ZA200706810B - Multifunction injector and relative combustion process for metallurgical treatment in an electric arc furnace - Google Patents

Multifunction injector and relative combustion process for metallurgical treatment in an electric arc furnace

Info

Publication number
ZA200706810B
ZA200706810B ZA200706810A ZA200706810A ZA200706810B ZA 200706810 B ZA200706810 B ZA 200706810B ZA 200706810 A ZA200706810 A ZA 200706810A ZA 200706810 A ZA200706810 A ZA 200706810A ZA 200706810 B ZA200706810 B ZA 200706810B
Authority
ZA
South Africa
Prior art keywords
electric arc
combustion process
arc furnace
metallurgical treatment
relative combustion
Prior art date
Application number
ZA200706810A
Other languages
English (en)
Inventor
Memoli Francesco
Bianchi Ferri Mauro
Pozzi Marcello
Malfa Enrico
Original Assignee
Techint Spa
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 Techint Spa filed Critical Techint Spa
Publication of ZA200706810B publication Critical patent/ZA200706810B/xx

Links

Classifications

    • 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
    • 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
    • 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
    • F23D14/24—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 at least one of the fluids being submitted to a swirling motion
    • 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, e.g. noise reduction means
    • F23D14/84—Flame spreading or otherwise 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
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Furnace Details (AREA)
  • Gas Burners (AREA)
  • Nozzles For Spraying Of Liquid Fuel (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
ZA200706810A 2005-02-18 2006-02-13 Multifunction injector and relative combustion process for metallurgical treatment in an electric arc furnace ZA200706810B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000241A ITMI20050241A1 (it) 2005-02-18 2005-02-18 Iniettore multifunzione e relativo procedimento di combustione per trattamento metallurgico in un forno ad arco elettrico

Publications (1)

Publication Number Publication Date
ZA200706810B true ZA200706810B (en) 2009-02-25

Family

ID=36407896

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200706810A ZA200706810B (en) 2005-02-18 2006-02-13 Multifunction injector and relative combustion process for metallurgical treatment in an electric arc furnace

Country Status (14)

Country Link
US (1) US7611563B2 (es)
EP (1) EP1848927B1 (es)
JP (1) JP5336090B2 (es)
KR (1) KR20070105333A (es)
CN (1) CN101120210A (es)
AR (1) AR052295A1 (es)
BR (1) BRPI0607615A2 (es)
CA (1) CA2597356A1 (es)
IT (1) ITMI20050241A1 (es)
MX (1) MX2007010022A (es)
RU (1) RU2007131076A (es)
TW (1) TW200639362A (es)
WO (1) WO2006087189A1 (es)
ZA (1) ZA200706810B (es)

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FR2903479A1 (fr) * 2006-07-06 2008-01-11 Air Liquide Bruleur a flamme orientable et procede de mise en oeuvre
US8408896B2 (en) * 2007-07-25 2013-04-02 Lummus Technology Inc. Method, system and apparatus for firing control
CN101736165A (zh) * 2008-11-04 2010-06-16 云南冶金集团股份有限公司 旋涡柱喷嘴、旋涡柱熔炼设备和旋涡柱熔炼方法
IT1399169B1 (it) 2009-06-17 2013-04-11 Tenova Spa Dispositivo mobile per iniezione ossigeno e altri materiali tecnici in un forno elettrico ad arco
US8323558B2 (en) * 2009-11-30 2012-12-04 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Dynamic control of lance utilizing counterflow fluidic techniques
US20110127701A1 (en) * 2009-11-30 2011-06-02 Grant Michael G K Dynamic control of lance utilizing co-flow fluidic techniques
US8377372B2 (en) * 2009-11-30 2013-02-19 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Dynamic lances utilizing fluidic techniques
CN101851696B (zh) * 2010-06-10 2012-10-10 河北文丰钢铁有限公司 一种氧气顶吹炼钢转炉的原料预热射击加料系统
US8919670B2 (en) * 2011-12-09 2014-12-30 United States Steel Corporation Injection lance with variable swirl
DE102013220228A1 (de) * 2013-10-08 2015-04-09 Sms Siemag Ag Injektorvorrichtung zum Aufblasen oder Einblasen von sauerstoffreichen Gasen in einem metallurgischen Aggregat oder Schmelzgefäß und Elektrolichtbogenofen
CN107208974A (zh) * 2015-01-27 2017-09-26 杰富意钢铁株式会社 利用电炉制造铁水的方法
US10081091B2 (en) * 2015-06-12 2018-09-25 Postech Academy-Industry Foundation Nozzle, device, and method for high-speed generation of uniform nanoparticles
US10677458B2 (en) * 2016-04-12 2020-06-09 The Board Of Trustees Of The University Of Alabama Combustor assembly for low-emissions and alternate liquid fuels
US11047570B2 (en) * 2016-11-03 2021-06-29 Berry Metal Company Furnace burner
US10870899B2 (en) * 2016-11-03 2020-12-22 Berry Metal Company Fluid assisted particle injector
UA124285C2 (uk) * 2017-04-26 2021-08-18 Лінде Акціенґезельшафт Спосіб та пальник для нагрівання печі для обробки металу
US20180355792A1 (en) * 2017-06-09 2018-12-13 General Electric Company Annular throats rotating detonation combustor
FR3075931B1 (fr) * 2017-12-21 2020-05-22 Fives Pillard Bruleur et ensemble de bruleurs compacts
JP6720245B2 (ja) * 2018-04-20 2020-07-08 大陽日酸株式会社 バーナ及びバーナを用いた加熱方法
CN110354795B (zh) * 2019-05-31 2020-11-20 广州汇富研究院有限公司 气体喷嘴、气体反应设备及气体水解反应方法
CN110193285A (zh) * 2019-07-12 2019-09-03 中电华创(苏州)电力技术研究有限公司 一种scr脱硝系统的氨喷射混流装置

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DE2535796A1 (de) * 1975-08-11 1977-02-24 4 P Verpackungen Gmbh Verpackung fuer pralinen
DE2633719C2 (de) * 1976-07-27 1986-06-26 Linde Ag, 6200 Wiesbaden Verfahren zum Betreiben eines Schneidbrenners und Düse zur Durchführung des Verfahrens
FR2489368A1 (fr) * 1980-08-26 1982-03-05 Ugine Aciers Nouvelle buse pour lance d'injection d'oxygene pour la decarburation des fontes et application a la decarburation des fontes au chrome
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Also Published As

Publication number Publication date
MX2007010022A (es) 2007-10-16
AR052295A1 (es) 2007-03-07
ITMI20050241A1 (it) 2006-08-19
JP2008534895A (ja) 2008-08-28
KR20070105333A (ko) 2007-10-30
EP1848927B1 (en) 2016-12-21
BRPI0607615A2 (pt) 2009-09-22
WO2006087189A1 (en) 2006-08-24
US7611563B2 (en) 2009-11-03
EP1848927A1 (en) 2007-10-31
CN101120210A (zh) 2008-02-06
JP5336090B2 (ja) 2013-11-06
RU2007131076A (ru) 2009-03-27
CA2597356A1 (en) 2006-08-24
US20080134838A1 (en) 2008-06-12
TW200639362A (en) 2006-11-16

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