ZA771023B - Process for melting down steel from scrap in an electric furnace - Google Patents

Process for melting down steel from scrap in an electric furnace

Info

Publication number
ZA771023B
ZA771023B ZA00771023A ZA771023A ZA771023B ZA 771023 B ZA771023 B ZA 771023B ZA 00771023 A ZA00771023 A ZA 00771023A ZA 771023 A ZA771023 A ZA 771023A ZA 771023 B ZA771023 B ZA 771023B
Authority
ZA
South Africa
Prior art keywords
scrap
electric furnace
melting down
down steel
steel
Prior art date
Application number
ZA00771023A
Other languages
English (en)
Inventor
G Rath
Original Assignee
Demag Ag
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 Demag Ag filed Critical Demag Ag
Publication of ZA771023B publication Critical patent/ZA771023B/xx

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
    • 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising
    • 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
    • C21C5/527—Charging of the electric 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
    • C21C5/56—Manufacture of steel by other methods
    • C21C5/562—Manufacture of steel by other methods starting from scrap
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces
    • F27B3/10—Details, accessories or equipment, e.g. dust-collectors, specially adapted for hearth-type furnaces
    • F27B3/18—Arrangements of devices for charging
    • 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
    • F27D3/0024—Charging; Discharging; Manipulation of charge of metallic workpieces
    • 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
    • F27D3/0025—Charging or loading melting furnaces with material in the solid state
    • 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
    • F27D3/0033—Charging; Discharging; Manipulation of charge charging of particulate material
    • 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)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
ZA00771023A 1976-02-28 1977-02-21 Process for melting down steel from scrap in an electric furnace ZA771023B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762608279 DE2608279B2 (de) 1976-02-28 1976-02-28 Verfahren zum einschmelzen von stahl aus schrott im elektroofen

Publications (1)

Publication Number Publication Date
ZA771023B true ZA771023B (en) 1978-01-25

Family

ID=5971180

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00771023A ZA771023B (en) 1976-02-28 1977-02-21 Process for melting down steel from scrap in an electric furnace

Country Status (10)

Country Link
US (1) US4119454A (fr)
AT (1) AT372406B (fr)
CH (1) CH630412A5 (fr)
DE (1) DE2608279B2 (fr)
DK (1) DK72477A (fr)
GB (1) GB1567265A (fr)
IT (1) IT1075291B (fr)
PT (1) PT66211B (fr)
SE (1) SE7702080L (fr)
ZA (1) ZA771023B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT389324B (de) * 1987-01-09 1989-11-27 Inteco Int Techn Beratung Verfahren zur elektroschlacke-behandlung von metallschmelzen in einem ausgemauerten metallurgischen gefaess
FR2691240B1 (fr) * 1991-04-05 1996-02-23 Clecim Sa Four electrique de production de metal.
FR2674946B1 (fr) * 1991-04-05 1993-08-06 Clecim Sa Four electrique de production de metal.
WO1993009258A1 (fr) * 1991-10-28 1993-05-13 Elektrometallurgichesky Zavod 'elektrostal' Imeni I.F.Tevosiana Procede de coulee electrique de laitier pour former des lingots a partir d'un melange granulaire contenant du metal
DE4439397C2 (de) * 1993-12-11 1995-09-07 Daimler Benz Ag Verfahren und Elektroofen zum Erschmelzen von Stahlschrott
US5700308A (en) * 1995-01-20 1997-12-23 Massachusetts Institute Of Technology Method for enhancing reaction rates in metals refining extraction, and recycling operations involving melts containing ionic species such as slags, mattes, fluxes
US5634960A (en) * 1995-02-16 1997-06-03 Elkem A/S Scrap melting in a submerged arc furnace
US6689182B2 (en) * 2001-10-01 2004-02-10 Kobe Steel, Ltd. Method and device for producing molten iron
US6875251B2 (en) * 2002-05-15 2005-04-05 Hatch Ltd. Continuous steelmaking process
US6830605B2 (en) * 2003-03-14 2004-12-14 World Resources Company Recovery of metal values from cermet
DE102006000737A1 (de) * 2006-01-04 2007-07-05 Sms Demag Ag Vorrichtung zum Nachsetzen einer Elektrode für einen metallurgischen Ofen
WO2011013151A1 (fr) * 2009-07-30 2011-02-03 Paolo Appolonia Technologie de pointe pour la production d'alliages fer-chrome et installation connexe
CN106403581B (zh) * 2016-11-16 2019-06-07 攀枝花市仁通钒业有限公司 带密封式电弧炉填料装置
WO2023096525A1 (fr) * 2021-11-28 2023-06-01 Татьяна Михайловна ПАРПОЛИТО Four pour la production d'alliages de fer et de chrome
DE102023107510A1 (de) * 2023-03-24 2024-09-26 Salzgitter Flachstahl Gmbh Ofenanordnung für eine Stahlerzeugungsanlage, elektrisch betriebener Ofen für eine solche Ofenanordnung und Verfahren zum Zuführen von Einsatzstoffen in den Ofen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1264474A (fr) * 1959-11-19 1961-06-23 Renault Procédé de fusion à électrode consommable sous laitier et à coulée continue
US3067473A (en) * 1960-03-29 1962-12-11 Firth Sterling Inc Producing superior quality ingot metal
US3469968A (en) * 1965-10-20 1969-09-30 Allegheny Ludlum Steel Electroslag melting

Also Published As

Publication number Publication date
DE2608279B2 (de) 1978-02-16
PT66211A (fr) 1977-03-01
AT372406B (de) 1983-10-10
ATA128177A (de) 1983-02-15
SE7702080L (sv) 1977-08-29
CH630412A5 (de) 1982-06-15
DK72477A (da) 1977-08-29
GB1567265A (en) 1980-05-14
US4119454A (en) 1978-10-10
IT1075291B (it) 1985-04-22
PT66211B (fr) 1978-07-12
DE2608279A1 (de) 1977-09-08

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