CA1081968A - Method for melting steel - Google Patents

Method for melting steel

Info

Publication number
CA1081968A
CA1081968A CA223,556A CA223556A CA1081968A CA 1081968 A CA1081968 A CA 1081968A CA 223556 A CA223556 A CA 223556A CA 1081968 A CA1081968 A CA 1081968A
Authority
CA
Canada
Prior art keywords
furnace
slag
electrodes
vessel
steel
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
CA223,556A
Other languages
English (en)
French (fr)
Inventor
Haye Roth
Gero Rath
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.)
Mannesmann Demag AG
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
Application granted granted Critical
Publication of CA1081968A publication Critical patent/CA1081968A/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
    • C21C5/52—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
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
    • 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
    • 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; Tank furnaces
    • F27B3/02—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces of single-chamber fixed-hearth type
    • 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; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • 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; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • 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)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
CA223,556A 1974-04-02 1975-04-01 Method for melting steel Expired CA1081968A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2415967A DE2415967A1 (de) 1974-04-02 1974-04-02 Verfahren zum erschmelzen von stahl
DEP2415967.9 1974-04-02

Publications (1)

Publication Number Publication Date
CA1081968A true CA1081968A (en) 1980-07-22

Family

ID=5911947

Family Applications (1)

Application Number Title Priority Date Filing Date
CA223,556A Expired CA1081968A (en) 1974-04-02 1975-04-01 Method for melting steel

Country Status (9)

Country Link
JP (1) JPS50134912A (US20020128544A1-20020912-P00008.png)
CA (1) CA1081968A (US20020128544A1-20020912-P00008.png)
DE (1) DE2415967A1 (US20020128544A1-20020912-P00008.png)
ES (1) ES436098A1 (US20020128544A1-20020912-P00008.png)
FR (1) FR2265864B3 (US20020128544A1-20020912-P00008.png)
GB (1) GB1502992A (US20020128544A1-20020912-P00008.png)
IT (1) IT1034650B (US20020128544A1-20020912-P00008.png)
NO (1) NO751095L (US20020128544A1-20020912-P00008.png)
ZA (1) ZA752046B (US20020128544A1-20020912-P00008.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2608320C2 (de) * 1976-02-28 1978-12-07 Demag Ag Verfahren zum kontinuierlichen erschmelzen von stahl mit hohem reinheitsgrad
ZA935072B (en) * 1992-08-11 1994-02-07 Mintek The production of high titania slag from ilmenite
WO2002070760A1 (en) * 2001-03-05 2002-09-12 Anglo Operations Limited A furnace and a method of controlling a furnace
US6689182B2 (en) 2001-10-01 2004-02-10 Kobe Steel, Ltd. Method and device for producing molten iron
JP5166805B2 (ja) 2007-09-19 2013-03-21 株式会社神戸製鋼所 アーク加熱による溶鉄製造方法

Also Published As

Publication number Publication date
FR2265864A1 (US20020128544A1-20020912-P00008.png) 1975-10-24
FR2265864B3 (US20020128544A1-20020912-P00008.png) 1977-12-16
IT1034650B (it) 1979-10-10
ZA752046B (en) 1976-03-31
DE2415967A1 (de) 1975-10-09
JPS50134912A (US20020128544A1-20020912-P00008.png) 1975-10-25
ES436098A1 (es) 1977-01-01
NO751095L (US20020128544A1-20020912-P00008.png) 1975-10-03
GB1502992A (en) 1978-03-08

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Legal Events

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