BR8601898A - Processo para a operacao de um forno de arco voltaico de corrente continua e conjunto para a concretizacao do processo - Google Patents

Processo para a operacao de um forno de arco voltaico de corrente continua e conjunto para a concretizacao do processo

Info

Publication number
BR8601898A
BR8601898A BR8601898A BR8601898A BR8601898A BR 8601898 A BR8601898 A BR 8601898A BR 8601898 A BR8601898 A BR 8601898A BR 8601898 A BR8601898 A BR 8601898A BR 8601898 A BR8601898 A BR 8601898A
Authority
BR
Brazil
Prior art keywords
bottom electrode
during
procedure
current voltage
continuous current
Prior art date
Application number
BR8601898A
Other languages
English (en)
Portuguese (pt)
Inventor
Manfred Schubert
Original Assignee
Gutehoffnungshuette Man
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 Gutehoffnungshuette Man filed Critical Gutehoffnungshuette Man
Publication of BR8601898A publication Critical patent/BR8601898A/pt

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
    • C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
    • 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
    • H05B7/06—Electrodes
    • 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
    • H05B7/12—Arrangements for cooling, sealing or protecting 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
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Furnace Details (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Discharge Heating (AREA)
  • Toys (AREA)
  • Massaging Devices (AREA)
  • Rehabilitation Tools (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
BR8601898A 1985-04-29 1986-04-28 Processo para a operacao de um forno de arco voltaico de corrente continua e conjunto para a concretizacao do processo BR8601898A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853515438 DE3515438A1 (de) 1985-04-29 1985-04-29 Verfahren zum betrieb eines gleichstrom-lichtbogenofens, und einrichtung zur durchfuehrung des verfahrens

Publications (1)

Publication Number Publication Date
BR8601898A true BR8601898A (pt) 1986-12-30

Family

ID=6269409

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8601898A BR8601898A (pt) 1985-04-29 1986-04-28 Processo para a operacao de um forno de arco voltaico de corrente continua e conjunto para a concretizacao do processo

Country Status (10)

Country Link
US (1) US4730337A (enExample)
EP (1) EP0203301B1 (enExample)
JP (1) JPS61268977A (enExample)
AT (1) ATE55036T1 (enExample)
BR (1) BR8601898A (enExample)
DE (2) DE3515438A1 (enExample)
ES (1) ES8704304A1 (enExample)
MX (1) MX167696B (enExample)
NO (1) NO167840C (enExample)
ZA (1) ZA863092B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0257890A (ja) * 1988-08-19 1990-02-27 Nkk Corp 直流アーク炉炉底電極の冷却ファンの運転制御方法
FR2652890B1 (fr) * 1989-10-11 1995-01-20 Siderurgie Fse Inst Rech Dispositif de connexion electrique destine a etre place en paroi d'un recipient metallurgique au contact d'un metal en fusion.
US5142650A (en) * 1989-11-14 1992-08-25 Asahi Glass Company Ltd. Bottom electrode for a direct current arc furnace
DE4026897C2 (de) * 1990-08-23 1994-05-05 Mannesmann Ag Metallische Bodenelektrode für metallurgische Gefäße
KR100245481B1 (ko) * 1991-03-05 2000-03-02 간지 도미타 직류 아크로의 로바닥의 구조
DE4222854C2 (de) * 1992-07-11 1995-08-31 Gutehoffnungshuette Man Bodenelektrode für Gleichstrom-Lichtbogenöfen
FR2697398B1 (fr) * 1992-10-27 1994-12-16 Pechiney Electrometallurgie Plaques de contact à faibles pertes thermiques pour four à arc électrique.
JPH06174382A (ja) * 1992-12-07 1994-06-24 Nkk Corp 直流アーク炉
US6137822A (en) * 1998-02-27 2000-10-24 Nkk Steel Engineering, Inc. Direct current arc furnace and a method for melting or heating raw material or molten material
AU2003289901A1 (en) * 2002-12-03 2004-06-23 Schott Ag Method and device for heating melts
US8693519B2 (en) * 2008-11-17 2014-04-08 SMS Siemag, LLC Sensor system for bottom electrodes of an electric arc furnace
AP2012006113A0 (en) * 2009-08-14 2012-02-29 Allied Furnace Consultants Pty Ltd DC furnace electrode.
US20170328792A1 (en) * 2014-11-27 2017-11-16 Danieli & C. Officine Meccaniche S.P.A. Direct current electric arc furnace for metallurgical plant

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE219575C (enExample) *
DE232074C (enExample) * 1900-01-01
US4137422A (en) * 1977-04-19 1979-01-30 Barbashin Oleg A Airtight metal melting furnace
DE3106741C2 (de) * 1981-02-24 1983-06-16 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Kontaktelektroden-Anordnung für Lichtbogen- oder Widerstandsschmelzofen
EP0133931B1 (de) * 1983-07-28 1987-01-07 BBC Brown Boveri AG Kühlanordnung einer Bodenelektrode für einen Gleichstromlichtbogenofen
CH664059A5 (de) * 1983-07-28 1988-01-29 Bbc Brown Boveri & Cie Elektrischer ofen, insbesondere gleichstromlichtbogenofen.
DE3339514A1 (de) * 1983-10-28 1985-05-09 Mannesmann AG, 4000 Düsseldorf Elektrodenanordnung in warmgaengigen gefaessen
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
US4601041A (en) * 1984-05-04 1986-07-15 Mannesmann Aktiengesellschaft Electrode mounting in DC arc furnace vessels

Also Published As

Publication number Publication date
ATE55036T1 (de) 1990-08-15
JPS61268977A (ja) 1986-11-28
NO167840C (no) 1991-12-11
US4730337A (en) 1988-03-08
ZA863092B (en) 1986-12-30
EP0203301A1 (de) 1986-12-03
NO167840B (no) 1991-09-02
DE3672897D1 (de) 1990-08-30
ES8704304A1 (es) 1987-04-01
DE3515438A1 (de) 1986-10-30
ES554250A0 (es) 1987-04-01
MX167696B (es) 1993-04-06
DE3515438C2 (enExample) 1991-05-23
NO861660L (no) 1986-10-30
JPH0255707B2 (enExample) 1990-11-28
EP0203301B1 (de) 1990-07-25

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Legal Events

Date Code Title Description
TC Change of name
PC Transfer

Free format text: SMS SCHLOEMANN-SIEMAG AKTIENGESELLSCHAFT (DE)

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 28/04/2001