BR9101033A - Processo de fusao e de refino de uma carga - Google Patents

Processo de fusao e de refino de uma carga

Info

Publication number
BR9101033A
BR9101033A BR919101033A BR9101033A BR9101033A BR 9101033 A BR9101033 A BR 9101033A BR 919101033 A BR919101033 A BR 919101033A BR 9101033 A BR9101033 A BR 9101033A BR 9101033 A BR9101033 A BR 9101033A
Authority
BR
Brazil
Prior art keywords
merging
refining
load
Prior art date
Application number
BR919101033A
Other languages
English (en)
Inventor
Dominique Jouvaud
Louis Pascarel
Bernard Genies
Original Assignee
Brasil Oxigenio
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 Brasil Oxigenio filed Critical Brasil Oxigenio
Publication of BR9101033A publication Critical patent/BR9101033A/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0033—Heating elements or systems using burners
    • 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B7/00—Hydraulic cements
    • C04B7/36—Manufacture of hydraulic cements in general
    • C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
    • C04B7/44—Burning; Melting
    • C04B7/4484—Non-electric melting
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
    • C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C2205/00—Pulsating combustion
    • F23C2205/10—Pulsating combustion with pulsating fuel supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C2205/00—Pulsating combustion
    • F23C2205/20—Pulsating combustion with pulsating oxidant supply
    • 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
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Furnace Details (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
BR919101033A 1990-03-16 1991-03-15 Processo de fusao e de refino de uma carga BR9101033A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9003373A FR2659729B1 (fr) 1990-03-16 1990-03-16 Procede de fusion et d'affinage d'une charge.

Publications (1)

Publication Number Publication Date
BR9101033A true BR9101033A (pt) 1991-11-05

Family

ID=9394805

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919101033A BR9101033A (pt) 1990-03-16 1991-03-15 Processo de fusao e de refino de uma carga

Country Status (12)

Country Link
US (1) US5158590A (pt)
EP (1) EP0447300B1 (pt)
JP (1) JP3297693B2 (pt)
AR (1) AR246604A1 (pt)
AU (1) AU644630B2 (pt)
BR (1) BR9101033A (pt)
CA (1) CA2038270C (pt)
CS (1) CS66991A2 (pt)
DE (1) DE69103051T2 (pt)
ES (1) ES2059072T3 (pt)
FR (1) FR2659729B1 (pt)
ZA (1) ZA911949B (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5116399A (en) * 1991-04-11 1992-05-26 Union Carbide Industrial Gases Technology Corporation Glass melter with front-wall oxygen-fired burner process
FR2711769B1 (fr) * 1993-10-29 1995-12-08 Air Liquide Procédé de combustion dans un four industriel.
US5456594A (en) * 1994-03-14 1995-10-10 The Boc Group, Inc. Pulsating combustion method and apparatus
JP3022195B2 (ja) * 1994-09-05 2000-03-15 日本碍子株式会社 セラミック成形体の焼成法およびそれに用いる燃焼装置
FR2728664B1 (fr) * 1994-12-27 1997-01-24 Air Liquide Four a bruleurs transversaux avec inversion et utilisation d'un comburant riche en oxygene
US5632795A (en) * 1995-01-17 1997-05-27 Corning Incorporated Reduction of nitrogen containing glass batch materials using excess oxygen
FR2736347B1 (fr) * 1995-07-06 1997-10-24 Air Liquide Procede et four a boucle pour la fusion du verre
DE19606269C2 (de) * 1996-02-21 1999-10-14 Sorg Gmbh & Co Kg Verfahren zum Beheizen von Schmelzöfen und Brenneranordnung hierfür
US6253578B1 (en) * 1996-04-12 2001-07-03 Praxair Technology, Inc. Glass melting process and apparatus with reduced emissions and refractory corrosion
DE69708965T2 (de) * 1996-05-14 2002-06-27 Air Liquide Verfahren zur Reparatur eines Glasschmelzofens mit Hilfe eines mit Sauerstoff befeuerten Zusatzbrenners
DE19619919A1 (de) * 1996-05-17 1997-08-14 Sorg Gmbh & Co Kg Verfahren zum Beheizen von Schmelzöfen und Brenneranordnung hierfür
GB9705584D0 (en) * 1997-03-18 1997-05-07 Boc Group Plc Operation of rotary kilns
US6071116A (en) * 1997-04-15 2000-06-06 American Air Liquide, Inc. Heat recovery apparatus and methods of use
US5954498A (en) 1998-02-26 1999-09-21 American Air Liquide, Inc. Oxidizing oxygen-fuel burner firing for reducing NOx emissions from high temperature furnaces
US6354110B1 (en) * 1999-08-26 2002-03-12 The Boc Group, Inc. Enhanced heat transfer through controlled interaction of separate fuel-rich and fuel-lean flames in glass furnaces
US6519973B1 (en) 2000-03-23 2003-02-18 Air Products And Chemicals, Inc. Glass melting process and furnace therefor with oxy-fuel combustion over melting zone and air-fuel combustion over fining zone
US6708527B1 (en) * 2001-08-14 2004-03-23 Praxair Technology, Inc. Glass feeder operated with oxy-gas combustion
US20100242545A1 (en) * 2009-03-30 2010-09-30 Richardson Andrew P Cyclical stoichiometric variation of oxy-fuel burners in glass furnaces
DE102009053755A1 (de) * 2009-11-18 2011-05-19 Linde Ag Verfahren und Vorrichtung zum Schmelzen von Glas
US20130180289A1 (en) * 2011-04-07 2013-07-18 Rainer Mieth Method and device for melting meltable stock
GB2511115A (en) * 2013-02-25 2014-08-27 Linde Ag An end port regenerative furnace

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2616221A (en) * 1950-04-26 1952-11-04 Puerto Rico Glass Corp Glass melting furnace
BE563093A (pt) * 1956-12-12
US3475151A (en) * 1966-06-22 1969-10-28 Honeywell Inc Cyclic burner controlling apparatus for glass melting furnace
US3426653A (en) * 1967-10-16 1969-02-11 Hanken Seisakusho Co Ltd Folding louvered closures
US3592623A (en) * 1969-04-04 1971-07-13 Air Reduction Glass melting furnace and method of operating it
US3887326A (en) * 1971-02-08 1975-06-03 Ici Ltd Kilns and furnaces
BE786412A (fr) * 1971-07-19 1973-01-18 Johns Manville Procede et appareil pour l'introduction et le reglage d'un fluxde matieres premieres dans un four
US3856496A (en) * 1973-01-26 1974-12-24 Leone Int Sales Corp Glass melting furnace and process
US4473388A (en) * 1983-02-04 1984-09-25 Union Carbide Corporation Process for melting glass
FR2598792B1 (fr) * 1986-05-13 1988-07-22 Saint Gobain Isover Perfectionnement aux procedes et dispositifs de fusion de materiaux fibrables

Also Published As

Publication number Publication date
DE69103051T2 (de) 1995-04-20
CA2038270C (fr) 2001-02-13
FR2659729B1 (fr) 1992-06-05
AU644630B2 (en) 1993-12-16
EP0447300B1 (fr) 1994-07-27
JPH06293522A (ja) 1994-10-21
ZA911949B (en) 1992-03-25
CS66991A2 (en) 1991-10-15
US5158590A (en) 1992-10-27
DE69103051D1 (de) 1994-09-01
ES2059072T3 (es) 1994-11-01
JP3297693B2 (ja) 2002-07-02
CA2038270A1 (fr) 1991-09-17
EP0447300A1 (fr) 1991-09-18
AR246604A1 (es) 1994-08-31
FR2659729A1 (fr) 1991-09-20
AU7295291A (en) 1991-09-19

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FF Decision: intention to grant
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Free format text: INT.CL.6C03B 5/225,F27B 14/14,F27B 3/20 E F27B 7/34

TC Change of name
FG9A Patent or certificate of addition granted
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 15/03/2011