BG35678A1 - Method and device for treating and refining liquid alloys - Google Patents

Method and device for treating and refining liquid alloys

Info

Publication number
BG35678A1
BG35678A1 BG8154342A BG5434281A BG35678A1 BG 35678 A1 BG35678 A1 BG 35678A1 BG 8154342 A BG8154342 A BG 8154342A BG 5434281 A BG5434281 A BG 5434281A BG 35678 A1 BG35678 A1 BG 35678A1
Authority
BG
Bulgaria
Prior art keywords
treating
refining liquid
liquid alloys
alloys
refining
Prior art date
Application number
BG8154342A
Other languages
English (en)
Inventor
Savov
Bakalov
Vlchev
Drakalijjski
Peev
Bagarov
Krstenjakov
Milenkov
Stoilov
Ivanov
Karakolev
Original Assignee
Savov
Bakalov
Vlchev
Drakalijjski
Peev
Bagarov
Krstenjakov
Milenkov
Stoilov
Ivanov
Karakolev
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 Savov, Bakalov, Vlchev, Drakalijjski, Peev, Bagarov, Krstenjakov, Milenkov, Stoilov, Ivanov, Karakolev filed Critical Savov
Priority to BG8154342A priority Critical patent/BG35678A1/xx
Priority to DE3232551A priority patent/DE3232551C2/de
Priority to SE8206682A priority patent/SE459122B/sv
Priority to GB08233969A priority patent/GB2112022B/en
Priority to ES517815A priority patent/ES517815A0/es
Priority to US06/445,433 priority patent/US4462878A/en
Priority to CA000416688A priority patent/CA1213849A/en
Priority to FR8220141A priority patent/FR2517328B1/fr
Publication of BG35678A1 publication Critical patent/BG35678A1/xx

Links

Classifications

    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/18—Electroslag remelting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • 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
    • C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc 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
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/144—Power supplies specially adapted for heating by electric discharge; Automatic control of power, e.g. by positioning of electrodes
    • 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
    • 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
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)
BG8154342A 1981-12-01 1981-12-01 Method and device for treating and refining liquid alloys BG35678A1 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BG8154342A BG35678A1 (en) 1981-12-01 1981-12-01 Method and device for treating and refining liquid alloys
DE3232551A DE3232551C2 (de) 1981-12-01 1982-09-01 Vorrichtung zum Behandeln und Raffinieren von flüssigen Metallegierungen
SE8206682A SE459122B (sv) 1981-12-01 1982-11-24 Anordning foer behandling och raffinering av smaelta metallegeringar medelst likstroemsljusbaagsupphettning
GB08233969A GB2112022B (en) 1981-12-01 1982-11-29 Method and device for treating and refining liquid metal alloys by direct current electric arc heating
ES517815A ES517815A0 (es) 1981-12-01 1982-11-30 Procedimiento y dispositivo para el tratamiento y refinado de aleaciones metalicas liquidas, mediante arco voltaico de corriente continua.
US06/445,433 US4462878A (en) 1981-12-01 1982-11-30 Method of treating and refining liquid metal alloys by direct current electric arc heating
CA000416688A CA1213849A (en) 1981-12-01 1982-11-30 Method and device for treating and refining liquid metal alloys by direct current electric arc heating
FR8220141A FR2517328B1 (fr) 1981-12-01 1982-12-01 Procede et dispositif pour le traitement et l'affinage d'alliages metalliques liquides par chauffage a l'arc electrique a courant continu

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BG8154342A BG35678A1 (en) 1981-12-01 1981-12-01 Method and device for treating and refining liquid alloys

Publications (1)

Publication Number Publication Date
BG35678A1 true BG35678A1 (en) 1984-06-15

Family

ID=3909926

Family Applications (1)

Application Number Title Priority Date Filing Date
BG8154342A BG35678A1 (en) 1981-12-01 1981-12-01 Method and device for treating and refining liquid alloys

Country Status (8)

Country Link
US (1) US4462878A (sv)
BG (1) BG35678A1 (sv)
CA (1) CA1213849A (sv)
DE (1) DE3232551C2 (sv)
ES (1) ES517815A0 (sv)
FR (1) FR2517328B1 (sv)
GB (1) GB2112022B (sv)
SE (1) SE459122B (sv)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3406760A1 (de) * 1984-02-24 1985-09-05 C. Conradty Nürnberg GmbH & Co KG, 8505 Röthenbach Verfahren und vorrichtung zum schmelzen und erhitzen von werkstoffen
DE3419681A1 (de) * 1984-05-24 1985-11-28 Mannesmann AG, 4000 Düsseldorf Gleichstrom-lichtbogen-heizvorrichtung
DE3424510A1 (de) * 1984-07-04 1986-01-09 Krupp Stahl Ag, 4630 Bochum Vorrichtung und verfahren zur metallurgischen nachbehandlung von vorgeschmolzenen metallen
US4694464A (en) * 1986-07-30 1987-09-15 Plasma Energy Corporation Plasma arc heating apparatus and method
AT389324B (de) * 1987-01-09 1989-11-27 Inteco Int Techn Beratung Verfahren zur elektroschlacke-behandlung von metallschmelzen in einem ausgemauerten metallurgischen gefaess
EP0280765B1 (de) * 1987-03-03 1991-12-27 Inteco Internationale Technische Beratung Gesellschaft mbH Verfahren und Vorrichtung zur Herstellung von Gusskörpern aus druckbehandelten Schmelzen aus Stahllegierungen
DE3817381A1 (de) * 1988-05-18 1989-11-30 Mannesmann Ag Verschleissarme elektrode in gleichstromlichtbogenofen
JPH077102B2 (ja) * 1988-10-21 1995-01-30 動力炉・核燃料開発事業団 廃棄物処理用溶融炉及びその加熱方法
US5312525A (en) * 1993-01-06 1994-05-17 Massachusetts Institute Of Technology Method for refining molten metals and recovering metals from slags
IT1289001B1 (it) * 1996-10-14 1998-09-25 Danieli Off Mecc Sistema per l'agitazione elettromagnetica del metallo liquido in forni elettrici ad arco a corrente continua
WO2009028924A1 (es) * 2007-08-29 2009-03-05 Jack Victor Nyrup Aguilar Compuesto ionizante estabilizador del arco eléctrico
US20190113282A1 (en) * 2017-10-12 2019-04-18 Porvair Plc Permeable Bottom Crucible
JP7377633B2 (ja) * 2019-06-21 2023-11-10 三菱重工業株式会社 電解製錬炉
EP4058613A4 (en) * 2019-11-15 2023-04-26 Masercata Oy DIRECT CURRENT ELECTRIC ARC FURNACE
US11260590B1 (en) * 2020-12-30 2022-03-01 Kilncore Inc. Flow control of molten material and gas extraction via electrolysis
CN113564359A (zh) * 2021-07-27 2021-10-29 中冶东方工程技术有限公司 一种锰硅合金冶炼装置和方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3203883A (en) * 1961-07-01 1965-08-31 Rcsearch Inst For Iron Steel A Method of refining molten metals by electrolyzing molten slag under arc discharge
US3501289A (en) * 1965-06-09 1970-03-17 Finkl & Sons Co Method and apparatus for adding heat to molten metal under vacuum
AT289874B (de) * 1967-08-07 1971-05-10 Boehler & Co Ag Geb Verfahren zur Herstellung von Gußblöcken aus hochschmelzenden Metallen, insbesondere Stahl, durch Elektroschlackeumschmelzen und Vorrichtung zur Durchführung desselben
CH491203A (de) * 1968-01-15 1970-05-31 Heinrich Dr Ing Ch Feichtinger Verfahren und Vorrichtung zur Behandlung, insbesondere Reinigung, von Metallschmelzen
FR2265866B1 (sv) * 1974-03-27 1976-12-17 Siderurgie Fse Inst Rech
SE449373B (sv) * 1977-07-01 1987-04-27 Dso Cherna Metalurgia Sett och anordning for raffinering av jernbaserade smeltor i elektrisk reaktionsugn
FR2396087A1 (fr) * 1977-09-02 1979-01-26 Tscherna Metalurgia Procede et dispositif pour le raffinage de masses fondues a base de fer

Also Published As

Publication number Publication date
SE459122B (sv) 1989-06-05
GB2112022B (en) 1986-03-19
US4462878A (en) 1984-07-31
SE8206682L (sv) 1983-06-02
DE3232551C2 (de) 1986-10-23
GB2112022A (en) 1983-07-13
CA1213849A (en) 1986-11-12
ES8404422A1 (es) 1984-05-01
DE3232551A1 (de) 1983-06-09
SE8206682D0 (sv) 1982-11-24
ES517815A0 (es) 1984-05-01
FR2517328A1 (fr) 1983-06-03
FR2517328B1 (fr) 1985-07-19

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