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BR9602757A - Processo para a fundição de vidro que permite a volatilização reduzida de espécies alcalinas - Google Patents

Processo para a fundição de vidro que permite a volatilização reduzida de espécies alcalinas

Info

Publication number
BR9602757A
BR9602757A BR9602757A BR9602757A BR9602757A BR 9602757 A BR9602757 A BR 9602757A BR 9602757 A BR9602757 A BR 9602757A BR 9602757 A BR9602757 A BR 9602757A BR 9602757 A BR9602757 A BR 9602757A
Authority
BR
Brazil
Prior art keywords
smelting process
glass smelting
allows reduced
alkaline species
reduced volatilization
Prior art date
Application number
BR9602757A
Other languages
English (en)
Inventor
Hisashi Kobayashi
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 BR9602757A publication Critical patent/BR9602757A/pt

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
    • C03B5/235—Heating the glass
    • C03B5/2353—Heating the glass by combustion with pure oxygen or oxygen-enriched air, e.g. using oxy-fuel burners or oxygen lances
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Glass Compositions (AREA)
BR9602757A 1995-06-13 1996-06-12 Processo para a fundição de vidro que permite a volatilização reduzida de espécies alcalinas BR9602757A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/489,911 US5628809A (en) 1995-06-13 1995-06-13 Glassmelting method with reduced volatilization of alkali species

Publications (1)

Publication Number Publication Date
BR9602757A true BR9602757A (pt) 1998-04-22

Family

ID=23945793

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9602757A BR9602757A (pt) 1995-06-13 1996-06-12 Processo para a fundição de vidro que permite a volatilização reduzida de espécies alcalinas

Country Status (7)

Country Link
US (1) US5628809A (pt)
EP (1) EP0748772B1 (pt)
CN (1) CN1067035C (pt)
BR (1) BR9602757A (pt)
CA (1) CA2178863C (pt)
DE (1) DE69632609T2 (pt)
ES (1) ES2218565T3 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0812809A3 (en) * 1996-06-12 1998-11-25 Praxair Technology, Inc. Method to reduce toxic emissions from glass melting furnaces by water enhanced fining process
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
FR2750977B1 (fr) * 1996-07-11 1998-10-30 Saint Gobain Vitrage Procede et dispositif pour la reduction de l'emission de nox dans un four de verrerie
US5795363A (en) * 1996-11-25 1998-08-18 Ppg Industries, Inc. Reduction of solid defects in glass due to refractory corrosion in a float glass operation
FR2757844B1 (fr) * 1996-12-26 1999-01-29 Air Liquide Procede de fabrication de verre technique et bruleur pour la mise en oeuvre d'un tel procede
US5961689A (en) * 1998-03-03 1999-10-05 Praxair Technology, Inc. Method of protective atmosphere heating
TWI276611B (en) * 2000-08-17 2007-03-21 Hoya Corp Process for producing glass and glass-melting apparatus thereof
US6532771B1 (en) * 2001-08-21 2003-03-18 Praxair Technology, Inc. Method for controlling glass furnace atmosphere
US7409838B2 (en) 2005-01-12 2008-08-12 Praxair Technology, Inc. Reducing corrosion and particulate emission in glassmelting furnaces
WO2008063940A1 (en) * 2006-11-17 2008-05-29 Praxair Technology, Inc. Reducing crown corrosion in a glassmelting furnace
US8127574B2 (en) * 2008-06-24 2012-03-06 Linde Aktiengesellschaft Method for producing mineral wool
CN102803163B (zh) * 2009-06-12 2015-11-25 气体产品与化学公司 用于控制熔融材料氧化状态的熔炉和方法
EP2284130A1 (de) * 2009-07-07 2011-02-16 Linde Aktiengesellschaft Verfahren zur Herstellung von Mineralwolle
WO2016106035A1 (en) 2014-12-23 2016-06-30 Praxair Technology, Inc. Upwardly angled burners in glass furnaces
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
EP4051646A1 (en) * 2019-11-01 2022-09-07 Praxair Technology, Inc. Oxygen for combustion in forehearths
CN117326783A (zh) * 2023-09-28 2024-01-02 南京玻璃纤维研究设计院有限公司 一种玻璃纤维池窑的燃烧系统及其控制方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2274643A (en) * 1939-12-19 1942-03-03 Pittsburgh Plate Glass Co Fining of glass
US3350185A (en) * 1965-01-18 1967-10-31 Owens Illinois Inc Method of eliminating a foam blanket on the surface of molten glass
US4473388A (en) * 1983-02-04 1984-09-25 Union Carbide Corporation Process for melting glass
US4599100A (en) * 1985-04-01 1986-07-08 Ppg Industries, Inc. Melting glass with port and melter burners for NOx control
US4911744A (en) * 1987-07-09 1990-03-27 Aga A.B. Methods and apparatus for enhancing combustion and operational efficiency in a glass melting furnace
US4957050A (en) * 1989-09-05 1990-09-18 Union Carbide Corporation Combustion process having improved temperature distribution
US4973346A (en) * 1989-10-30 1990-11-27 Union Carbide Corporation Glassmelting method with reduced nox generation
US5076779A (en) * 1991-04-12 1991-12-31 Union Carbide Industrial Gases Technology Corporation Segregated zoning combustion
US5147438A (en) * 1991-09-18 1992-09-15 Union Carbide Industrial Gases Technology Corporation Auxiliary oxygen burners technique in glass melting cross-fired regenerative furnaces
US5279635A (en) * 1992-01-08 1994-01-18 Libbey-Owens-Ford Co. Method and apparatus for controlling the temperature of glass sheets in press bending
US5176086A (en) * 1992-03-16 1993-01-05 Praxair Technology, Inc. Method for operating an incinerator with simultaneous control of temperature and products of incomplete combustion
US5346524A (en) * 1992-09-14 1994-09-13 Schuller International, Inc. Oxygen/fuel firing of furnaces with massive, low velocity, turbulent flames

Also Published As

Publication number Publication date
CA2178863A1 (en) 1996-12-14
EP0748772B1 (en) 2004-06-02
CA2178863C (en) 1999-11-30
DE69632609D1 (de) 2004-07-08
DE69632609T2 (de) 2005-06-30
EP0748772A2 (en) 1996-12-18
CN1140696A (zh) 1997-01-22
US5628809A (en) 1997-05-13
EP0748772A3 (en) 1999-02-24
ES2218565T3 (es) 2004-11-16
CN1067035C (zh) 2001-06-13

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 12/06/2016