ATE262658T1 - System zur bildung eines einzigen kohärenten gasstrahls - Google Patents

System zur bildung eines einzigen kohärenten gasstrahls

Info

Publication number
ATE262658T1
ATE262658T1 AT00123764T AT00123764T ATE262658T1 AT E262658 T1 ATE262658 T1 AT E262658T1 AT 00123764 T AT00123764 T AT 00123764T AT 00123764 T AT00123764 T AT 00123764T AT E262658 T1 ATE262658 T1 AT E262658T1
Authority
AT
Austria
Prior art keywords
forming
gas jet
single coherent
coherent gas
jet
Prior art date
Application number
AT00123764T
Other languages
English (en)
Inventor
William John Mahoney
John Erling Anderson
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
Application granted granted Critical
Publication of ATE262658T1 publication Critical patent/ATE262658T1/de

Links

Classifications

    • 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • 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
    • 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
    • F23D14/46—Details, e.g. noise reduction means
    • F23D14/48—Nozzles
    • 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
    • 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
    • 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
    • F23C2900/07022—Delaying secondary air introduction into the flame by using a shield or gas curtain
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
    • F23D2900/00006—Liquid fuel burners using pure oxygen or O2-enriched air as oxidant
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
    • F23D2900/11403—Flame surrounding tubes in front of burner nozzle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
    • F23L2900/07002—Injecting inert gas, other than steam or evaporated water, into the combustion chambers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Gas Burners (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Pre-Mixing And Non-Premixing Gas Burner (AREA)
  • Nozzles (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Furnace Details (AREA)
  • Manufacture And Refinement Of Metals (AREA)
AT00123764T 1999-11-16 2000-11-01 System zur bildung eines einzigen kohärenten gasstrahls ATE262658T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/441,095 US6139310A (en) 1999-11-16 1999-11-16 System for producing a single coherent jet

Publications (1)

Publication Number Publication Date
ATE262658T1 true ATE262658T1 (de) 2004-04-15

Family

ID=23751492

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00123764T ATE262658T1 (de) 1999-11-16 2000-11-01 System zur bildung eines einzigen kohärenten gasstrahls

Country Status (20)

Country Link
US (1) US6139310A (de)
EP (1) EP1102003B1 (de)
JP (1) JP3782930B2 (de)
KR (1) KR100480536B1 (de)
CN (1) CN1196533C (de)
AR (1) AR026403A1 (de)
AT (1) ATE262658T1 (de)
AU (1) AU767804B2 (de)
BR (1) BR0005221A (de)
CA (1) CA2324788C (de)
DE (1) DE60009236T2 (de)
ES (1) ES2216799T3 (de)
ID (1) ID28390A (de)
MX (1) MXPA00010797A (de)
NO (1) NO319045B1 (de)
PT (1) PT1102003E (de)
RU (1) RU2202070C2 (de)
TR (1) TR200003366A2 (de)
TW (1) TW497991B (de)
ZA (1) ZA200006222B (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6241510B1 (en) * 2000-02-02 2001-06-05 Praxair Technology, Inc. System for providing proximate turbulent and coherent gas jets
US6254379B1 (en) * 2000-09-27 2001-07-03 Praxair Technology, Inc. Reagent delivery system
US6400747B1 (en) 2001-05-18 2002-06-04 Praxair Technology, Inc. Quadrilateral assembly for coherent jet lancing and post combustion in an electric arc furnace
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
US6773484B2 (en) * 2002-06-26 2004-08-10 Praxair Technology, Inc. Extensionless coherent jet system with aligned flame envelope ports
US20050252430A1 (en) * 2002-12-30 2005-11-17 Satchell Donald P Jr Burner-lance and combustion method for heating surfaces susceptible to oxidation or reduction
US6910431B2 (en) * 2002-12-30 2005-06-28 The Boc Group, Inc. Burner-lance and combustion method for heating surfaces susceptible to oxidation or reduction
US6875398B2 (en) * 2003-01-15 2005-04-05 Praxair Technology, Inc. Coherent jet system with outwardly angled flame envelope ports
US20050145071A1 (en) * 2003-03-14 2005-07-07 Cates Larry E. System for optically analyzing a molten metal bath
US20040178545A1 (en) * 2003-03-14 2004-09-16 Cates Larry E. System for optically analyzing a molten metal bath
EP1751516A4 (de) * 2004-02-16 2012-03-14 Measurement Technology Lab Corp Teilchenfilter und verwendungsverfahren
US7438848B2 (en) * 2004-06-30 2008-10-21 The Boc Group, Inc. Metallurgical lance
US20060282112A1 (en) * 2005-06-09 2006-12-14 Stephen Griffin Method and apparatus for enhanced electrolytic detachment
GB0613044D0 (en) * 2006-06-30 2006-08-09 Boc Group Plc Gas combustion apparatus
EP1889816A1 (de) * 2006-08-15 2008-02-20 Rockwool International A/S Verfahren und Vorrichtung zur Herstellung von Mineralfasern
CA2733109C (en) * 2008-09-26 2016-01-19 Air Products And Chemicals, Inc. Combustion system with precombustor for recycled flue gas
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
US20110127701A1 (en) * 2009-11-30 2011-06-02 Grant Michael G K Dynamic control of lance utilizing co-flow fluidic techniques
DE102013106511B4 (de) * 2013-03-27 2015-09-24 Gefam Gmbh Düse zum Schneiden von Stahlwerkstücken
RU2555598C1 (ru) * 2014-02-04 2015-07-10 Открытое акционерное общество "Конструкторское бюро химавтоматики" Смесительная головка метано-кислородного парогенератора
CA2994119A1 (en) * 2015-07-31 2017-02-09 Nuvera Fuel Cells, LLC Burner assembly with low nox emissions
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
CN105420452B (zh) * 2015-12-24 2018-04-03 中冶赛迪工程技术股份有限公司 一种防卷渣的超音速喷头

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1799612A (en) * 1924-02-27 1931-04-07 Kobe Inc Cutting torch with noninterfering converging jets
US2195384A (en) * 1937-04-08 1940-03-26 Linde Air Prod Co Metal cutting process
FR1424029A (fr) * 1964-01-06 1966-01-07 Union Carbide Corp Procédé et appareil pour introduire un courant de gaz de traitement dans un bain de métal en fusion
FR2133214A5 (en) * 1971-04-13 1972-11-24 Rizh Khim Farmatse Gas burner jet - for heating glass mouldings and ampoules
US4426224A (en) * 1981-12-25 1984-01-17 Sumitomo Kinzoku Kogyo Kabushiki Gaisha Lance for powder top-blow refining and process for decarburizing and refining steel by using the lance
US4622007A (en) * 1984-08-17 1986-11-11 American Combustion, Inc. Variable heat generating method and apparatus
CN1007920B (zh) * 1985-07-15 1990-05-09 美国氧化公司 烃类流体燃料燃烧、控制方法及装置
FR2613264B1 (fr) * 1987-04-01 1994-03-11 Air Liquide Procede et buse d'oxycoupage
EP0393020A1 (de) * 1987-09-02 1990-10-24 Aga Aktiebolag Verfahren zur erzeugung einer oxidierenden flamme, brenner und dessen verwendung
US5100313A (en) * 1991-02-05 1992-03-31 Union Carbide Industrial Gases Technology Corporation Coherent jet combustion
US5714113A (en) * 1994-08-29 1998-02-03 American Combustion, Inc. Apparatus for electric steelmaking
US5823762A (en) * 1997-03-18 1998-10-20 Praxair Technology, Inc. Coherent gas jet
US5814125A (en) * 1997-03-18 1998-09-29 Praxair Technology, Inc. Method for introducing gas into a liquid
US6125133A (en) * 1997-03-18 2000-09-26 Praxair, Inc. Lance/burner for molten metal furnace
GB9708081D0 (en) * 1997-04-22 1997-06-11 Lane Mary P Candle display unit
US6171544B1 (en) * 1999-04-02 2001-01-09 Praxair Technology, Inc. Multiple coherent jet lance

Also Published As

Publication number Publication date
ES2216799T3 (es) 2004-11-01
PT1102003E (pt) 2004-07-30
JP3782930B2 (ja) 2006-06-07
TR200003366A2 (tr) 2001-06-21
BR0005221A (pt) 2001-07-03
CA2324788A1 (en) 2001-05-16
ZA200006222B (en) 2001-05-22
AR026403A1 (es) 2003-02-12
DE60009236D1 (de) 2004-04-29
AU767804B2 (en) 2003-11-27
KR100480536B1 (ko) 2005-04-06
TW497991B (en) 2002-08-11
EP1102003B1 (de) 2004-03-24
NO20005501D0 (no) 2000-11-01
RU2202070C2 (ru) 2003-04-10
EP1102003A1 (de) 2001-05-23
ID28390A (id) 2001-05-17
MXPA00010797A (es) 2002-05-23
AU6966000A (en) 2001-05-17
JP2001181726A (ja) 2001-07-03
CN1196533C (zh) 2005-04-13
CA2324788C (en) 2005-04-19
US6139310A (en) 2000-10-31
NO20005501L (no) 2001-05-18
CN1295887A (zh) 2001-05-23
NO319045B1 (no) 2005-06-06
KR20010051377A (ko) 2001-06-25
DE60009236T2 (de) 2005-01-27

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties