ZA943221B - Process for the melting of scrap iron in an electric furnace and installation to apply the process - Google Patents

Process for the melting of scrap iron in an electric furnace and installation to apply the process

Info

Publication number
ZA943221B
ZA943221B ZA943221A ZA943221A ZA943221B ZA 943221 B ZA943221 B ZA 943221B ZA 943221 A ZA943221 A ZA 943221A ZA 943221 A ZA943221 A ZA 943221A ZA 943221 B ZA943221 B ZA 943221B
Authority
ZA
South Africa
Prior art keywords
melting
apply
installation
electric furnace
scrap iron
Prior art date
Application number
ZA943221A
Other languages
English (en)
Inventor
Guy Forestier
Original Assignee
Clecim Sa
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9447096&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA943221(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Clecim Sa filed Critical Clecim Sa
Publication of ZA943221B publication Critical patent/ZA943221B/xx

Links

Classifications

    • 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
    • H05B7/07—Electrodes designed to melt in use
    • 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
    • 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
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • 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
    • 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
    • F27D11/00—Arrangement of elements for electric heating in or on furnaces
    • F27D11/08—Heating by electric discharge, e.g. arc discharge
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Details (AREA)
ZA943221A 1993-05-13 1994-05-09 Process for the melting of scrap iron in an electric furnace and installation to apply the process ZA943221B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9305785A FR2705363B1 (fr) 1993-05-13 1993-05-13 Procédé de fusion de ferraille dans un four électrique et installation pour la mise en Óoeuvre du procédé.

Publications (1)

Publication Number Publication Date
ZA943221B true ZA943221B (en) 1995-01-18

Family

ID=9447096

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA943221A ZA943221B (en) 1993-05-13 1994-05-09 Process for the melting of scrap iron in an electric furnace and installation to apply the process

Country Status (10)

Country Link
US (1) US5590151A (de)
EP (1) EP0649477B1 (de)
KR (1) KR950702645A (de)
CN (1) CN1037011C (de)
AU (1) AU6724094A (de)
CZ (1) CZ284104B6 (de)
DE (1) DE69409749T2 (de)
FR (1) FR2705363B1 (de)
WO (1) WO1994026938A1 (de)
ZA (1) ZA943221B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5943360A (en) * 1998-04-17 1999-08-24 Fuchs Systems, Inc. Electric arc furnace that uses post combustion
KR100384635B1 (ko) * 1998-12-23 2003-08-19 주식회사 포스코 전기로에서의고속용해방법
TR200103438T2 (tr) 1999-05-31 2002-06-21 Stahlwerk Thuringen Gmbh Elektrik arklı fırında elektrod boyunun, banyo seviyesinin bulunması yöntemi
FR2799472B1 (fr) 1999-10-07 2004-07-16 Aventis Pharma Sa Preparation d'adenovirus recombinants et de banques adenovirales
ES2334870B1 (es) * 2007-10-04 2011-01-03 Consejo Superior De Investigaciones Cientificas Horno de induccion modificado para la eliminacion de residuos siderurgicos con cinc con recuperacion de sus metales.
CN101658901B (zh) * 2008-03-10 2014-10-29 王宇新 避免球铁铁液在浇注过程中发生球化衰退和降低浇注温度的处理方法及专用浇注设备
JP6705838B2 (ja) 2016-10-21 2020-06-03 Ｊｆｅスチール株式会社 電気炉用助燃バーナー

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE450857B (sv) * 1985-02-21 1987-08-03 Asea Ab Forfarande for uppbyggnad av ljusbagslikstromsugnar eller -skenkar
CN85100456A (zh) * 1985-04-01 1986-10-01 齐齐哈尔钢厂 节电高产型炼钢电弧炉
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
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
US4887277A (en) * 1988-09-22 1989-12-12 A. Finkl & Sons Co. Electric arc furnace
US5410564A (en) * 1990-03-19 1995-04-25 Kawasaki Steel Corporation Direct current electric furnace for melting metal
DE4015916A1 (de) * 1990-05-17 1991-11-21 Fuchs Technology Ag Einschmelzaggregat mit zwei nebeneinander angeordneten schmelzoefen
DE69109274T2 (de) * 1990-12-06 1995-10-19 Clecim Sa Vorrichtung zur herstellung von schmelzflüssigem metall im elektroofen.
JP3010600B2 (ja) * 1991-03-02 2000-02-21 大同特殊鋼株式会社 直流アーク溶解装置

Also Published As

Publication number Publication date
US5590151A (en) 1996-12-31
WO1994026938A1 (fr) 1994-11-24
AU6724094A (en) 1994-12-12
DE69409749T2 (de) 1998-10-01
FR2705363B1 (fr) 1995-08-11
EP0649477B1 (de) 1998-04-22
CN1109690A (zh) 1995-10-04
CN1037011C (zh) 1998-01-14
CZ284104B6 (cs) 1998-08-12
CZ8495A3 (en) 1995-08-16
DE69409749D1 (de) 1998-05-28
KR950702645A (ko) 1995-07-29
EP0649477A1 (de) 1995-04-26
FR2705363A1 (fr) 1994-11-25

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