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KR860003351A - 아크가열용 로의정련장치 - Google Patents

아크가열용 로의정련장치 Download PDF

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Publication number
KR860003351A
KR860003351A KR1019850007457A KR850007457A KR860003351A KR 860003351 A KR860003351 A KR 860003351A KR 1019850007457 A KR1019850007457 A KR 1019850007457A KR 850007457 A KR850007457 A KR 850007457A KR 860003351 A KR860003351 A KR 860003351A
Authority
KR
South Korea
Prior art keywords
heating furnace
arc heating
electrode
gas
refining apparatus
Prior art date
Application number
KR1019850007457A
Other languages
English (en)
Other versions
KR900002573B1 (ko
Inventor
가즈히고 마쯔오
Original Assignee
야마시로 요시나리
니홍 고강 가부시기 가이샤
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 야마시로 요시나리, 니홍 고강 가부시기 가이샤 filed Critical 야마시로 요시나리
Publication of KR860003351A publication Critical patent/KR860003351A/ko
Application granted granted Critical
Publication of KR900002573B1 publication Critical patent/KR900002573B1/ko

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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; Electric arc furnaces ; Tank furnaces
    • F27B3/10—Details, accessories or equipment, e.g. dust-collectors, specially adapted for 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
    • F27D17/30—Arrangements for extraction or collection of waste gases; Hoods therefor
    • F27D17/304—Arrangements for extraction or collection of waste gases; Hoods therefor specially adapted for electric arc furnaces
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Environmental & Geological Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Details (AREA)

Abstract

내용 없음

Description

아크가열용 로의정련장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 종래의 아크가열용 로의정련장치의 단면도,
제2도는 상기 제1도의 전극주변을 나타낸 확대도,
제3도는 본 발명의 제1 실시예에 관한 아크가열용 로의정련장치의 전극주변을 표시한 확대도.

Claims (9)

  1. 용강을 수용가능한 취과와, 취과내의 용강상의 슬래그중에 침지되며 용강과의 사이에 아크를 형성하는 봉상의 전극과, 전극을 삽통시키는 삽통공을 구비하며, 취과를 쒸울 로뚜껑과, 삽통공에 배설된 시일수단, 이 시일수단은, 전극에 그 긴쪽방향으로 습동가능하게 끼워 맞추어진 제1 시일부재와, 제1 시일부재와 로뚜껑사이에 양자와 밀봉적으로 배설되며 전극과의 사이에 간극을 갖는 제2 시일부재등을 갖는 아크가열용 로의정련장치.
  2. 상기 제1항에 있어서, 제2 시일부재는 전극을 향하여 개스를 토출하는 제1 토출구를 갖는 아크가열용 로의정련장치.
  3. 상기 제2항에 있어서, 제2 시일부재는 하측을 향하여 개스를 토출하는 제2의 토출구를 갖는 아크가열용 로의 정련장치.
  4. 상기 제1항에 있어서, 제2 시일부재는 전극의 중심축 둘레에, 전극을 중심으로 하여 회전하는 개스류를 형성하는 개스류 형성수단을 갖는 아크가열용 로의 정련장치.
  5. 상기 제4항에 있어서, 개스류 형성수단은 제12시일부재에 형성되며, 그 개스토출방향이 전극중심을 벗어난 수평방향인 제3의 개스토출공을 갖는 아크가열용 로의정련장치.
  6. 상기 제5항에 있어서, 개스류 형성수단은, 제2의 시일부재에 형성되며, 하측을 향하여 개스를 토출하는 제4의 개스토출구를 갖는 아크가열용 로의 정련장치.
  7. 상기 제1항에 있어서, 제2 시일부재는, 그 내부에 형성되며 냉각수가 통류하는 냉각수 통로를 갖는 아크가열용 로의 정련장치.
  8. 상기 제1항에 있어서, 로뚜껑의 상측에 설치된 집진카버와, 이 집진카버에서 개스를 흡인하는 흡인장치등을 구비하며, 이 집진카버는, 로뚜껑에서 떨어져서 설치된 상자형의 본체, 이 본체는 전극이 삽통된 삽통공을 갖는 아크가열용 로의정련장치.
  9. 상기 제8항에 있어서, 본체는 흡인장치에 연결된 복수개의 흡인구를 갖는 아크가열용 로의전련장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019850007457A 1984-10-12 1985-10-10 아크 가열용 로외 정련 장치 KR900002573B1 (ko)

Applications Claiming Priority (12)

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
JP213338 1984-10-12
JP???84-213338 1984-10-12
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
JP???85-39342 1985-02-28
JP39342 1985-02-28
JP50943 1985-03-14
JP60050943A JPS61208788A (ja) 1985-03-14 1985-03-14 ア−ク加熱用炉外精錬装置
JP???50943 1985-03-14
JP60085432A JPS61246585A (ja) 1985-04-23 1985-04-23 取鍋精錬設備の集塵フ−ド
JP85432 1985-04-23
JP???85432 1985-04-23

Publications (2)

Publication Number Publication Date
KR860003351A true KR860003351A (ko) 1986-05-23
KR900002573B1 KR900002573B1 (ko) 1990-04-20

Family

ID=27460744

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850007457A KR900002573B1 (ko) 1984-10-12 1985-10-10 아크 가열용 로외 정련 장치

Country Status (5)

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

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 (ko) * 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
EP0080335B1 (en) * 1981-11-20 1986-05-28 Coated Electrodes Limited Apparatus for sealing electrodes in electric arc furnaces

Also Published As

Publication number Publication date
CA1273044A (en) 1990-08-21
EP0177908B1 (en) 1991-01-30
EP0177908A1 (en) 1986-04-16
US4674101A (en) 1987-06-16
DE3581579D1 (de) 1991-03-07
KR900002573B1 (ko) 1990-04-20

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