JPS5352210A - Method for oxygen refining of molten metal and lance structure therefor - Google Patents

Method for oxygen refining of molten metal and lance structure therefor

Info

Publication number
JPS5352210A
JPS5352210A JP11151677A JP11151677A JPS5352210A JP S5352210 A JPS5352210 A JP S5352210A JP 11151677 A JP11151677 A JP 11151677A JP 11151677 A JP11151677 A JP 11151677A JP S5352210 A JPS5352210 A JP S5352210A
Authority
JP
Japan
Prior art keywords
molten metal
structure therefor
lance structure
oxygen refining
refining
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.)
Pending
Application number
JP11151677A
Other languages
English (en)
Inventor
Uiriamu Benetsuto Howaado
Roorenza Ranbaato Orando
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.)
Armco Inc
Original Assignee
Armco 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 Armco Inc filed Critical Armco Inc
Publication of JPS5352210A publication Critical patent/JPS5352210A/ja
Pending legal-status Critical Current

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
    • C21C5/52—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
    • 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
    • C21C5/48—Bottoms or tuyéres of converters
    • 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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Charging Or Discharging (AREA)
JP11151677A 1976-09-20 1977-09-16 Method for oxygen refining of molten metal and lance structure therefor Pending JPS5352210A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/725,028 US4023676A (en) 1976-09-20 1976-09-20 Lance structure and method for oxygen refining of molten metal

Publications (1)

Publication Number Publication Date
JPS5352210A true JPS5352210A (en) 1978-05-12

Family

ID=24912850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11151677A Pending JPS5352210A (en) 1976-09-20 1977-09-16 Method for oxygen refining of molten metal and lance structure therefor

Country Status (6)

Country Link
US (1) US4023676A (ja)
JP (1) JPS5352210A (ja)
DE (1) DE2741850A1 (ja)
FR (1) FR2364971A1 (ja)
GB (1) GB1566628A (ja)
IT (1) IT1090204B (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3045966A1 (de) * 1980-12-05 1982-07-08 Korf Industrie Und Handel Gmbh + Co Kg, 7570 Baden-Baden Verfahren zum schutz der duesen und der feuerfesten auskleidung eines gefaesses zum frischen einer metallschmelze
US4405365A (en) * 1982-08-30 1983-09-20 Pennsylvania Engineering Corporation Method for the fabrication of special steels in metallurgical vessels
FR2547395A1 (fr) * 1983-06-13 1984-12-14 Nikko Kk Dispositif bruleur pour four de fusion metallurgique
GB8509629D0 (en) * 1985-04-15 1985-05-22 British Steel Corp Melting ferrous solids
US4795138A (en) * 1987-11-18 1989-01-03 L-Tec Company Metallurgical tuyere and method of calibrating same
EP0493476B1 (en) * 1989-09-29 1998-12-02 Ausmelt Limited Top submerged injection with a shrouded lance
JPH06506759A (ja) * 1991-04-23 1994-07-28 コモンウェルス・サイエンティフィック・アンド・インダストリアル・リサーチ・オーガニゼイション 加熱冶金法の浴に浸すためのランスおよびランスを含む方法
IN181041B (ja) * 1991-09-20 1998-04-18 Ausmelt Ltd
AUPO095996A0 (en) * 1996-07-12 1996-08-01 Technological Resources Pty Limited A top injection lance
DE19638148A1 (de) * 1996-09-18 1998-03-19 Linde Ag Sauerstofflanze und Verfahren zum Verblasen von flüssigem Metall
US7976774B2 (en) * 2004-09-01 2011-07-12 Hatch Ltd. Composite sparger
EP1789174B1 (en) * 2004-09-01 2010-06-09 Hatch Ltd. Composite sparger
EP2726803B1 (en) 2011-06-30 2017-05-17 Outotec (Finland) Oy Top submerged injecting lances
KR101616212B1 (ko) 2011-09-02 2016-04-27 오토텍 오와이제이 상부 침지형 주입용 랜스
KR101248940B1 (ko) * 2011-09-19 2013-04-01 한국수력원자력 주식회사 용융로의 산소공급 장치
PE20141641A1 (es) 2011-11-30 2014-11-18 Outotec Oyj Lanzas refrigeradas para fluido para inyeccion sumergida por la parte superior
AU2013204818B2 (en) 2013-04-12 2015-02-19 Metso Metals Oy Molten bath temperature measurement for a top submerged lance injection installation
EP3058109B1 (en) 2013-10-16 2017-03-22 Outotec (Finland) Oy Top submerged injection lance for enhanced submerged combustion
WO2015056142A1 (en) 2013-10-16 2015-04-23 Outotec (Finland) Oy Top submerged injection lance for enhanced heat transfer
RU2756679C1 (ru) * 2021-04-27 2021-10-04 Юрий Александрович Пузырев Способ комбинированной продувки расплава в конвертере

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE781241A (fr) * 1971-05-28 1972-07-17 Creusot Loire Procede d'affinage des aciers allies contenant du chrome et plus specialement des aciers inoxydables
BE776428A (fr) * 1971-12-08 1972-04-04 Metallurg Ct Voor De Researchi Perfectionnements aux dispositifs d'insufflation d'oxygene par le fond d'un convertisseur metallurgique.
DE2324086C3 (de) * 1973-05-12 1985-05-09 Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg Düse zum Einleiten von Frischgas
FR2238395A5 (ja) * 1973-07-17 1975-02-14 Est Aciers Fins
AR207871A1 (es) * 1974-08-08 1976-11-08 Maximilianshuette Eisenwerk Tobera de inyeccion de gas reactivo en recipientes de fusion o de afino para metales

Also Published As

Publication number Publication date
FR2364971A1 (fr) 1978-04-14
US4023676A (en) 1977-05-17
DE2741850A1 (de) 1978-03-23
GB1566628A (en) 1980-05-08
IT1090204B (it) 1985-06-26
FR2364971B1 (ja) 1980-10-17

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