TW200506068A - Coherent jet system with outwardly angled flame envelope ports - Google Patents

Coherent jet system with outwardly angled flame envelope ports

Info

Publication number
TW200506068A
TW200506068A TW092136901A TW92136901A TW200506068A TW 200506068 A TW200506068 A TW 200506068A TW 092136901 A TW092136901 A TW 092136901A TW 92136901 A TW92136901 A TW 92136901A TW 200506068 A TW200506068 A TW 200506068A
Authority
TW
Taiwan
Prior art keywords
ports
flame envelope
coherent jet
jet system
outwardly angled
Prior art date
Application number
TW092136901A
Other languages
English (en)
Inventor
William John Mahoney
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 TW200506068A publication Critical patent/TW200506068A/zh

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
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • 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
    • 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)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Combustion & Propulsion (AREA)
  • Gas Burners (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Pre-Mixing And Non-Premixing Gas Burner (AREA)
  • Nozzles (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
TW092136901A 2003-01-15 2003-12-25 Coherent jet system with outwardly angled flame envelope ports TW200506068A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/342,199 US6875398B2 (en) 2003-01-15 2003-01-15 Coherent jet system with outwardly angled flame envelope ports

Publications (1)

Publication Number Publication Date
TW200506068A true TW200506068A (en) 2005-02-16

Family

ID=32594836

Family Applications (1)

Application Number Title Priority Date Filing Date
TW092136901A TW200506068A (en) 2003-01-15 2003-12-25 Coherent jet system with outwardly angled flame envelope ports

Country Status (9)

Country Link
US (1) US6875398B2 (zh)
EP (1) EP1441176A1 (zh)
JP (1) JP2004218088A (zh)
KR (1) KR20040066010A (zh)
CN (1) CN1517588A (zh)
BR (1) BRPI0400034A (zh)
CA (1) CA2454369C (zh)
MX (1) MXPA04000214A (zh)
TW (1) TW200506068A (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030234455A1 (en) * 2002-06-24 2003-12-25 Mieney Harry R. Non-contacting fuel vaporizer
US6932854B2 (en) * 2004-01-23 2005-08-23 Praxair Technology, Inc. Method for producing low carbon steel
US7297180B2 (en) * 2005-07-13 2007-11-20 Praxair Technology, Inc. Method for operating a vacuum vessel with a coherent jet
US20070057417A1 (en) * 2005-09-09 2007-03-15 Michael Strelbisky Metallurgical lance with annular gas flow control
US20100307196A1 (en) * 2009-06-08 2010-12-09 Richardson Andrew P Burner injection system for glass melting
US20110127701A1 (en) * 2009-11-30 2011-06-02 Grant Michael G K Dynamic control of lance utilizing co-flow fluidic techniques
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
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
DE102011002616A1 (de) * 2010-03-31 2011-12-15 Sms Siemag Ag Überschalldüse zum Einsatz in metallurgischen Anlagen sowie Verfahren zur Dimensionierung einer Überschalldüse
CN105316452B (zh) * 2015-11-26 2017-12-29 中冶赛迪工程技术股份有限公司 一种基于集束顶枪的高枪位真空精炼方法
CN105256107B (zh) * 2015-11-26 2017-12-29 中冶赛迪工程技术股份有限公司 一种环槽集束射流喷头结构

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4622007A (en) * 1984-08-17 1986-11-11 American Combustion, Inc. Variable heat generating method and apparatus
US5714113A (en) * 1994-08-29 1998-02-03 American Combustion, Inc. Apparatus for electric steelmaking
US5814125A (en) * 1997-03-18 1998-09-29 Praxair Technology, Inc. Method for introducing gas into a liquid
US6096261A (en) * 1997-11-20 2000-08-01 Praxair Technology, Inc. Coherent jet injector lance
US6176894B1 (en) * 1998-06-17 2001-01-23 Praxair Technology, Inc. Supersonic coherent gas jet for providing gas into a liquid
US6171544B1 (en) * 1999-04-02 2001-01-09 Praxair Technology, Inc. Multiple coherent jet lance
US6139310A (en) * 1999-11-16 2000-10-31 Praxair Technology, Inc. System for producing a single coherent jet
US6241510B1 (en) * 2000-02-02 2001-06-05 Praxair Technology, Inc. System for providing proximate turbulent and coherent gas jets
US6432163B1 (en) * 2001-06-22 2002-08-13 Praxair Technology, Inc. Metal refining method using differing refining oxygen sequence
US6450799B1 (en) * 2001-12-04 2002-09-17 Praxair Technology, Inc. Coherent jet system using liquid fuel flame shroud
US6604937B1 (en) * 2002-05-24 2003-08-12 Praxair Technology, Inc. Coherent jet system with single ring flame envelope

Also Published As

Publication number Publication date
MXPA04000214A (es) 2004-07-19
KR20040066010A (ko) 2004-07-23
US6875398B2 (en) 2005-04-05
CN1517588A (zh) 2004-08-04
US20040135296A1 (en) 2004-07-15
BRPI0400034A (pt) 2004-12-28
EP1441176A1 (en) 2004-07-28
CA2454369A1 (en) 2004-07-15
JP2004218088A (ja) 2004-08-05
CA2454369C (en) 2007-02-13

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