CA2066455C - Top submerged injection with a shrouded lance - Google Patents

Top submerged injection with a shrouded lance

Info

Publication number
CA2066455C
CA2066455C CA002066455A CA2066455A CA2066455C CA 2066455 C CA2066455 C CA 2066455C CA 002066455 A CA002066455 A CA 002066455A CA 2066455 A CA2066455 A CA 2066455A CA 2066455 C CA2066455 C CA 2066455C
Authority
CA
Canada
Prior art keywords
lance
tube
slag
shroud
fluid
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 - Lifetime
Application number
CA002066455A
Other languages
English (en)
French (fr)
Inventor
John Millace Floyd
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.)
Outotec Ausmelt Pty Ltd
Original Assignee
Ausmelt Ltd
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 Ausmelt Ltd filed Critical Ausmelt Ltd
Application granted granted Critical
Publication of CA2066455C publication Critical patent/CA2066455C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28Manufacture of steel in the converter
    • C21C5/42Constructional features of converters
    • C21C5/46Details or accessories
    • C21C5/4606Lances or injectors
    • C21C5/4613Refractory coated lances; Immersion lances
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00Charging; Discharging; Manipulation of charge
    • F27D3/16Introducing a fluid jet or current into the charge
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00Charging; Discharging; Manipulation of charge
    • F27D3/18Charging particulate material using a fluid carrier
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28Manufacture of steel in the converter
    • C21C5/42Constructional features of converters
    • C21C5/46Details or accessories
    • C21C5/4606Lances or injectors
    • C21C2005/4626Means for cooling, e.g. by gases, fluids or liquids
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/56Manufacture of steel by other methods
    • C21C5/567Manufacture of steel by other methods operating in a continuous way

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
CA002066455A 1989-09-29 1990-09-26 Top submerged injection with a shrouded lance Expired - Lifetime CA2066455C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPJ661589 1989-09-29
AUPJ6615 1989-09-29

Publications (1)

Publication Number Publication Date
CA2066455C true CA2066455C (en) 1995-12-19

Family

ID=3774243

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002066455A Expired - Lifetime CA2066455C (en) 1989-09-29 1990-09-26 Top submerged injection with a shrouded lance

Country Status (12)

Country Link
US (1) US5251879A (enExample)
EP (1) EP0493476B1 (enExample)
JP (1) JP3249816B2 (enExample)
CN (1) CN1040908C (enExample)
CA (1) CA2066455C (enExample)
DE (1) DE69032804T2 (enExample)
IN (1) IN178636B (enExample)
PE (1) PE26791A1 (enExample)
PL (1) PL167273B1 (enExample)
SG (1) SG45386A1 (enExample)
WO (1) WO1991005214A1 (enExample)
ZA (1) ZA907780B (enExample)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0581813A4 (en) * 1991-04-23 1994-06-01 Commw Scient Ind Res Org Lance for immersion in a pyrometallurgical bath and method involving the lance
US5308043A (en) * 1991-09-20 1994-05-03 Ausmelt Pty. Ltd. Top submergable lance
ATE154950T1 (de) * 1991-09-20 1997-07-15 Ausmelt Ltd Verfahren zur eisenherstellung
ATE202958T1 (de) * 1993-04-06 2001-07-15 Ausmelt Ltd Schmelzen von kohlenstoffhaltigem material
US5615626A (en) * 1994-10-05 1997-04-01 Ausmelt Limited Processing of municipal and other wastes
US5865876A (en) * 1995-06-07 1999-02-02 Ltv Steel Company, Inc. Multipurpose lance
US5830259A (en) * 1996-06-25 1998-11-03 Ltv Steel Company, Inc. Preventing skull accumulation on a steelmaking lance
AUPO095996A0 (en) 1996-07-12 1996-08-01 Technological Resources Pty Limited A top injection lance
US5810905A (en) * 1996-10-07 1998-09-22 Cleveland Cliffs Iron Company Process for making pig iron
US5885323A (en) * 1997-04-25 1999-03-23 Ltv Steel Company, Inc. Foamy slag process using multi-circuit lance
AUPP570098A0 (en) * 1998-09-04 1998-10-01 Technological Resources Pty Limited A direct smelting process
CA2352108C (fr) * 1998-12-01 2008-08-12 Societe Generale Pour Les Techniques Nouvelles Sgn Procede et dispositif d'incineration et de vitrification de dechets, notamment radioactifs
AUPQ890700A0 (en) 2000-07-20 2000-08-10 Technological Resources Pty Limited A direct smelting process and apparatus
EP1437584A1 (de) * 2003-01-07 2004-07-14 IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A. Drucksensor mit elastischer Sensorschicht, deren Oberfläche mikrostrukturiert ist
AU2003900357A0 (en) 2003-01-24 2003-02-13 Ausmelt Limited An improved smelting process for the production of iron
CN101512024B (zh) * 2006-08-01 2012-01-25 奥斯梅尔特有限公司 铅渣还原
BRPI1102243B1 (pt) * 2011-05-20 2018-04-17 Magnesita Refratários S/A Lança refrigerada para injeção em vasos metalúrgicos
JP5800990B2 (ja) 2011-06-30 2015-10-28 オウトテック オサケイティオ ユルキネンOutotec Oyj 上部浸漬注入ランス
US9771627B2 (en) * 2011-09-02 2017-09-26 Outotec Oyj Lances for top submerged injection
WO2013080110A1 (en) * 2011-11-30 2013-06-06 Outotec Oyj Fluid cooled lances for top submerged injection
AU2013204818B2 (en) 2013-04-12 2015-02-19 Metso Metals Oy Molten bath temperature measurement for a top submerged lance injection installation
KR101700078B1 (ko) 2013-10-16 2017-01-26 오토텍 (핀랜드) 오와이 향상된 침지식 연소를 위한 상부 침지식 주입 랜스
WO2015056142A1 (en) 2013-10-16 2015-04-23 Outotec (Finland) Oy Top submerged injection lance for enhanced heat transfer
CA3151402A1 (en) 2019-09-19 2021-03-25 Bernard De Waal ESTERHUYSE Furnace, fluid feed component, fluid reforming system and method of reforming a fluid
DE102020215140A1 (de) 2020-12-01 2022-06-02 Sms Group Gmbh Verfahren und Einschmelzaggregat zum pyrometallurgischen Einschmelzen von metallhaltigen Rohstoffen, Reststoffen und/oder Sekundärreststoffen
DE102020215147A1 (de) 2020-12-01 2022-06-02 Sms Group Gmbh Verfahren zum pyrometallurgischen Einschmelzen von metallhaltigen Rohstoffen, Reststoffen und/oder Sekundärreststoffen
CN112708723B (zh) * 2020-12-23 2022-08-16 苏州大学 一种喷吹高温氧化性气体的水冷式喷枪及喷吹氧化性气体的方法
CN117366570A (zh) * 2023-10-20 2024-01-09 云南锡业股份有限公司锡业分公司 一种烟化炉用天然气喷枪装置及应用和沉没熔池熔炼工艺

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1130845A (en) * 1966-04-13 1968-10-16 Noranda Mines Ltd Method and apparatus for controlling the temperature of metal lances in molten baths
US3488044A (en) * 1967-05-01 1970-01-06 Nat Steel Corp Apparatus for refining metal
US3730505A (en) * 1970-07-01 1973-05-01 Centro Speriment Metallurg Double delivery lance for refining the steel in the converter processes
FR2131674A5 (enExample) * 1971-04-10 1972-11-10 Messer Griesheim Gmbh
US3828850A (en) * 1973-07-12 1974-08-13 Black Sivalls & Bryson Inc High temperature material introduction apparatus
US3889933A (en) * 1974-02-28 1975-06-17 Int Nickel Canada Metallurgical lance
BE849582R (fr) * 1976-01-07 1977-04-15 Rene Desaar Lance de desulfuration de fonte en poche
US4023676A (en) * 1976-09-20 1977-05-17 Armco Steel Corporation Lance structure and method for oxygen refining of molten metal
CA1107080A (en) * 1977-05-09 1981-08-18 John M. Floyd Submerged injection of gas into liquid pyro- metallurgical bath
US4326701A (en) * 1979-09-29 1982-04-27 Kaiser Steel Corporation Lance apparatus
FR2496699B1 (fr) * 1980-12-22 1985-06-21 Siderurgie Fse Inst Rech Lance de soufflage de gaz oxydant, notamment d'oxygene, pour le traitement des metaux en fusion
JPS58185707A (ja) * 1982-04-23 1983-10-29 Sumitomo Metal Ind Ltd 鋼の精錬法
JPS5989710A (ja) * 1982-11-11 1984-05-24 Kawasaki Steel Corp 溶融金属処理用浸漬ランス
US4880044A (en) * 1987-04-01 1989-11-14 Bw-Usa, Inc. Spacer devices
JP6229496B2 (ja) 2013-12-27 2017-11-15 Toto株式会社 固体酸化物型燃料電池

Also Published As

Publication number Publication date
IN178636B (enExample) 1997-05-24
EP0493476B1 (en) 1998-12-02
JP3249816B2 (ja) 2002-01-21
DE69032804T2 (de) 1999-06-02
PL167273B1 (pl) 1995-08-31
EP0493476A1 (en) 1992-07-08
EP0493476A4 (en) 1993-11-18
CN1051081A (zh) 1991-05-01
PL287099A1 (en) 1991-08-12
JPH05500555A (ja) 1993-02-04
ZA907780B (en) 1991-12-24
PE26791A1 (es) 1991-09-20
US5251879A (en) 1993-10-12
WO1991005214A1 (en) 1991-04-18
SG45386A1 (en) 1998-01-16
DE69032804D1 (de) 1999-01-14
CN1040908C (zh) 1998-11-25

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry