ZA200510205B - Electric reducing furnace - Google Patents

Electric reducing furnace Download PDF

Info

Publication number
ZA200510205B
ZA200510205B ZA200510205A ZA200510205A ZA200510205B ZA 200510205 B ZA200510205 B ZA 200510205B ZA 200510205 A ZA200510205 A ZA 200510205A ZA 200510205 A ZA200510205 A ZA 200510205A ZA 200510205 B ZA200510205 B ZA 200510205B
Authority
ZA
South Africa
Prior art keywords
furnace
electric arc
fact
charge
accordance
Prior art date
Application number
ZA200510205A
Other languages
English (en)
Inventor
Juergen Kunze
Original Assignee
Sms 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 Sms Demag Ag filed Critical Sms Demag Ag
Publication of ZA200510205B publication Critical patent/ZA200510205B/en

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
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/18—Arrangements of devices for charging
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/10—Making pig-iron other than in blast furnaces in electric furnaces
    • 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
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B15/00—Obtaining copper
    • C22B15/0026—Pyrometallurgy
    • C22B15/0054—Slag, slime, speiss, or dross treating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • C22B4/08—Apparatus
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/04—Working-up slag
    • 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
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
    • 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
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
    • 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
    • F27D3/10—Charging directly from hoppers or shoots
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • 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)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Furnace Details (AREA)
  • Manufacture Of Iron (AREA)
  • Discharge Heating (AREA)
ZA200510205A 2003-07-31 2005-12-14 Electric reducing furnace ZA200510205B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10335847A DE10335847A1 (de) 2003-07-31 2003-07-31 Elektroreduktionsofen

Publications (1)

Publication Number Publication Date
ZA200510205B true ZA200510205B (en) 2006-10-25

Family

ID=34072058

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200510205A ZA200510205B (en) 2003-07-31 2005-12-14 Electric reducing furnace

Country Status (12)

Country Link
EP (1) EP1658467B1 (zh)
CN (1) CN100537784C (zh)
AT (1) ATE377740T1 (zh)
AU (1) AU2004269087B2 (zh)
BR (1) BRPI0413109A (zh)
CA (1) CA2534623C (zh)
CL (1) CL2004001844A1 (zh)
DE (2) DE10335847A1 (zh)
ES (1) ES2293277T3 (zh)
MX (1) MXPA06001136A (zh)
WO (1) WO2005022062A1 (zh)
ZA (1) ZA200510205B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8016912B2 (en) 2007-09-14 2011-09-13 Barrick Gold Corporation Process for recovering platinum group metals using reductants

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1396815B1 (it) * 2009-12-04 2012-12-14 Danieli Off Mecc Dispositivo e procedimento per alimentare materiale metallico in un impianto di fusione
US9238846B2 (en) 2012-06-27 2016-01-19 Nippon Steel & Sumitomo Metal Corporation Reduction processing apparatus for steel-making slag and reduction processing system for steel-making slag
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
RU2677550C2 (ru) * 2017-05-29 2019-01-17 федеральное государственное бюджетное образовательное учреждение высшего образования "Воронежский государственный университет" (ФГБОУ ВО "ВГУ") Способ использования строительных отходов в качестве компонента шлакообразующих смесей

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4836732A (en) * 1986-05-29 1989-06-06 Intersteel Technology, Inc. Method and apparatus for continuously charging a steelmaking furnace
AT401527B (de) * 1991-12-20 1996-09-25 Voest Alpine Ind Anlagen Verfahren zum einschmelzen von schrott, sowie vorrichtung zur durchführung dieses verfahrens
JPH07190629A (ja) * 1993-04-15 1995-07-28 Ishikawajima Harima Heavy Ind Co Ltd スクラップ原料予熱装入装置
JP2861794B2 (ja) * 1994-03-18 1999-02-24 日本鋼管株式会社 原材料予熱槽を備えた溶解炉
MXPA01012898A (es) * 1999-06-23 2002-07-30 Sms Demag Ag Metodo para recuperar cromo metalico a partir de escoria que contiene oxido de cromo.
EP1432837B1 (fr) * 2001-09-28 2008-01-09 Jean Davene Prefabrication integree d'elements en beton arme incluant la production de ronds a beton et la valorisation du laitier produit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8016912B2 (en) 2007-09-14 2011-09-13 Barrick Gold Corporation Process for recovering platinum group metals using reductants

Also Published As

Publication number Publication date
CN1829891A (zh) 2006-09-06
AU2004269087A1 (en) 2005-03-10
WO2005022062A1 (de) 2005-03-10
CN100537784C (zh) 2009-09-09
AU2004269087B2 (en) 2010-05-20
ES2293277T3 (es) 2008-03-16
DE502004005447D1 (de) 2007-12-20
EP1658467B1 (de) 2007-11-07
CA2534623A1 (en) 2005-03-10
MXPA06001136A (es) 2006-04-24
DE10335847A1 (de) 2005-02-17
CL2004001844A1 (es) 2005-05-20
EP1658467A1 (de) 2006-05-24
BRPI0413109A (pt) 2006-10-03
CA2534623C (en) 2011-11-15
ATE377740T1 (de) 2007-11-15

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