GB1271486A - Process for making iron-chromium alloys - Google Patents

Process for making iron-chromium alloys

Info

Publication number
GB1271486A
GB1271486A GB05189/70A GB1518970A GB1271486A GB 1271486 A GB1271486 A GB 1271486A GB 05189/70 A GB05189/70 A GB 05189/70A GB 1518970 A GB1518970 A GB 1518970A GB 1271486 A GB1271486 A GB 1271486A
Authority
GB
United Kingdom
Prior art keywords
melt
refining
pig iron
nozzle
converter
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
GB05189/70A
Other languages
English (en)
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
Application filed by Eisenwerke Gesellschaf Maximilianshuette mbH filed Critical Eisenwerke Gesellschaf Maximilianshuette mbH
Publication of GB1271486A publication Critical patent/GB1271486A/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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10—Handling in a vacuum
    • 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
    • C21C5/005—Manufacture of stainless steel
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
GB05189/70A 1969-04-02 1970-03-31 Process for making iron-chromium alloys Expired GB1271486A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1916945A DE1916945C3 (de) 1969-04-02 1969-04-02 Anwendung des Mantelgas-Verfahrens zum Frischen von Roheisen zu Stahl

Publications (1)

Publication Number Publication Date
GB1271486A true GB1271486A (en) 1972-04-19

Family

ID=5730152

Family Applications (1)

Application Number Title Priority Date Filing Date
GB05189/70A Expired GB1271486A (en) 1969-04-02 1970-03-31 Process for making iron-chromium alloys

Country Status (4)

Country Link
US (1) US3751242A (enrdf_load_stackoverflow)
DE (1) DE1916945C3 (enrdf_load_stackoverflow)
FR (1) FR2042874A5 (enrdf_load_stackoverflow)
GB (1) GB1271486A (enrdf_load_stackoverflow)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021233A (en) * 1971-10-06 1977-05-03 Uddeholms Aktiebolag Metallurgical process
DE2239578C3 (de) * 1971-12-20 1982-07-22 Verfahrenstechnik Dr.-Ing. Kurt Baum, 4300 Essen Gassammelhaube für Konverter
US4165980A (en) * 1972-01-13 1979-08-28 Gfe Gesellschaft Fur Elektrometallurgie Mit Beschrankter Haftung Method of rapidly decarburizing ferro- alloys with oxygen
US4139370A (en) * 1972-01-13 1979-02-13 Gesellschaft Fur Elektrometallurgie Mbh Method of refining ferro-alloys
DE2243839A1 (de) * 1972-09-07 1974-03-28 Kloeckner Werke Ag Verfahren zur herstellung kohlenstoffarmer hochchromhaltiger ferritischer staehle
US3990888A (en) * 1972-10-06 1976-11-09 Uddeholms Aktiebolag Decarburization of a metal melt
FR2216362B1 (enrdf_load_stackoverflow) * 1973-02-07 1975-10-31 Creusot Loire
CA1014753A (en) * 1973-03-30 1977-08-02 Karl Brotzmann Process for lowering the iron content in nickel melts
US3891429A (en) * 1973-06-07 1975-06-24 Koppers Co Inc Method for selective decarburization of alloy steels
DE2333937C2 (de) * 1973-07-04 1975-07-17 Fried. Krupp Huettenwerke Ag, 4630 Bochum Verfahren zur Herstellung hochchromhaltiger Stähle mit niedrigstem Kohlenstoffgehalt
US4001012A (en) * 1973-11-28 1977-01-04 United States Steel Corporation Method of producing stainless steel
FR2267376B1 (enrdf_load_stackoverflow) * 1974-04-11 1977-06-24 Creusot Loire
US3985550A (en) * 1975-01-23 1976-10-12 United States Steel Corporation Method of producing low sulfur steel
FR2349655A1 (fr) * 1976-04-28 1977-11-25 Creusot Loire Methode de protection des tuyeres de soufflage d'oxygene pur en acierie de conversion
FR2364975A1 (fr) * 1976-09-20 1978-04-14 Siderurgie Fse Inst Rech Procede d'elaboration, au convertisseur, d'acier inoxydable
US4139368A (en) * 1977-10-11 1979-02-13 Pennsylvania Engineering Corporation Metallurgical method
US4168158A (en) * 1977-12-08 1979-09-18 Kawasaki Steel Corporation Method for producing alloy steels having a high chromium content and an extremely low carbon content
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
FR2448572B1 (fr) * 1979-02-09 1985-10-18 Pennsylvania Engineering Corp Procede d'obtention d'acier a basse teneur en carbone au convertisseur oxygene-argon
US4330326A (en) * 1979-08-24 1982-05-18 Eisenwerk-Gesellschaft Maximilianshutte Mbh. Method and a means for introducing close-grained carbonaceous fuels into a molten iron bath
ATE8153T1 (de) * 1980-03-05 1984-07-15 Creusot-Loire Verfahren zum gleichzeitigen und getrennten zufuehren wenigstens eines gases und eines pulverfoermigen materials mittels einer duese fuer metallurgische zwecke.
JP2850407B2 (ja) * 1989-04-18 1999-01-27 大同特殊鋼株式会社 含クロム溶鋼の精錬法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1793153A (en) * 1927-07-20 1931-02-17 Electro Metallurg Co Process of making rustless iron alloys
US2068785A (en) * 1933-11-20 1937-01-26 United States Steel Corp Method of manufacturing low carbon steel
US2093666A (en) * 1934-11-23 1937-09-21 Wacker Chemie Gmbh Process for treating iron and iron alloys
US2562813A (en) * 1948-03-11 1951-07-31 Standard Oil Dev Co Continuous ore reducing and melting operation
US2855293A (en) * 1955-03-21 1958-10-07 Air Liquide Method and apparatus for treating molten metal with oxygen
US3252790A (en) * 1956-06-27 1966-05-24 Union Carbide Corp Preparation of metals and alloys
GB882676A (en) * 1958-01-29 1961-11-15 British Oxygen Co Ltd Treatment of ferrous material
BE610265A (enrdf_load_stackoverflow) * 1960-11-18
GB985586A (en) * 1962-07-25 1965-03-10 British Oxygen Co Ltd Improvements in or relating to the treatment of molten steel
BE635868A (enrdf_load_stackoverflow) * 1962-08-07
AT237000B (de) * 1962-09-18 1964-11-25 Guszstahlwerk Witten Ag Verfahren zur Herstellung von legiertem Stahl
US3336132A (en) * 1964-03-09 1967-08-15 Crucible Steel Co America Stainless steel manufacturing process and equipment
US3323907A (en) * 1964-11-23 1967-06-06 Air Prod & Chem Production of chromium steels
DE1281465B (de) * 1965-03-19 1969-05-29 Nyby Bruk Ab Verfahren zur Entfernung unerwuenschter Begleitelemente aus Metallen und Legierungen
FR1450718A (fr) * 1965-07-12 1966-06-24 Air Liquide Perfectionnements à des procédés métallurgiques
US3594155A (en) * 1968-10-30 1971-07-20 Allegheny Ludlum Steel Method for dynamically controlling decarburization of steel

Also Published As

Publication number Publication date
FR2042874A5 (enrdf_load_stackoverflow) 1971-02-12
DE1916945C3 (de) 1980-04-17
DE1916945B2 (de) 1975-06-26
DE1916945A1 (de) 1970-11-12
US3751242A (en) 1973-08-07

Similar Documents

Publication Publication Date Title
GB1271486A (en) Process for making iron-chromium alloys
CA1092830A (en) Method for refining molten iron and steels
US3929464A (en) Desulfurization of molten ferrous metals
GB1331564A (en) Process for making chromium steels
GB2122649A (en) Production of ultra-low phosphorous steel
GB1448292A (en) Electric arc furnace and a method of treating molten metal in such a furnace
US4322244A (en) Process for feeding carbon to an iron melt in a converter
US2800631A (en) Method of carrying out melting processes
GB1401855A (en) Refinement of a metallic bath
Pehlke et al. Control of sulphur in liquid iron and steel
SU1170974A3 (ru) Способ обезуглероживани хромистого чугуна
GB1403058A (en) Refining of low phosphorus pig irons
US3832161A (en) Method of blowing-in through blast pipes submerged in a metallic bath
US3856510A (en) Pig iron refining process
JPS58130208A (ja) 溶銑予備処理法
US3749567A (en) Process for reducing iron oxide fume formation during refining of steel
GB1343364A (en) Process for accelerating metallurgical reactions and apparatus for performing the process
EP0087328B1 (en) Process to produce low hydrogen steel by argon-oxygen decarburization
US4292073A (en) Steel making process
US2815275A (en) Method for refining pig iron
US3807989A (en) Refining hematite pig iron
US3374088A (en) Method for producing low silicon ferromanganese alloys
US3236637A (en) Process of continuously converting molten crude iron into steel
GB1503496A (en) Production of chromium steel
JPS57158316A (en) Production of al-containing steel