JPS56116815A - Controlling method of switching of bottom blowing gas in metal refining furnace - Google Patents

Controlling method of switching of bottom blowing gas in metal refining furnace

Info

Publication number
JPS56116815A
JPS56116815A JP1742980A JP1742980A JPS56116815A JP S56116815 A JPS56116815 A JP S56116815A JP 1742980 A JP1742980 A JP 1742980A JP 1742980 A JP1742980 A JP 1742980A JP S56116815 A JPS56116815 A JP S56116815A
Authority
JP
Japan
Prior art keywords
gas
time
switching
valve
flow
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.)
Granted
Application number
JP1742980A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6136051B2 (enrdf_load_html_response
Inventor
Shozo Murakami
Mutsuo Nakajima
Toshihiro Murata
Isao Saitou
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 JP1742980A priority Critical patent/JPS56116815A/ja
Publication of JPS56116815A publication Critical patent/JPS56116815A/ja
Publication of JPS6136051B2 publication Critical patent/JPS6136051B2/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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/34—Blowing through the bath

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
JP1742980A 1980-02-15 1980-02-15 Controlling method of switching of bottom blowing gas in metal refining furnace Granted JPS56116815A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1742980A JPS56116815A (en) 1980-02-15 1980-02-15 Controlling method of switching of bottom blowing gas in metal refining furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1742980A JPS56116815A (en) 1980-02-15 1980-02-15 Controlling method of switching of bottom blowing gas in metal refining furnace

Publications (2)

Publication Number Publication Date
JPS56116815A true JPS56116815A (en) 1981-09-12
JPS6136051B2 JPS6136051B2 (enrdf_load_html_response) 1986-08-16

Family

ID=11943766

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1742980A Granted JPS56116815A (en) 1980-02-15 1980-02-15 Controlling method of switching of bottom blowing gas in metal refining furnace

Country Status (1)

Country Link
JP (1) JPS56116815A (enrdf_load_html_response)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58185710A (ja) * 1982-04-22 1983-10-29 Kawasaki Steel Corp 底吹転炉におけるガス切換方法
JPH04276008A (ja) * 1991-03-01 1992-10-01 Nippon Steel Corp 底吹き転炉の操業方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58185710A (ja) * 1982-04-22 1983-10-29 Kawasaki Steel Corp 底吹転炉におけるガス切換方法
JPH04276008A (ja) * 1991-03-01 1992-10-01 Nippon Steel Corp 底吹き転炉の操業方法

Also Published As

Publication number Publication date
JPS6136051B2 (enrdf_load_html_response) 1986-08-16

Similar Documents

Publication Publication Date Title
NO924056L (no) Direkte behandling av raffinert metall fra elektroslaggl
ES8102868A1 (es) Perfeccionamientos en compuertas de corredera para recipien-tes de colada de metal fundido
JPS56116815A (en) Controlling method of switching of bottom blowing gas in metal refining furnace
DE69004054D1 (de) Verfahren und Vorrichtung zum kontinuierlichen Abstechen von Metall und Schlacke im geschmolzenem Zustand.
SE8004913L (sv) Forfarande for styrning av utgjutventilen for ett kerl
IE892981L (en) Glass melting furnace, and method of operating a furnace
JPS5668570A (en) Method of controlling molten metal surface when starting up continuous casting
JPS5716111A (en) Coating method of slag on wall of bottom-blowing converter
JPS5757819A (en) Converter steel making method
JPS5757818A (en) Method for controlling changeover of gas of metal refining furnace
JPS5736050A (ja) Renzokuchuzoniokeru2jireikyakusuiseigyohoho
JPS57145920A (en) Batch type continuous refining method of molten pig iron
JPS52106397A (en) Treatment of molten blast furnace slag
GB2003556A (en) Control of flow of molten metal from casting vessels
JPS5439312A (en) Method of operating blast furnace
JPS5644707A (en) Blowing method of bottom blowing converter
Rodal Operational Experience With the Tap Hole Valve on the Arc Furnace at the Texas Works of United States Steel Corporation
JPS5791842A (en) Horizontal and continuous casting method of deformed cast iron piece
JPS55154515A (en) Desulfurizing method in front of blast furnace
JPS5511138A (en) Preventing method for molten slag from running off during tapping
JPS5776118A (en) Control of bottom blow gas at converter
Zadny Limitation of the Outflow of Tap Slag in the Steelmaking Ladle
JPS5743915A (en) Method for rapidly tapping steel from converter while trapping slag
JPS57140810A (en) Refining method for steel
JPS5484816A (en) Control of reduced iron discharge in vertical reducing furnace