ATE194702T1 - Verfahren zur herstellung von geschmolzenem stahl aus kohlenstoffenreichem eisenhaltigen material - Google Patents

Verfahren zur herstellung von geschmolzenem stahl aus kohlenstoffenreichem eisenhaltigen material

Info

Publication number
ATE194702T1
ATE194702T1 AT94470015T AT94470015T ATE194702T1 AT E194702 T1 ATE194702 T1 AT E194702T1 AT 94470015 T AT94470015 T AT 94470015T AT 94470015 T AT94470015 T AT 94470015T AT E194702 T1 ATE194702 T1 AT E194702T1
Authority
AT
Austria
Prior art keywords
carried out
liquid metal
carbide
vessel
molten steel
Prior art date
Application number
AT94470015T
Other languages
English (en)
Inventor
Lassat De Pressigny Yann De
Henri Gaye
Jean-Luc Roth
Yves Zbaczyniak
Christian Gatellier
Claude Grisvard
Raoul Roth
Original Assignee
Lorraine Laminage
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 Lorraine Laminage filed Critical Lorraine Laminage
Application granted granted Critical
Publication of ATE194702T1 publication Critical patent/ATE194702T1/de

Links

Classifications

    • 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
    • F27B3/04—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces of multiple-hearth type; of multiple-chamber type; Combinations of hearth-type 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
    • 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
    • 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
    • C21C5/5294—General arrangement or layout of the electric melt shop
    • 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
    • C21C2007/0093—Duplex process; Two stage processes
    • 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
    • C21C5/5252—Manufacture of steel in electric furnaces in an electrically heated multi-chamber furnace, a combination of electric furnaces or an electric furnace arranged for associated working with a non electric furnace
    • 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)
  • Manufacture Of Iron (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
AT94470015T 1993-05-27 1994-05-20 Verfahren zur herstellung von geschmolzenem stahl aus kohlenstoffenreichem eisenhaltigen material ATE194702T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9306622A FR2705767B1 (fr) 1993-05-27 1993-05-27 Procédé et installation de production d'acier liquide à partir de matières ferreuses riches en matières carbonées.

Publications (1)

Publication Number Publication Date
ATE194702T1 true ATE194702T1 (de) 2000-07-15

Family

ID=9447700

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94470015T ATE194702T1 (de) 1993-05-27 1994-05-20 Verfahren zur herstellung von geschmolzenem stahl aus kohlenstoffenreichem eisenhaltigen material

Country Status (6)

Country Link
US (1) US5562753A (de)
EP (1) EP0626547B1 (de)
AT (1) ATE194702T1 (de)
DE (1) DE69425190T2 (de)
ES (1) ES2149856T3 (de)
FR (1) FR2705767B1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4445209C2 (de) * 1994-12-17 1999-01-21 Schloemann Siemag Ag Verfahren und Vorrichtung zum Betreiben eines Doppelgefäß-Lichtbogenofens
RU2094478C1 (ru) * 1995-02-13 1997-10-27 Акционерное общество закрытого типа "Интермет-Сервис и К" Композиционная шихта для металлургического передела
RU2092573C1 (ru) * 1995-05-26 1997-10-10 Акционерное общество закрытого типа "Интермет-Сервис и Компания" Шихтовая заготовка для металлургического передела
FR2787468B1 (fr) * 1998-12-18 2001-12-07 Lorraine Laminage Procede de denitruration de l'acier en fusion en cours d'elaboration
CN111500819B (zh) * 2020-03-26 2022-07-08 江苏嘉明碳素新材料有限公司 一种使用低品质增碳剂原料生产优质增碳剂的加工方法
CN112094977B (zh) * 2020-08-26 2021-07-02 北京科技大学 一种双炉体电-转炉高效冶炼的工艺和系统
CN114015831B (zh) * 2021-10-22 2022-09-06 张家港宏昌钢板有限公司 一种提高电炉高碳钢终点碳的冶炼方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU34613A1 (de) * 1955-08-31
FR1601438A (de) * 1968-10-17 1970-08-24
SE449373B (sv) * 1977-07-01 1987-04-27 Dso Cherna Metalurgia Sett och anordning for raffinering av jernbaserade smeltor i elektrisk reaktionsugn
DE2841697A1 (de) * 1978-09-25 1980-04-10 Mannesmann Ag Verfahren zur herstellung von stahl aus eisenschwamm in elektrischen oefen
DE3232139A1 (de) * 1982-08-26 1984-03-08 Mannesmann AG, 4000 Düsseldorf Stahlschmelzanlage mit zwei ofengefaessen
AT382639B (de) * 1985-04-26 1987-03-25 Voest Alpine Ag Verfahren zur herstellung von stahl aus eisenschwamm sowie anlage zur durchfuehrung des verfahrens

Also Published As

Publication number Publication date
EP0626547B1 (de) 2000-07-12
EP0626547A1 (de) 1994-11-30
DE69425190D1 (de) 2000-08-17
ES2149856T3 (es) 2000-11-16
US5562753A (en) 1996-10-08
FR2705767A1 (fr) 1994-12-02
DE69425190T2 (de) 2001-03-22
FR2705767B1 (fr) 1995-07-21

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Legal Events

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