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DE58906270D1 - Lichtbogenheizvorrichtung für Pfannen oder Pfannenöfen. - Google Patents

Lichtbogenheizvorrichtung für Pfannen oder Pfannenöfen.

Info

Publication number
DE58906270D1
DE58906270D1 DE89730059T DE58906270T DE58906270D1 DE 58906270 D1 DE58906270 D1 DE 58906270D1 DE 89730059 T DE89730059 T DE 89730059T DE 58906270 T DE58906270 T DE 58906270T DE 58906270 D1 DE58906270 D1 DE 58906270D1
Authority
DE
Germany
Prior art keywords
pans
ovens
pan
arc heater
heater
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE89730059T
Other languages
English (en)
Inventor
Hugo Dipl Ing Todzy
Karl-Heinz Dipl In Muehlenbeck
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Application granted granted Critical
Publication of DE58906270D1 publication Critical patent/DE58906270D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Furnace Details (AREA)
  • Discharge Heating (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
DE89730059T 1988-03-11 1989-03-06 Lichtbogenheizvorrichtung für Pfannen oder Pfannenöfen. Expired - Lifetime DE58906270D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3808683A DE3808683C1 (de) 1988-03-11 1988-03-11

Publications (1)

Publication Number Publication Date
DE58906270D1 true DE58906270D1 (de) 1994-01-13

Family

ID=6349817

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3808683A Expired DE3808683C1 (de) 1988-03-11 1988-03-11
DE89730059T Expired - Lifetime DE58906270D1 (de) 1988-03-11 1989-03-06 Lichtbogenheizvorrichtung für Pfannen oder Pfannenöfen.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3808683A Expired DE3808683C1 (de) 1988-03-11 1988-03-11

Country Status (4)

Country Link
EP (1) EP0332569B1 (de)
DE (2) DE3808683C1 (de)
ES (1) ES2047148T3 (de)
ZA (1) ZA891817B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1280159B1 (it) * 1995-04-14 1998-01-05 Danieli Off Mecc Circuito secondario ad impedenza variabile per forno elettrico ad arco
CN106990281A (zh) * 2017-03-02 2017-07-28 中国航天空气动力技术研究院 并联三相星型交流电弧加热器电流测量装置及方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA216774A (en) * 1920-01-28 1922-03-14 Von Schlegell Frederick Electric arc furnace
DE929864C (de) * 1942-04-03 1955-07-04 Aeg Leitungsfuehrung fuer Drehstrom-Lichtbogenoefen
US2852585A (en) * 1956-05-09 1958-09-16 Unternehmunger Der Eisen Und S Electric arc melting furnace
US3366725A (en) * 1964-12-21 1968-01-30 Watteredge Co Balancing a three-phase power transmission system for an electric arc furnace
US3395238A (en) * 1965-05-17 1968-07-30 Northwestern Steel & Wire Comp Power coupling and electrode arrangement for electric furnace
SE307996B (de) * 1965-11-30 1969-01-27 Asea Ab
GB1166148A (en) * 1967-06-06 1969-10-08 United Steel Companies Ltd Electric Arc Furnaces
BE808320A (en) * 1973-12-06 1974-06-06 Inst Elektroswarki Patona Mfg ingots by electroslag remelting - using pre-assembled monophase gps of electrodes and reducing power consumption
US3898707A (en) * 1974-01-14 1975-08-12 United States Steel Corp Low balanced reactance delta closure for electric arc furnace transformers
GB1508691A (en) * 1976-02-04 1978-04-26 Inst Elektroswarki Patona Electrode holder for a multielectrode furnace
DE3419681A1 (de) * 1984-05-24 1985-11-28 Mannesmann AG, 4000 Düsseldorf Gleichstrom-lichtbogen-heizvorrichtung

Also Published As

Publication number Publication date
EP0332569A1 (de) 1989-09-13
EP0332569B1 (de) 1993-12-01
DE3808683C1 (de) 1989-09-07
ZA891817B (en) 1990-02-28
ES2047148T3 (es) 1994-02-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition