A2 (en) 1997-12-17
KR100319438B1 (ko) 2002-02-19
EP0812809A3 (en) 1998-11-25
KR980001880A (ko) 1998-03-30
CA2207509A1 (en) 1997-12-11
CN1169965A (zh) 1998-01-14
JPH10114529A (ja) 1998-05-06

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Legal Events

Date Code Title Description
EG Technical examination (opinion): publication of technical examination (opinion)
FC Decision: refusal