BR9202248A - Instalacao de forno de arco voltaico-corrente continua - Google Patents

Instalacao de forno de arco voltaico-corrente continua

Info

Publication number
BR9202248A
BR9202248A BR929202248A BR9202248A BR9202248A BR 9202248 A BR9202248 A BR 9202248A BR 929202248 A BR929202248 A BR 929202248A BR 9202248 A BR9202248 A BR 9202248A BR 9202248 A BR9202248 A BR 9202248A
Authority
BR
Brazil
Prior art keywords
furnace
arc
current
installation
continuous voltage
Prior art date
Application number
BR929202248A
Other languages
English (en)
Inventor
Sven-Einar Stenkvist
Original Assignee
Asea Brown Boveri
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 Asea Brown Boveri filed Critical Asea Brown Boveri
Publication of BR9202248A publication Critical patent/BR9202248A/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
    • 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
    • H05B7/11—Arrangements for conducting current to the electrode terminals
    • 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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Details (AREA)
  • Discharge Heating (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Ceramic Products (AREA)
BR929202248A 1991-06-14 1992-06-15 Instalacao de forno de arco voltaico-corrente continua BR9202248A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1782/91A CH682280A5 (pt) 1991-06-14 1991-06-14

Publications (1)

Publication Number Publication Date
BR9202248A true BR9202248A (pt) 1993-02-02

Family

ID=4218483

Family Applications (1)

Application Number Title Priority Date Filing Date
BR929202248A BR9202248A (pt) 1991-06-14 1992-06-15 Instalacao de forno de arco voltaico-corrente continua

Country Status (16)

Country Link
US (1) US5274663A (pt)
EP (1) EP0518070B1 (pt)
JP (1) JPH0773078B2 (pt)
KR (1) KR100255406B1 (pt)
CN (1) CN1054255C (pt)
AT (1) ATE125415T1 (pt)
AU (1) AU651893B2 (pt)
BR (1) BR9202248A (pt)
CA (1) CA2070951A1 (pt)
CH (1) CH682280A5 (pt)
DE (1) DE59202916D1 (pt)
ES (1) ES2076607T3 (pt)
FI (1) FI922734A (pt)
MX (1) MX9202758A (pt)
TW (1) TW213955B (pt)
ZA (1) ZA924219B (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE4446542A1 (de) * 1994-12-24 1996-06-27 Abb Management Ag Ofengefäß für einen Gleichstrom-Lichtbogenofen
JP4867990B2 (ja) 2006-04-21 2012-02-01 パナソニック株式会社 メモリカード
CN102017820A (zh) 2008-04-24 2011-04-13 日本电气株式会社 基板,表面安装部件的安装结构以及电子设备
JP4981744B2 (ja) * 2008-05-09 2012-07-25 日東電工株式会社 配線回路基板およびその製造方法
KR101009694B1 (ko) * 2008-07-24 2011-01-19 현대제철 주식회사 전기로 장치
US10215494B2 (en) 2014-11-05 2019-02-26 Daido Steel Co., Ltd. Method of operating electric arc furnace
JP6579314B2 (ja) * 2014-11-05 2019-09-25 大同特殊鋼株式会社 溶解炉
US10234206B2 (en) 2014-11-05 2019-03-19 Daido Steel Co., Ltd. Electric arc furnace

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE397686B (sv) * 1974-12-12 1977-11-14 Asea Ab Likstroemljusbagsugn med startelektrod
SE396265B (sv) * 1975-01-14 1977-09-12 Asea Ab Anordning for likstromsmatade ljusbagsugnar
SE410654B (sv) * 1978-02-28 1979-10-22 Asea Ab Likstromsljusbagsugn med minst en katodiskt ansluten elektrod och minst en bottnkontakt
SE437206B (sv) * 1981-02-26 1985-02-11 Asea Ab Likstroms-ljusbagsugn
ZA825113B (en) * 1981-08-11 1983-07-27 Ici Plc Polymer modified polyols
DE3141312A1 (de) * 1981-10-17 1983-07-07 Leybold-Heraeus GmbH, 5000 Köln Vakuumlichtbogen-schmelz- und -giessofen mit vakuumkammer und kipptiegel
FR2548508B1 (fr) * 1982-06-01 1989-06-02 Siderurgie Fse Inst Rech Four metallurgique a arc a courant continu
SE452542B (sv) * 1983-04-21 1987-11-30 Asea Ab Likstroms-ljusbagsugn
SE452690B (sv) * 1983-07-07 1987-12-07 Asea Ab Likstroms-ljusbagsugn
SE452839B (sv) * 1983-08-12 1987-12-14 Asea Ab Likstroms-ljusbagsugn
FR2602351B1 (fr) * 1986-08-01 1988-09-09 Clecim Sa Procede de stabilisation des arcs electriques dans un four de fusion de ferraille et four perfectionne pour la mise en oeuvre du procede
FR2602320B1 (fr) * 1986-08-01 1989-12-29 Clecim Sa Procede de fusion de ferraille et four electrique pour la mise en oeuvre du procede
JPH0224290U (pt) * 1988-08-04 1990-02-16
US5138630A (en) * 1989-11-06 1992-08-11 Nkk Corporation Direct current electric arc furnace
CH680086A5 (pt) * 1990-05-09 1992-06-15 Asea Brown Boveri
JPH0452599A (ja) * 1990-06-21 1992-02-20 Toshiba Corp 気体廃棄物処理装置
ATE93114T1 (de) * 1990-09-03 1993-08-15 Asea Brown Boveri Gleichstrom-lichtbogenofen.

Also Published As

Publication number Publication date
JPH0613177A (ja) 1994-01-21
KR930001753A (ko) 1993-01-16
TW213955B (pt) 1993-10-01
US5274663A (en) 1993-12-28
FI922734A0 (fi) 1992-06-12
CN1054255C (zh) 2000-07-05
DE59202916D1 (de) 1995-08-24
AU1830892A (en) 1992-12-17
FI922734A (fi) 1992-12-15
ZA924219B (en) 1993-03-31
KR100255406B1 (ko) 2000-05-01
ES2076607T3 (es) 1995-11-01
CH682280A5 (pt) 1993-08-13
EP0518070A1 (de) 1992-12-16
CA2070951A1 (en) 1992-12-15
JPH0773078B2 (ja) 1995-08-02
ATE125415T1 (de) 1995-08-15
CN1070302A (zh) 1993-03-24
EP0518070B1 (de) 1995-07-19
MX9202758A (es) 1993-01-01
AU651893B2 (en) 1994-08-04

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Legal Events

Date Code Title Description
FF Decision: intention to grant
KD Notifcation of receipt (letter patent)
FG Letter patent granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 15/06/2007