JPS6144923B2 - - Google Patents

Info

Publication number
JPS6144923B2
JPS6144923B2 JP54072529A JP7252979A JPS6144923B2 JP S6144923 B2 JPS6144923 B2 JP S6144923B2 JP 54072529 A JP54072529 A JP 54072529A JP 7252979 A JP7252979 A JP 7252979A JP S6144923 B2 JPS6144923 B2 JP S6144923B2
Authority
JP
Japan
Prior art keywords
gas
tuyere
refining
amount
steel
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
Application number
JP54072529A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55164018A (en
Inventor
Shozo Murakami
Mutsuo Nakajima
Koji Wada
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP7252979A priority Critical patent/JPS55164018A/ja
Publication of JPS55164018A publication Critical patent/JPS55164018A/ja
Publication of JPS6144923B2 publication Critical patent/JPS6144923B2/ja
Granted 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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/48—Bottoms or tuyéres of converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
JP7252979A 1979-06-09 1979-06-09 Gas blow-in pipe for refining Granted JPS55164018A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7252979A JPS55164018A (en) 1979-06-09 1979-06-09 Gas blow-in pipe for refining

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7252979A JPS55164018A (en) 1979-06-09 1979-06-09 Gas blow-in pipe for refining

Publications (2)

Publication Number Publication Date
JPS55164018A JPS55164018A (en) 1980-12-20
JPS6144923B2 true JPS6144923B2 (enrdf_load_stackoverflow) 1986-10-06

Family

ID=13491951

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7252979A Granted JPS55164018A (en) 1979-06-09 1979-06-09 Gas blow-in pipe for refining

Country Status (1)

Country Link
JP (1) JPS55164018A (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR207871A1 (es) * 1974-08-08 1976-11-08 Maximilianshuette Eisenwerk Tobera de inyeccion de gas reactivo en recipientes de fusion o de afino para metales
JPS5237442A (en) * 1975-09-20 1977-03-23 Sumitomo Electric Ind Ltd Light-transmitting fibers

Also Published As

Publication number Publication date
JPS55164018A (en) 1980-12-20

Similar Documents

Publication Publication Date Title
SU1306482A3 (ru) Способ выплавки стали в конвертере
US4302244A (en) Steel conversion method
JP4830825B2 (ja) 転炉型精錬炉における精錬方法
JPS6144922B2 (enrdf_load_stackoverflow)
EP0816517B1 (en) Preventing skull accumulation on a steelmaking lance
JPS6144923B2 (enrdf_load_stackoverflow)
JP5298543B2 (ja) 転炉操業方法
EP1721017B1 (en) Method for producing low carbon steel
JP2010047830A (ja) 転炉操業方法
JP2007051349A (ja) 溶銑の脱燐処理方法及び脱燐処理用上吹きランス
JP3655659B2 (ja) 歩留りの良い転炉上吹き送酸方法
JP2011202236A (ja) 転炉の上吹きランス及び転炉の操業方法
JP2877026B2 (ja) 精錬用底吹き羽口の保護方法
JP2005089839A (ja) 溶鋼の溶製方法
CN205205168U (zh) 用于90吨转炉冶炼的低温低硅铁水氧枪喷头
JPH07216430A (ja) 溶鋼製造法および溶融金属精錬用上吹きランス
JP5412756B2 (ja) 転炉操業方法
JPH0355538B2 (enrdf_load_stackoverflow)
JPH065406Y2 (ja) 転炉吹錬用ランス
JPH08253805A (ja) 高い生産性を有する脱炭滓を用いたステンレス鋼の精錬方法
JPS5837941Y2 (ja) 炉外精錬用上吹きランス
JP2024119345A (ja) 転炉精錬方法
JP2000256724A (ja) 操業安定性に優れた転炉製鋼方法
JP2551672Y2 (ja) ガス噴射ランス
JPS5970709A (ja) 精錬用ガス吹込み羽口のらせん導気管