IN139944B - - Google Patents

Info

Publication number
IN139944B
IN139944B IN1847/CAL/73A IN1847CA1973A IN139944B IN 139944 B IN139944 B IN 139944B IN 1847CA1973 A IN1847CA1973 A IN 1847CA1973A IN 139944 B IN139944 B IN 139944B
Authority
IN
India
Application number
IN1847/CAL/73A
Inventor
A Valchev
E Ninov
V Peev
Y Ktestenyakov
V Velev
G Visokomogilski
Original Assignee
Nipkti Cherna Metalurgia
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 Nipkti Cherna Metalurgia filed Critical Nipkti Cherna Metalurgia
Publication of IN139944B publication Critical patent/IN139944B/en

Links

Classifications

    • 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
    • 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
    • H05B7/005—Electrical diagrams
    • 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)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Discharge Heating (AREA)
IN1847/CAL/73A 1972-08-29 1973-08-09 IN139944B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BG20391A BG17932A1 (en) 1972-08-29 1972-08-29

Publications (1)

Publication Number Publication Date
IN139944B true IN139944B (en) 1976-08-21

Family

ID=3898538

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1847/CAL/73A IN139944B (en) 1972-08-29 1973-08-09

Country Status (13)

Country Link
JP (1) JPS537121B2 (en)
BG (1) BG17932A1 (en)
CA (1) CA990080A (en)
CS (1) CS185803B1 (en)
DD (1) DD107721A5 (en)
DE (1) DE2340674C2 (en)
ES (1) ES418132A1 (en)
FR (1) FR2197988B1 (en)
GB (1) GB1439647A (en)
IN (1) IN139944B (en)
IT (1) IT996124B (en)
PL (1) PL86237B1 (en)
SU (2) SU557109A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE378735B (en) * 1972-11-17 1975-09-08 Asea Ab
DE2554241A1 (en) * 1974-12-12 1976-06-16 Asea Ab DC ARC FURNACE
GB1504443A (en) * 1975-04-25 1978-03-22 Dso Cherna Metalurgia Method of steelmaking with direct current
SE404478B (en) * 1977-02-22 1978-10-02 Asea Ab DEVICE FOR DC-LIGHT BACK OVEN
NO139796C (en) * 1977-09-26 1979-05-09 Elkem Spigerverket As DC DC OVEN.
SE437206B (en) * 1981-02-26 1985-02-11 Asea Ab DC arc furnace
FR2548508B1 (en) * 1982-06-01 1989-06-02 Siderurgie Fse Inst Rech DIRECT CURRENT ARC METALLURGICAL OVEN
FR2527756B1 (en) * 1982-06-01 1987-05-22 Siderurgie Fse Inst Rech METALLURGICAL FUSION PROCESS AND ARC FURNACE FOR ITS IMPLEMENTATION
FR2545593B1 (en) * 1983-05-03 1988-04-15 Siderurgie Fse Inst Rech METALLURGICAL FUSION PROCESS AND DIRECT CURRENT ARC FURNACE FOR ITS IMPLEMENTATION
SE452839B (en) * 1983-08-12 1987-12-14 Asea Ab DC arc furnace
DE3406760A1 (en) * 1984-02-24 1985-09-05 C. Conradty Nürnberg GmbH & Co KG, 8505 Röthenbach METHOD AND DEVICE FOR MELTING AND HEATING MATERIALS
DE3419681A1 (en) * 1984-05-24 1985-11-28 Mannesmann AG, 4000 Düsseldorf DC CURRENT ARC HEATING DEVICE
DE3543278C1 (en) * 1985-12-05 1987-07-02 Mannesmann Ag Furnace vessel of a direct current arc furnace with bottom electrodes as well as associated bottom electrode
BG45040A1 (en) * 1986-01-30 1989-03-15 Lchev Aleksand R Jj V
WO1987007468A1 (en) * 1986-05-29 1987-12-03 Vsesojuzny Nauchno-Issledovatelsky, Proektno-Konst Induction plasma furnace
US4694464A (en) * 1986-07-30 1987-09-15 Plasma Energy Corporation Plasma arc heating apparatus and method
JP2549368B2 (en) * 1986-12-01 1996-10-30 石川島播磨重工業株式会社 DC arc furnace

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE271842C (en) *
GB118357A (en) * 1917-09-27 1918-08-29 Harold Wade Improvements in or relating to Electric Furnaces.
DE909611C (en) * 1942-07-17 1954-04-22 Pechiney Prod Chimiques Sa Electrode arc furnace

Also Published As

Publication number Publication date
DD107721A5 (en) 1974-08-12
CA990080A (en) 1976-06-01
CS185803B1 (en) 1978-10-31
SU557109A1 (en) 1977-05-05
GB1439647A (en) 1976-06-16
BG17932A1 (en) 1974-03-05
JPS4959017A (en) 1974-06-07
ES418132A1 (en) 1976-06-16
PL86237B1 (en) 1976-05-31
FR2197988B1 (en) 1976-06-18
JPS537121B2 (en) 1978-03-15
FR2197988A1 (en) 1974-03-29
DE2340674C2 (en) 1981-11-12
IT996124B (en) 1975-12-10
DE2340674A1 (en) 1974-03-07
SU647512A1 (en) 1979-02-15

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