CA1018220A - Method of and apparatus for electrically heating molten glass - Google Patents

Method of and apparatus for electrically heating molten glass

Info

Publication number
CA1018220A
CA1018220A CA214,483A CA214483A CA1018220A CA 1018220 A CA1018220 A CA 1018220A CA 214483 A CA214483 A CA 214483A CA 1018220 A CA1018220 A CA 1018220A
Authority
CA
Canada
Prior art keywords
molten glass
electrically heating
heating molten
electrically
glass
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
Application number
CA214,483A
Other languages
English (en)
French (fr)
Other versions
CA214483S (en
Inventor
Vernon C. Rees
Magnus L. Froberg
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.)
Owens Corning
Original Assignee
Owens Corning Fiberglas Corp
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 Owens Corning Fiberglas Corp filed Critical Owens Corning Fiberglas Corp
Application granted granted Critical
Publication of CA1018220A publication Critical patent/CA1018220A/en
Expired 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
    • C03B5/183—Stirring devices; Homogenisation using thermal means, e.g. for creating convection currents
    • C03B5/185—Electric means
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B3/00—Charging the melting furnaces
    • C03B3/005—Charging the melting furnaces using screw feeders
    • 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
    • C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
    • C03B5/027—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating
    • C03B5/03—Tank furnaces
    • 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
    • C03B5/04—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in tank furnaces
    • 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
    • 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
    • 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
    • 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
    • Y10S65/04—Electric heat

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Inorganic Fibers (AREA)
CA214,483A 1974-03-20 1974-11-22 Method of and apparatus for electrically heating molten glass Expired CA1018220A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US452900A US3885945A (en) 1974-03-20 1974-03-20 Method of and apparatus for electrically heating molten glass

Publications (1)

Publication Number Publication Date
CA1018220A true CA1018220A (en) 1977-09-27

Family

ID=23798417

Family Applications (1)

Application Number Title Priority Date Filing Date
CA214,483A Expired CA1018220A (en) 1974-03-20 1974-11-22 Method of and apparatus for electrically heating molten glass

Country Status (12)

Country Link
US (1) US3885945A (US20030186963A1-20031002-C00026.png)
JP (2) JPS5920604B2 (US20030186963A1-20031002-C00026.png)
BE (1) BE824386A (US20030186963A1-20031002-C00026.png)
CA (1) CA1018220A (US20030186963A1-20031002-C00026.png)
DE (1) DE2461385A1 (US20030186963A1-20031002-C00026.png)
DK (1) DK110875A (US20030186963A1-20031002-C00026.png)
FR (1) FR2264782A1 (US20030186963A1-20031002-C00026.png)
GB (1) GB1498911A (US20030186963A1-20031002-C00026.png)
IT (1) IT1027860B (US20030186963A1-20031002-C00026.png)
NL (1) NL7503355A (US20030186963A1-20031002-C00026.png)
NO (1) NO138527C (US20030186963A1-20031002-C00026.png)
SE (1) SE413500B (US20030186963A1-20031002-C00026.png)

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US4161617A (en) * 1978-05-01 1979-07-17 General Electric Company Method and apparatus for electrically melting glass
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US4569055A (en) * 1984-08-31 1986-02-04 Owens-Corning Fiberglas Corporation Forehearth electrode firing
GB8430312D0 (en) * 1984-11-30 1985-01-09 Pilkington Brothers Plc Glass melting tanks
US4816056A (en) * 1987-10-02 1989-03-28 Ppg Industries, Inc. Heating and agitating method for multi-stage melting and refining of glass
CH682107A5 (US20030186963A1-20031002-C00026.png) * 1990-01-25 1993-07-15 Asea Brown Boveri
US6715319B2 (en) * 2001-03-23 2004-04-06 Pilkington Plc Melting of glass
JP3986070B2 (ja) * 2003-08-08 2007-10-03 Ｈｏｙａ株式会社 熔融ガラスの製造方法及びガラス成形体の製造方法
JP4667141B2 (ja) 2005-07-05 2011-04-06 ヤンマー株式会社 旋回作業車
FR2948929A1 (fr) * 2009-08-07 2011-02-11 Fives Stein Four de fusion de matieres premieres vitrifiables avec zone de prechauffage optimisee
US8997525B2 (en) 2010-06-17 2015-04-07 Johns Manville Systems and methods for making foamed glass using submerged combustion
US8875544B2 (en) 2011-10-07 2014-11-04 Johns Manville Burner apparatus, submerged combustion melters including the burner, and methods of use
US9096453B2 (en) 2012-06-11 2015-08-04 Johns Manville Submerged combustion melting processes for producing glass and similar materials, and systems for carrying out such processes
US8991215B2 (en) 2010-06-17 2015-03-31 Johns Manville Methods and systems for controlling bubble size and bubble decay rate in foamed glass produced by a submerged combustion melter
US9776903B2 (en) 2010-06-17 2017-10-03 Johns Manville Apparatus, systems and methods for processing molten glass
US10322960B2 (en) 2010-06-17 2019-06-18 Johns Manville Controlling foam in apparatus downstream of a melter by adjustment of alkali oxide content in the melter
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
US8973400B2 (en) 2010-06-17 2015-03-10 Johns Manville Methods of using a submerged combustion melter to produce glass products
US9096452B2 (en) 2010-06-17 2015-08-04 Johns Manville Methods and systems for destabilizing foam in equipment downstream of a submerged combustion melter
US8707740B2 (en) 2011-10-07 2014-04-29 Johns Manville Submerged combustion glass manufacturing systems and methods
US9021838B2 (en) 2010-06-17 2015-05-05 Johns Manville Systems and methods for glass manufacturing
US8769992B2 (en) * 2010-06-17 2014-07-08 Johns Manville Panel-cooled submerged combustion melter geometry and methods of making molten glass
US9115017B2 (en) 2013-01-29 2015-08-25 Johns Manville Methods and systems for monitoring glass and/or foam density as a function of vertical position within a vessel
US8650914B2 (en) 2010-09-23 2014-02-18 Johns Manville Methods and apparatus for recycling glass products using submerged combustion
US8707739B2 (en) 2012-06-11 2014-04-29 Johns Manville Apparatus, systems and methods for conditioning molten glass
US8973405B2 (en) 2010-06-17 2015-03-10 Johns Manville Apparatus, systems and methods for reducing foaming downstream of a submerged combustion melter producing molten glass
US9533905B2 (en) 2012-10-03 2017-01-03 Johns Manville Submerged combustion melters having an extended treatment zone and methods of producing molten glass
US9643869B2 (en) 2012-07-03 2017-05-09 Johns Manville System for producing molten glasses from glass batches using turbulent submerged combustion melting
WO2014055199A1 (en) 2012-10-03 2014-04-10 Johns Manville Methods and systems for destabilizing foam in equipment downstream of a submerged combustion melter
US9227865B2 (en) 2012-11-29 2016-01-05 Johns Manville Methods and systems for making well-fined glass using submerged combustion
US10654740B2 (en) 2013-05-22 2020-05-19 Johns Manville Submerged combustion burners, melters, and methods of use
EP2999923B1 (en) 2013-05-22 2018-08-15 Johns Manville Submerged combustion melter with improved burner and corresponding method
WO2014189506A1 (en) 2013-05-22 2014-11-27 Johns Manville Submerged combustion burners and melters, and methods of use
WO2014189499A1 (en) 2013-05-22 2014-11-27 Johns Manville Submerged combustion burners and melters, and methods of use
US10131563B2 (en) 2013-05-22 2018-11-20 Johns Manville Submerged combustion burners
PL3003997T3 (pl) 2013-05-30 2021-11-02 Johns Manville Palniki do spalania pod powierzchnią cieczy ze środkami usprawniającymi mieszanie przeznaczone do pieców do topienia szkła oraz zastosowanie
EP3003996B1 (en) 2013-05-30 2020-07-08 Johns Manville Submerged combustion glass melting systems and methods of use
WO2015009300A1 (en) 2013-07-18 2015-01-22 Johns Manville Fluid cooled combustion burner and method of making said burner
US9751792B2 (en) 2015-08-12 2017-09-05 Johns Manville Post-manufacturing processes for submerged combustion burner
US10041666B2 (en) 2015-08-27 2018-08-07 Johns Manville Burner panels including dry-tip burners, submerged combustion melters, and methods
US10670261B2 (en) 2015-08-27 2020-06-02 Johns Manville Burner panels, submerged combustion melters, and methods
US9815726B2 (en) 2015-09-03 2017-11-14 Johns Manville Apparatus, systems, and methods for pre-heating feedstock to a melter using melter exhaust
US9982884B2 (en) 2015-09-15 2018-05-29 Johns Manville Methods of melting feedstock using a submerged combustion melter
US10837705B2 (en) 2015-09-16 2020-11-17 Johns Manville Change-out system for submerged combustion melting burner
US10081563B2 (en) 2015-09-23 2018-09-25 Johns Manville Systems and methods for mechanically binding loose scrap
US10144666B2 (en) 2015-10-20 2018-12-04 Johns Manville Processing organics and inorganics in a submerged combustion melter
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
US10337732B2 (en) 2016-08-25 2019-07-02 Johns Manville Consumable tip burners, submerged combustion melters including same, and methods
EP3896037B1 (en) * 2016-08-26 2022-12-21 Corning Incorporated Method for forming a glass article
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
CN106443197B (zh) * 2016-10-28 2023-07-25 中建材玻璃新材料研究院集团有限公司 一种高温熔融玻璃电导率测试装置
TWI764952B (zh) * 2016-11-08 2022-05-21 美商康寧公司 用於形成玻璃製品之設備及方法
IT201700046900A1 (it) * 2017-05-02 2018-11-02 Dalligna Roberto Forno a compartimenti per la fabbricazione di prodotti di vetro compresi smalti e fritte vetrose
US11613487B2 (en) * 2017-09-13 2023-03-28 Nippon Electric Glass Co., Ltd. Method for producing glass article
JP6975401B2 (ja) * 2017-09-13 2021-12-01 日本電気硝子株式会社 ガラス物品の製造方法
FR3084661B1 (fr) * 2018-08-01 2021-01-22 Saint Gobain Ct Recherches Four de verrerie pourvu de fibres optiques
DE102018124075A1 (de) 2018-09-28 2020-04-02 Beteiligungen Sorg Gmbh & Co. Kg Schmelzwanne und Glasschmelzanlage
GB201906745D0 (en) * 2019-05-13 2019-06-26 Fives Stein Ltd Hybrid horizontal glass melting furnace with high flexibility in energy input
US11459263B2 (en) 2019-10-01 2022-10-04 Owens-Brockway Glass Container Inc. Selective chemical fining of small bubbles in glass
DE102022116919A1 (de) 2022-07-07 2024-01-18 Beteiligungen Sorg Gmbh & Co. Kg Glasschmelzwanne
DE102022124155A1 (de) 2022-09-20 2024-03-21 Beteiligungen Sorg Gmbh & Co. Kg Glasschmelzwanne

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CH248744A (fr) * 1944-05-05 1947-05-31 Electroverre Romont Sa Procédé pour la fusion des matières vitrifiables et leur affinage, lors de la fabrication du verre, et four pour la mise en oeuvre de ce procédé.
US3592623A (en) * 1969-04-04 1971-07-13 Air Reduction Glass melting furnace and method of operating it

Also Published As

Publication number Publication date
JPS59107925A (ja) 1984-06-22
IT1027860B (it) 1978-12-20
AU7847775A (en) 1976-08-26
GB1498911A (en) 1978-01-25
JPS50133214A (US20030186963A1-20031002-C00026.png) 1975-10-22
NL7503355A (nl) 1975-09-23
JPS6327295B2 (US20030186963A1-20031002-C00026.png) 1988-06-02
SE7503143L (US20030186963A1-20031002-C00026.png) 1975-09-22
JPS5920604B2 (ja) 1984-05-14
NO138527C (no) 1978-09-27
US3885945A (en) 1975-05-27
DK110875A (US20030186963A1-20031002-C00026.png) 1975-09-21
SE413500B (sv) 1980-06-02
FR2264782A1 (fr) 1975-10-17
DE2461385A1 (de) 1975-09-25
NO750735L (US20030186963A1-20031002-C00026.png) 1975-09-23
FR2264782B1 (US20030186963A1-20031002-C00026.png) 1979-09-28
BE824386A (fr) 1975-05-02
NO138527B (no) 1978-06-12

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