DE3581579D1 - Anlage zum frischen mit einem zusaetzlichen lichtbogenofen. - Google Patents

Anlage zum frischen mit einem zusaetzlichen lichtbogenofen.

Info

Publication number
DE3581579D1
DE3581579D1 DE8585112612T DE3581579T DE3581579D1 DE 3581579 D1 DE3581579 D1 DE 3581579D1 DE 8585112612 T DE8585112612 T DE 8585112612T DE 3581579 T DE3581579 T DE 3581579T DE 3581579 D1 DE3581579 D1 DE 3581579D1
Authority
DE
Germany
Prior art keywords
refreshing
arc furnace
additional arc
additional
furnace
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 - Fee Related
Application number
DE8585112612T
Other languages
English (en)
Inventor
Kazuhiko Matsuo
Teruyuki Hasegawa
Seigo Kuwano
Ryuji Yamaguchi
Akio Shiwata
Yoneichi Hamada
Yoshimi Komatsu
Tsuneo Kondo
Yusuke Shirotani
Hirohisa Nakashima
Yasuhiro Matsuda
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan Ltd
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
Priority claimed from JP59213338A external-priority patent/JPS6191487A/ja
Priority claimed from JP60039342A external-priority patent/JPS61197988A/ja
Priority claimed from JP60050943A external-priority patent/JPS61208788A/ja
Priority claimed from JP60085432A external-priority patent/JPS61246585A/ja
Application filed by Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Application granted granted Critical
Publication of DE3581579D1 publication Critical patent/DE3581579D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • 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
    • 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
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
    • F27D17/003—Extraction of waste gases, collection of fumes and hoods used therefor of waste gases emanating from an electric arc furnace
    • 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)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Details (AREA)
DE8585112612T 1984-10-12 1985-10-04 Anlage zum frischen mit einem zusaetzlichen lichtbogenofen. Expired - Fee Related DE3581579D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP59213338A JPS6191487A (ja) 1984-10-12 1984-10-12 溶鋼のア−ク加熱装置
JP60039342A JPS61197988A (ja) 1985-02-28 1985-02-28 弧光加熱式炉外精練装置における天蓋電極孔シ−ル装置
JP60050943A JPS61208788A (ja) 1985-03-14 1985-03-14 ア−ク加熱用炉外精錬装置
JP60085432A JPS61246585A (ja) 1985-04-23 1985-04-23 取鍋精錬設備の集塵フ−ド

Publications (1)

Publication Number Publication Date
DE3581579D1 true DE3581579D1 (de) 1991-03-07

Family

ID=27460744

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585112612T Expired - Fee Related DE3581579D1 (de) 1984-10-12 1985-10-04 Anlage zum frischen mit einem zusaetzlichen lichtbogenofen.

Country Status (5)

Country Link
US (1) US4674101A (de)
EP (1) EP0177908B1 (de)
KR (1) KR900002573B1 (de)
CA (1) CA1273044A (de)
DE (1) DE3581579D1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9000818D0 (en) * 1990-01-15 1990-03-14 Davy Mckee Sheffield Tundish
FR2692665A1 (fr) * 1992-06-17 1993-12-24 Unimetall Sa Dispositif d'étanchéité partielle des électrodes de fours électriques à arc.
DE102004039388A1 (de) * 2004-08-13 2006-02-23 VAW-IMCO Guß und Recycling GmbH Heizvorrichtung zum Erwärmen beziehungsweise Warmhalten von Flüssigkeiten
FI122225B (fi) * 2009-08-04 2011-10-14 Outotec Oyj Tiivistyslaite
CN102690927A (zh) * 2012-06-18 2012-09-26 辽宁科技大学 一种lf钢包精炼炉氩气循环利用的方法
CN102899456A (zh) * 2012-09-25 2013-01-30 鞍钢股份有限公司 一种减少钢包精炼炉钢水升温增氮的方法
KR101917594B1 (ko) * 2012-10-24 2018-11-13 재단법인 포항산업과학연구원 전극홀 간극 차단장치
DE102015005519B4 (de) * 2015-01-29 2016-10-06 CCP Technology GmbH Elektrodendichtungsanordnung für einen Plasmareaktor
ITUB20153270A1 (it) * 2015-08-27 2017-02-27 Gian Luca Masnata Voltino con raffreddamento perfezionato per forni fusori elettrici.
CN108489289A (zh) * 2018-05-11 2018-09-04 河钢股份有限公司承德分公司 一种用于lf炉生产时电极孔防烟气外溢装置及其方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1069839B (de) * 1959-11-26
DE331249C (de) * 1919-08-02 1921-01-04 Elektrostahl G M B H Auf den Deckel elektrischer OEfen verschiebbar aufgelagerter Elektrodenkuehlring
DE1167992B (de) * 1960-06-02 1964-04-16 Bbc Brown Boveri & Cie Elektrodenabdichtung fuer elektrische Lichtbogen- und Reduktionsoefen
US3539692A (en) * 1969-06-24 1970-11-10 Fuller Co Furnace hood
US4295001A (en) * 1979-12-03 1981-10-13 Inspiration Consolidated Copper Company Electrode seal
DE3271455D1 (en) * 1981-11-20 1986-07-03 Coated Electrodes Ltd Apparatus for sealing electrodes in electric arc furnaces

Also Published As

Publication number Publication date
KR900002573B1 (ko) 1990-04-20
KR860003351A (ko) 1986-05-23
EP0177908A1 (de) 1986-04-16
US4674101A (en) 1987-06-16
CA1273044A (en) 1990-08-21
EP0177908B1 (de) 1991-01-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee