CA934165A - Method and converter for refining pig-iron into steel - Google Patents

Method and converter for refining pig-iron into steel

Info

Publication number
CA934165A
CA934165A CA043555A CA43555A CA934165A CA 934165 A CA934165 A CA 934165A CA 043555 A CA043555 A CA 043555A CA 43555 A CA43555 A CA 43555A CA 934165 A CA934165 A CA 934165A
Authority
CA
Canada
Prior art keywords
converter
iron
steel
refining pig
pig
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
Application number
CA043555A
Other languages
English (en)
Inventor
Savard Guy
G. Fassbinder Hans
Knuppel Helmut
Lee Robert
Brotzmann Karl
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.)
Eisenwerke Gesellschaf Maximilianshuette mbH
Original Assignee
Eisenwerke Gesellschaf Maximilianshuette mbH
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
Priority claimed from DE19691901563 external-priority patent/DE1901563A1/de
Priority claimed from DE19691904382 external-priority patent/DE1904382A1/de
Priority claimed from DE19691904383 external-priority patent/DE1904383C3/de
Application filed by Eisenwerke Gesellschaf Maximilianshuette mbH filed Critical Eisenwerke Gesellschaf Maximilianshuette mbH
Application granted granted Critical
Publication of CA934165A publication Critical patent/CA934165A/en
Expired 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/34—Blowing through the bath
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
CA043555A 1968-02-24 1969-02-20 Method and converter for refining pig-iron into steel Expired CA934165A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE1583968 1968-02-24
DE1758816 1968-08-13
DE19691901563 DE1901563A1 (de) 1968-08-13 1969-01-14 Verfahren zum Frischen von Roheisen zu Stahl
DE19691904382 DE1904382A1 (de) 1968-02-24 1969-01-30 Verfahren und Konverter zum Frischen von Roheisen
DE19691904383 DE1904383C3 (de) 1968-02-24 1969-01-30 Bodenblasender Konverter zum Frischen von Roheisen zu Stahl

Publications (1)

Publication Number Publication Date
CA934165A true CA934165A (en) 1973-09-25

Family

ID=27509900

Family Applications (1)

Application Number Title Priority Date Filing Date
CA043555A Expired CA934165A (en) 1968-02-24 1969-02-20 Method and converter for refining pig-iron into steel

Country Status (10)

Country Link
US (1) US3706549A (xx)
AT (1) AT315216B (xx)
BE (1) BE728859A (xx)
CA (1) CA934165A (xx)
DD (2) DD160233A8 (xx)
FR (1) FR2002577A1 (xx)
GB (1) GB1253581A (xx)
LU (1) LU58073A1 (xx)
NL (1) NL155051B (xx)
SE (1) SE355197B (xx)

Families Citing this family (101)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1277083A (en) * 1968-06-25 1972-06-07 Columbia Gas Syst Improvements in method for refining solid ferrous metal to steel
DE2065176A1 (de) * 1969-04-16 1972-09-14 Centre de Recherches Metallurgi ques, Centrum voor Research in de Me tallurgie, Association sans but lucra tif, Vereniging zonder wmstoogmerk, Brüssel Konverter zum Frischen von Roheisen mit Sauerstoff Ausscheidung aus 2017694
US3779534A (en) * 1969-07-08 1973-12-18 Creusot Loire Device for cooling a tuyere of a refining converter
BE752893A (fr) * 1969-07-08 1970-12-16 Forges De La Loire St Chamond Procede et dispositif de refroidissement d'une tuyere de convertisseur d'affinage
BE735889A (xx) * 1969-07-09 1970-01-09
BE741203A (xx) * 1969-11-03 1970-05-04
IT944546B (it) * 1969-12-27 1973-04-20 Maximilianshuette Eisenwerk Procedimento e convertitore per trasformare ghisa in acciaio mediante affinazione
US3865579A (en) * 1970-01-05 1975-02-11 Koppers Co Inc Method and apparatus for the production of steel
DE2007373B2 (de) * 1970-02-18 1973-05-03 Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg Verfahren und konverter zum herstellen ferritischer chromstaehle
BE747966A (fr) * 1970-03-25 1970-09-25 Centre Rech Metallurgique Perfectionnements aux procedes et dispositifs d'affinage de la fonte.
LU62356A1 (xx) * 1971-01-04 1972-08-23
FR2131674A5 (xx) * 1971-04-10 1972-11-10 Messer Griesheim Gmbh
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
FR2182633B2 (xx) * 1971-07-29 1974-11-08 Creusot Loire
US3804393A (en) * 1971-08-09 1974-04-16 Pennsylvania Engineering Corp Steel conversion apparatus
BE788512A (fr) * 1971-09-21 1973-01-02 Creusot Loire Procede de protection d'une tuyere de convertisseur d'affinage
BE789083A (fr) * 1971-10-06 1973-01-15 Uddeholms Ab Procede de reduction de la teneur de carbone dans des produits metallurgiques
BE774886A (fr) * 1971-11-03 1972-05-03 Centre Rech Metallurgique Procede pour la conversion de fonte en acier.
US3851866A (en) * 1971-12-09 1974-12-03 H Knuppel Process and a device for even distribution and alternating supply of liquid and gaseous protective media for the refining gas tuyeres of a converter
DE2161000C3 (de) * 1971-12-09 1975-04-17 Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg Verfahren und Vorrichtung zur gleichmäßigen Zuteilung und wechselweisen Zuführung von flüssigen oder gasförmigen Schutzmedien für Frischgasdüsen in einem Konverter
US3908969A (en) * 1971-12-20 1975-09-30 Pennsylvania Engineering Corp Method and apparatus for air pollution control combined with safe recovery and control of gases from a bottom-blown steel converter vessel
US3839017A (en) * 1972-01-04 1974-10-01 Pennsylvania Engineering Corp Apparatus and method for converting impure ferrous metal to steel
US3898077A (en) * 1972-01-05 1975-08-05 Maximilianshuette Eisenwerk Process for refining metal melts
US4165980A (en) * 1972-01-13 1979-08-28 Gfe Gesellschaft Fur Elektrometallurgie Mit Beschrankter Haftung Method of rapidly decarburizing ferro- alloys with oxygen
US3791814A (en) * 1972-02-22 1974-02-12 Centre Rech Metallurgique Process for oxygen refining of pig iron
US3920447A (en) * 1972-02-28 1975-11-18 Pennsylvania Engineering Corp Steel production method
US3905589A (en) * 1972-03-27 1975-09-16 Pennsylvania Engineering Corp Steel production method and apparatus
US3796420A (en) * 1972-03-30 1974-03-12 Pennsylvania Engineering Corp Steel conversion apparatus
BE782186A (fr) * 1972-04-14 1972-04-28 Centre Rech Metallurgique Procede d'affinage de fonte.
US3990890A (en) * 1972-05-17 1976-11-09 Creusot-Loire Process for refining molten copper matte with an enriched oxygen blow
US3895785A (en) * 1972-08-01 1975-07-22 United States Steel Corp Method and apparatus for controlling the operation of a steel refining converter
US3841617A (en) * 1972-08-18 1974-10-15 Pennsylvania Engineering Corp Adjustable tuyere for metallurgical vessels
US3802684A (en) * 1972-08-29 1974-04-09 Steel Corp Tuyere construction
US3802685A (en) * 1972-08-29 1974-04-09 Steel Corp Q-bop vessel construction
US3907549A (en) * 1972-08-29 1975-09-23 United States Steel Corp Method of refining in improved Q-BOP vessel
US4047707A (en) * 1972-10-03 1977-09-13 Eisenwerk-Gesellschaft Maximilianshutte Mbh Process and converter for refining liquid metals
US3867136A (en) * 1972-10-06 1975-02-18 Uddeholms Ab Decarburisation of chromium containing iron, cobalt or nickel based alloys
DE2349196A1 (de) * 1972-10-06 1974-04-18 Uddeholms Ab Verfahren zum entkohlen von chromreichem stahl
CA978366A (en) * 1972-10-13 1975-11-25 Sydney Steel Corporation Operation of a blast furnace
CA978352A (en) * 1972-10-25 1975-11-25 William Wells Tapping of a blast furnace
US3859078A (en) * 1972-10-30 1975-01-07 Sydney Steel Corp Method of operating a basic open hearth furnace
US3902889A (en) * 1972-11-30 1975-09-02 United States Steel Corp Electric arc melting furnace
US3819165A (en) * 1972-12-08 1974-06-25 Maximilianshuette Eisenwerk Device for blowing-in oxygen through the refractory lining of a metallurgical converter
FR2216362B1 (xx) * 1973-02-07 1975-10-31 Creusot Loire
AT337736B (de) * 1973-02-12 1977-07-11 Voest Ag Verfahren zum frischen von roheisen
US3951643A (en) * 1973-02-26 1976-04-20 Pennsylvania Engineering Corporation Steel production method
SU605549A3 (ru) * 1973-03-03 1978-04-30 Эйзенверк-Гезельшафт Максимилиансхютте Гмбх (Фирма) Фурма
US4196159A (en) * 1973-03-07 1980-04-01 Eisenwerk-Gesellschaft Maximilianshutte Mbh. Process for increasing the life of the refractory masonry of metallurgical vessels
US3873074A (en) * 1973-03-26 1975-03-25 Berry Metal Co Converter-bottom for bottom-blow steel making process
US3898078A (en) * 1973-03-29 1975-08-05 Youngstown Sheet And Tube Co Method and apparatus for injecting refining oxygen in steelmaking processes
CA1014753A (en) * 1973-03-30 1977-08-02 Karl Brotzmann Process for lowering the iron content in nickel melts
DE2316768B2 (de) * 1973-04-04 1977-03-03 Fried. Krupp Gmbh, 4300 Essen Verfahren zum frischen von metallen, insbesondere roheisen, und vorrichtung zur durchfuehrung des verfahrens
US3912243A (en) * 1973-04-04 1975-10-14 Berry Metal Co Apparatus and process for refining hot metal to steel
DE2326754C3 (de) * 1973-05-25 1978-04-20 Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg Vorrichtung zum gesteuerten Zuführen eines Frischgases und eines fluiden Schutzmediums
US3891429A (en) * 1973-06-07 1975-06-24 Koppers Co Inc Method for selective decarburization of alloy steels
US3897048A (en) * 1973-06-15 1975-07-29 Pennsylvania Engineering Corp Metallurgical vessel and method of operating same
US3868096A (en) * 1973-06-21 1975-02-25 Pennsylvania Engineering Corp Tuyere support means for metallurgical vessels
US3873073A (en) * 1973-06-25 1975-03-25 Pennsylvania Engineering Corp Apparatus for processing molten metal
US3861888A (en) * 1973-06-28 1975-01-21 Union Carbide Corp Use of CO{HD 2 {B in argon-oxygen refining of molten metal
BE802163A (fr) * 1973-07-10 1973-11-05 Centre Rech Metallurgique Perfectionnements aux procedes d'affinage pneumatique de fonte par le fond d'un convertiseur.
US4045215A (en) * 1973-07-16 1977-08-30 Creusot-Loire Method of refining mattes containing nickel
DE2404288A1 (de) * 1974-01-30 1975-07-31 Baum Verfahrenstechnik Verfahren zur wiedergewinnung von reaktionsgassen aus mittels reinem sauerstoff bodengeblasenen und mit kohlenwasserstoffen gekuehlten stahlkonvertern sowie vorrichtung
FR2291287A2 (fr) * 1974-11-13 1976-06-11 Creusot Loire Methode de soufflage en vue d'obtenir de tres basses teneurs en carbone dans les aciers au chrome
FR2267376B1 (xx) * 1974-04-11 1977-06-24 Creusot Loire
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
DE2538159C2 (de) * 1974-08-30 1984-08-09 USS Engineers and Consultants, Inc., Pittsburgh, Pa. Verfahren zum Frischen von Roheisen
US3930843A (en) * 1974-08-30 1976-01-06 United States Steel Corporation Method for increasing metallic yield in bottom blown processes
US4004920A (en) * 1975-05-05 1977-01-25 United States Steel Corporation Method of producing low nitrogen steel
US3985550A (en) * 1975-01-23 1976-10-12 United States Steel Corporation Method of producing low sulfur steel
DE2504946C2 (de) * 1975-02-06 1980-04-30 Kloeckner-Werke Ag, 4100 Duisburg Verfahren und Vorrichtung zum Einschmelzen von Schrott, Eisenschwamm, Pellets oder dgl
DE2507961C3 (de) * 1975-02-25 1978-07-20 Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg Verfahren zum Herstellen von Stahl aus Roheisen
US4138098A (en) * 1975-08-14 1979-02-06 Creusot-Loire Method of blowing smelting shaft furnaces and tuyeres used for said blowing
FR2349655A1 (fr) * 1976-04-28 1977-11-25 Creusot Loire Methode de protection des tuyeres de soufflage d'oxygene pur en acierie de conversion
ZA775918B (en) * 1977-01-11 1978-05-30 Nat Steel Corp The use of orgon to prepare low-carbon,low-nitrogen steels in the basic oxygen process
US4208206A (en) * 1977-03-31 1980-06-17 Union Carbide Corporation Method for producing improved metal castings by pneumatically refining the melt
BR7801963A (pt) * 1977-03-31 1978-10-24 Union Carbide Corp Processo para a producao de pecas fundidas de metal como produto final,tendo qualidade de superficie e qualidade interna aperfeicoadas
US4198230A (en) * 1977-05-04 1980-04-15 Eisenwerk-Gesellschaft Maximilianshutte Mbh Steelmaking process
US4123259A (en) * 1977-05-20 1978-10-31 Eisenwerk-Gesellschaft Maximilianshutte Mbh Method for supplying thermal energy to steel melts
DE2737832C3 (de) * 1977-08-22 1980-05-22 Fried. Krupp Huettenwerke Ag, 4630 Bochum Verwendung von im Querschnitt veränderlichen Blasdüsen zur Herstellung von rostfreien Stählen
US4139368A (en) * 1977-10-11 1979-02-13 Pennsylvania Engineering Corporation Metallurgical method
FR2414559A1 (fr) * 1978-01-17 1979-08-10 Creusot Loire Procede d'affinage des ferro-manganeses
US4174212A (en) * 1978-03-10 1979-11-13 A. Finkl & Sons Co. Method for the refining of steel
BE873920A (fr) * 1979-02-02 1979-05-29 Centre Rech Metallurgique Perfectionnements aux procede d'affinage de fonte au convertisseur
DE2825851B1 (de) * 1978-06-13 1979-12-20 Maximilianshuette Eisenwerk Vorrichtung zur Versorgung von Duesen mit gasfoermigen und/oder fluessigen Kohlenwasserstoffen
DE2845004C2 (de) * 1978-10-16 1980-12-11 Mannesmann Demag Ag, 4100 Duisburg Düsenanordnung für Stahlerzeugungsöfen, insbesondere für Stahlwerkskonverter
DE2924761A1 (de) * 1979-06-20 1981-01-22 Kloeckner Humboldt Deutz Ag Verfahren und vorrichtung zur erzeugung eines konvektiven reaktions- systems zwischen einem reaktions-medium und einem schmelzbad
FR2473064A1 (fr) * 1980-01-02 1981-07-10 Siderurgie Fse Inst Rech Procede de brassage pneumatique d'un bain de metal en fusion
EP0045658A1 (en) * 1980-08-06 1982-02-10 British Steel Corporation Gas inlet orifice monitoring
JPS5873732A (ja) * 1981-10-26 1983-05-04 Nippon Steel Corp 金属の精錬方法
JPS58147509A (ja) * 1982-02-26 1983-09-02 Kawasaki Steel Corp ステンレス鋼の溶製方法
US4436287A (en) * 1982-07-12 1984-03-13 Kawasaki Steel Corporation Method for protecting tuyeres for refining a molten iron
US4780133A (en) * 1986-11-10 1988-10-25 Lazcano Navarro Arturo Process to improve the refining of liquid metals by natural gas injection
CA2113174A1 (en) * 1991-07-29 1993-02-18 Casey E. Mcgeever Method and system for oxidation in a molten bath
AU653294B2 (en) * 1992-08-26 1994-09-22 Nippon Steel Corporation Process for vacuum degassing molten steel
DE69427692T2 (de) * 1993-04-06 2002-05-02 Ausmelt Ltd Schmelzen von kohlenstoffhaltigem material
GB9307606D0 (en) * 1993-04-13 1993-06-02 Sanderson Kayser Limited Improvements relating to reaction chambers
EP0625685B1 (en) * 1993-05-17 1999-07-21 DANIELI & C. OFFICINE MECCANICHE S.p.A. Electric arc furnace with alternative sources of energy and operating method for such electric furnace
US5431709A (en) * 1993-09-21 1995-07-11 Gas Research Institute Accretion controlling tuyere
US5615626A (en) * 1994-10-05 1997-04-01 Ausmelt Limited Processing of municipal and other wastes
CA2273393A1 (en) * 1999-05-31 2000-11-30 Mcmaster University Ladle for enhanced steel vacuum decarburization
US6923843B1 (en) 2001-11-13 2005-08-02 Nupro Corporation Method for oxygen injection in metallurgical process requiring variable oxygen feed rate

Also Published As

Publication number Publication date
FR2002577B1 (xx) 1973-11-16
DD122105A5 (xx) 1976-09-12
DD160233A8 (de) 1983-05-18
US3706549A (en) 1972-12-19
AT315216B (de) 1974-05-10
SE355197B (xx) 1973-04-09
BE728859A (xx) 1969-08-01
FR2002577A1 (fr) 1969-10-17
NL6902839A (xx) 1969-08-26
LU58073A1 (xx) 1969-06-03
NL155051B (nl) 1977-11-15
GB1253581A (en) 1971-11-17

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