JPS5789417A - Switching method of bottom blowing gas of converter - Google Patents

Switching method of bottom blowing gas of converter

Info

Publication number
JPS5789417A
JPS5789417A JP16513380A JP16513380A JPS5789417A JP S5789417 A JPS5789417 A JP S5789417A JP 16513380 A JP16513380 A JP 16513380A JP 16513380 A JP16513380 A JP 16513380A JP S5789417 A JPS5789417 A JP S5789417A
Authority
JP
Japan
Prior art keywords
gas
tuyere
gases
pressure
switching
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
JP16513380A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6151608B2 (enrdf_load_stackoverflow
Inventor
Kunio Iwai
Akira Saito
Akira Konakano
Nozomi Matsumoto
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 JP16513380A priority Critical patent/JPS5789417A/ja
Publication of JPS5789417A publication Critical patent/JPS5789417A/ja
Publication of JPS6151608B2 publication Critical patent/JPS6151608B2/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)
JP16513380A 1980-11-22 1980-11-22 Switching method of bottom blowing gas of converter Granted JPS5789417A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16513380A JPS5789417A (en) 1980-11-22 1980-11-22 Switching method of bottom blowing gas of converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16513380A JPS5789417A (en) 1980-11-22 1980-11-22 Switching method of bottom blowing gas of converter

Publications (2)

Publication Number Publication Date
JPS5789417A true JPS5789417A (en) 1982-06-03
JPS6151608B2 JPS6151608B2 (enrdf_load_stackoverflow) 1986-11-10

Family

ID=15806521

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16513380A Granted JPS5789417A (en) 1980-11-22 1980-11-22 Switching method of bottom blowing gas of converter

Country Status (1)

Country Link
JP (1) JPS5789417A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0288710A (ja) * 1988-09-22 1990-03-28 Kawasaki Steel Corp 冶金炉におけるプロセスガス切替え方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0288710A (ja) * 1988-09-22 1990-03-28 Kawasaki Steel Corp 冶金炉におけるプロセスガス切替え方法

Also Published As

Publication number Publication date
JPS6151608B2 (enrdf_load_stackoverflow) 1986-11-10

Similar Documents

Publication Publication Date Title
UA6074A1 (uk) Пристрій для управління розливкою при литті під низьким тиском у разові форми
JPS5789417A (en) Switching method of bottom blowing gas of converter
GB1407784A (en) Flame cutting apparatus
JPS57143421A (en) Switching method for bottom blowing gas
JPS5747813A (en) Method for selective supply of tuyere gas of refining furnace
JPS559863A (en) Nozzle apparatus designed to control simultaneous discharge of fluid
JPS6129615A (ja) 燃料ガス遮断装置
JPS5743916A (en) Method for preventing outflow of slag at tapping of refined steel from converter
JPS578305A (en) Driver for opening and closing steam regulating valve
IT1214912B (it) Dispositivo di regolazione della portata di un liquido in una condotta,specialmente di un liquido refrigerante
JPS5547313A (en) Manufacturing and supplying apparatus for oxygen gas
JPS5757818A (en) Method for controlling changeover of gas of metal refining furnace
JPS53129788A (en) Control method for controlling flow rate or pressure by operating two or more valves
JPS60167011A (ja) ガス減圧装置
JPS579821A (en) Method of addition of auxiliary raw material or the like into ladle
JPS5789418A (en) Gas supplier for bottom blowing refining furnace and using method thereof
JPS5629619A (en) Treatment apparatus of pressurized molten metal
JPS57142759A (en) Pressure casting device
JPS5633169A (en) Boring in gas cutting and its apparatus
JPS6415579A (en) Escape valve with pilot valve for fluid
JPS5592298A (en) Gas pressure control method of welding gas backing
JPS6411319A (en) Semiconductor vapor growth device
JPS5549583A (en) Method of controlling operation of reversible pump- turbine
JPS575807A (en) Method for supplying hot air
JPS56102369A (en) Pressure pouring furnace