CA2823238C - Method for melting a solid charge - Google Patents

Method for melting a solid charge Download PDF

Info

Publication number
CA2823238C
CA2823238C CA2823238A CA2823238A CA2823238C CA 2823238 C CA2823238 C CA 2823238C CA 2823238 A CA2823238 A CA 2823238A CA 2823238 A CA2823238 A CA 2823238A CA 2823238 C CA2823238 C CA 2823238C
Authority
CA
Canada
Prior art keywords
oxidant
fuel
jet
primary
furnace
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 - Fee Related
Application number
CA2823238A
Other languages
English (en)
French (fr)
Other versions
CA2823238A1 (en
Inventor
Vivek Gautam
Kenneth Kaiser
Luc Jarry
Remi Pierre Tsiava
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.)
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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 LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Publication of CA2823238A1 publication Critical patent/CA2823238A1/en
Application granted granted Critical
Publication of CA2823238C publication Critical patent/CA2823238C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/001—Dry processes
    • C22B7/003—Dry processes only remelting, e.g. of chips, borings, turnings; apparatus used therefor
    • 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 
    • F23C6/00—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion
    • F23C6/04—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection
    • F23C6/045—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection with staged combustion in a single enclosure
    • 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 
    • F23C7/00—Combustion apparatus characterised by arrangements for air supply
    • F23C7/02—Disposition of air supply not passing through burner
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/20—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone
    • F23D14/22—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/32—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid using a mixture of gaseous fuel and pure oxygen or oxygen-enriched air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46—Details
    • F23D14/84—Flame spreading or otherwise shaping
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/10—Rotary-drum furnaces, i.e. horizontal or slightly inclined internally heated, e.g. by means of passages in the wall
    • 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
    • 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 
    • F23C2201/00—Staged combustion
    • F23C2201/20—Burner staging
    • 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 
    • F23C2900/00—Special features of, or arrangements for combustion apparatus using fluid fuels or solid fuels suspended in air; Combustion processes therefor
    • F23C2900/07021—Details of 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
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Furnace Details (AREA)
CA2823238A 2010-12-31 2011-12-16 Method for melting a solid charge Expired - Fee Related CA2823238C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/982,971 US8632621B2 (en) 2010-07-12 2010-12-31 Method for melting a solid charge
US12/982,971 2010-12-31
PCT/US2011/065521 WO2012091963A1 (en) 2010-12-31 2011-12-16 Method for melting a solid charge

Publications (2)

Publication Number Publication Date
CA2823238A1 CA2823238A1 (en) 2012-07-05
CA2823238C true CA2823238C (en) 2017-01-10

Family

ID=45491786

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2823238A Expired - Fee Related CA2823238C (en) 2010-12-31 2011-12-16 Method for melting a solid charge

Country Status (9)

Country Link
US (1) US8632621B2 (enExample)
EP (1) EP2659011B1 (enExample)
JP (1) JP5908498B2 (enExample)
CN (1) CN103403198B (enExample)
BR (1) BR112013016805B1 (enExample)
CA (1) CA2823238C (enExample)
PL (1) PL2659011T3 (enExample)
RU (1) RU2544221C1 (enExample)
WO (1) WO2012091963A1 (enExample)

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UA119241C2 (uk) * 2013-08-06 2019-05-27 Оутотек (Фінленд) Ой Пальниковий блок і спосіб спалювання газоподібного або рідкого палива
ITMI20131931A1 (it) * 2013-11-20 2015-05-21 Tenova Spa Bruciatore industriale autorigenerativo e forno industriale per la conduzione di processi di combustione autorigenerativa
GB201408459D0 (en) * 2014-05-13 2014-06-25 Doosan Babcock Ltd Flameless oxidtion device and method
JP6547690B2 (ja) * 2016-06-13 2019-07-24 トヨタ自動車株式会社 ダイカスト戻し材の溶解方法
US10584051B2 (en) * 2017-02-22 2020-03-10 Air Products And Chemicals, Inc. Double-staged oxy-fuel burner
EP4105347A1 (de) * 2021-06-16 2022-12-21 K1-MET GmbH Vorrichtung und verfahren zum abtrennen von metallen aus staub
EP4253838A1 (en) * 2022-04-01 2023-10-04 Combustion2 B.V. Gas burner with low nox emission
EP4504673A1 (en) * 2022-04-04 2025-02-12 Selas Heat Technology Company LLC Methods for providing enhanced staged oxygen control oxygen combustion and devices thereof
WO2025010172A1 (en) * 2023-07-03 2025-01-09 Air Products And Chemicals, Inc. Method and system for heat recovery in an oxy-fuel fired glass furnace

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Also Published As

Publication number Publication date
CA2823238A1 (en) 2012-07-05
EP2659011A1 (en) 2013-11-06
BR112013016805B1 (pt) 2020-01-07
JP5908498B2 (ja) 2016-04-26
CN103403198A (zh) 2013-11-20
RU2013135717A (ru) 2015-02-10
PL2659011T3 (pl) 2019-05-31
BR112013016805A2 (pt) 2016-09-27
US8632621B2 (en) 2014-01-21
EP2659011B1 (en) 2018-11-28
CN103403198B (zh) 2015-06-24
US20120006157A1 (en) 2012-01-12
WO2012091963A1 (en) 2012-07-05
RU2544221C1 (ru) 2015-03-10
JP2014507619A (ja) 2014-03-27

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20150513

MKLA Lapsed

Effective date: 20201216