BR9707274A - Eletrodo e elemento resfriador para um vaso metalúrgico - Google Patents

Eletrodo e elemento resfriador para um vaso metalúrgico

Info

Publication number
BR9707274A
BR9707274A BR9707274A BR9707274A BR9707274A BR 9707274 A BR9707274 A BR 9707274A BR 9707274 A BR9707274 A BR 9707274A BR 9707274 A BR9707274 A BR 9707274A BR 9707274 A BR9707274 A BR 9707274A
Authority
BR
Brazil
Prior art keywords
electrode
cooling element
metallurgical vessel
metallurgical
vessel
Prior art date
Application number
BR9707274A
Other languages
English (en)
Inventor
Volkwin Koester
Original Assignee
Volkwin Koester
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 Volkwin Koester filed Critical Volkwin Koester
Publication of BR9707274A publication Critical patent/BR9707274A/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
    • 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
    • C21C2005/5235—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace with bottom 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)
  • Chemical & Material Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Gas-Filled Discharge Tubes (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Cold Cathode And The Manufacture (AREA)
BR9707274A 1996-02-08 1997-02-05 Eletrodo e elemento resfriador para um vaso metalúrgico BR9707274A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29602191U DE29602191U1 (de) 1996-02-08 1996-02-08 Bodenelektrode
PCT/EP1997/000514 WO1997029617A1 (de) 1996-02-08 1997-02-05 Elektrode und kühlelement für ein metallurgisches gefäss

Publications (1)

Publication Number Publication Date
BR9707274A true BR9707274A (pt) 1999-04-13

Family

ID=8019186

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9707274A BR9707274A (pt) 1996-02-08 1997-02-05 Eletrodo e elemento resfriador para um vaso metalúrgico

Country Status (10)

Country Link
US (1) US6031861A (pt)
EP (1) EP0879548B1 (pt)
JP (1) JP3162081B2 (pt)
KR (1) KR100293019B1 (pt)
CN (1) CN1132507C (pt)
AU (1) AU1601097A (pt)
BR (1) BR9707274A (pt)
DE (3) DE29602191U1 (pt)
RU (1) RU2159993C2 (pt)
WO (1) WO1997029617A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1295102B1 (it) * 1997-04-21 1999-04-30 Danieli Off Mecc Sistema a forno elettrico ad arco
CN1122438C (zh) * 1999-10-12 2003-09-24 杨学实 发汗电极控制装置及控制方法
LU91142B1 (fr) * 2005-02-28 2006-08-29 Wurth Paul Sa Electric arc furnace
CN100525552C (zh) * 2006-03-10 2009-08-05 哈尔滨工业大学 用于等离子体电弧加热器的可在强电磁干扰环境下工作的气体工作介质转换装置
US7832367B2 (en) * 2007-12-05 2010-11-16 Berry Metal Company Furnace panel leak detection system
US20140086272A1 (en) * 2008-11-17 2014-03-27 Sms Demag Llc Sensor system for bottom electrodes of an electric arc furnace
US8693519B2 (en) * 2008-11-17 2014-04-08 SMS Siemag, LLC Sensor system for bottom electrodes of an electric arc furnace
IT1396945B1 (it) * 2009-12-15 2012-12-20 Danieli Off Mecc Elettrodo per forno elettrico in corrente continua
RU2748255C2 (ru) 2016-10-18 2021-05-21 ЭКОЛАБ ЮЭсЭй ИНК. Устройство для отделения воды и твердых частиц распыляемой воды в машине непрерывного литья и способ непрерывного контроля и управления коррозионным фоном
WO2023278390A1 (en) * 2021-06-28 2023-01-05 Safe Flow, Llc. Emergency cooling-water vacuum system and method
CN117870380B (zh) * 2024-03-12 2024-05-31 山东鼎晟电气科技有限公司 一种中频电炉的热交换系统

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH596526A5 (en) * 1976-07-21 1978-03-15 Nikolai Semenovich Shelepov Bottom electrode for plasma arc melting furnace
DE2637632A1 (de) * 1976-08-20 1978-02-23 Schelepov Bodenelektrode fuer schmelzoefen
FR2381987A1 (fr) * 1977-02-23 1978-09-22 Asea Ab Connexion de sole pour un four a arc alimente en courant continu
SE411685B (sv) * 1977-11-16 1980-01-28 Asea Ab Likstromsmatad ljusbagsugn
ATE25179T1 (de) * 1983-07-28 1987-02-15 Bbc Brown Boveri & Cie Schutzanordnung fuer eine bodenelektrode eines gleichstromlichtbogenofens.
DE3339514A1 (de) * 1983-10-28 1985-05-09 Mannesmann AG, 4000 Düsseldorf Elektrodenanordnung in warmgaengigen gefaessen
SE449132B (sv) * 1984-01-25 1987-04-06 Asea Ab Likstromsljusbagsugn eller skenk for vermning
SE454396B (sv) * 1984-04-16 1988-04-25 Asea Ab Sett att uppna symmetrisk vermefordelning i ett ugnsfat till en likstromsljusbagsugn samt likstromsljusbagsugn for utforande av settet
DE3543278C1 (de) * 1985-12-05 1987-07-02 Mannesmann Ag Ofengefaess eines Gleichstrom-Lichtbogenofens mit Bodenelektroden sowie zugehoerige Bodenelektrode
FR2622078B1 (fr) * 1987-10-20 1990-03-09 Siderurgie Fse Inst Rech Electrode de paroi pour four metallurgique electrique
US5100259A (en) * 1988-10-07 1992-03-31 Battelle Memorial Institute Cold cap subsidence for in situ vitrification and electrodes therefor
US4947405A (en) * 1989-05-24 1990-08-07 Daidotokushijo Kabushikikaisha DC arc furnace
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.
KR930006266B1 (ko) * 1989-10-23 1993-07-09 엔케이케이 코퍼레이션 직류 전기 아크로
US5138630A (en) * 1989-11-06 1992-08-11 Nkk Corporation Direct current electric arc furnace
JP2946619B2 (ja) * 1990-03-27 1999-09-06 大同特殊鋼株式会社 直流アーク炉の炉底電極
JPH0486480A (ja) * 1990-07-30 1992-03-19 Kawasaki Steel Corp 直流電気炉における炉底電極
DE4026897C2 (de) * 1990-08-23 1994-05-05 Mannesmann Ag Metallische Bodenelektrode für metallurgische Gefäße
DE4138724C2 (de) * 1991-11-19 1997-05-28 Mannesmann Ag Verfahren und Vorrichtung zur Instandsetzung einer Elektrode
JPH06174382A (ja) * 1992-12-07 1994-06-24 Nkk Corp 直流アーク炉
JP3424259B2 (ja) * 1993-04-15 2003-07-07 石川島播磨重工業株式会社 直流アーク炉
DE4335065C2 (de) * 1993-10-11 1996-07-11 Mannesmann Ag Bodenelektrode für ein mit Gleichstrom betriebenes metallurgisches Gefäß
FR2711233B1 (fr) * 1993-10-15 1995-12-29 Usinor Sacilor Récipient métallurgique comportant une électrode de sole.
US5673285A (en) * 1994-06-27 1997-09-30 Electro-Pyrolysis, Inc. Concentric electrode DC arc systems and their use in processing waste materials

Also Published As

Publication number Publication date
KR19990082385A (ko) 1999-11-25
WO1997029617A1 (de) 1997-08-14
CN1132507C (zh) 2003-12-24
JPH11508082A (ja) 1999-07-13
JP3162081B2 (ja) 2001-04-25
US6031861A (en) 2000-02-29
AU1601097A (en) 1997-08-28
EP0879548A1 (de) 1998-11-25
DE19780086D2 (de) 1999-07-15
RU2159993C2 (ru) 2000-11-27
CN1210659A (zh) 1999-03-10
DE29602191U1 (de) 1996-03-21
EP0879548B1 (de) 1999-04-28
KR100293019B1 (ko) 2001-09-17
DE59700150D1 (de) 1999-06-02

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Legal Events

Date Code Title Description
FF Decision: intention to grant
B25A Requested transfer of rights approved

Free format text: TECHINT COMPAGNIA TECNICA INTERNAZIONALE S.P.A (IT)

B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2258 DE 15/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 14A, 15A, 16A, 17A, 18A, 19A E 20A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2607 DE 22-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.