JPS56139614A - Refining method for stainless steel - Google Patents

Refining method for stainless steel

Info

Publication number
JPS56139614A
JPS56139614A JP4282780A JP4282780A JPS56139614A JP S56139614 A JPS56139614 A JP S56139614A JP 4282780 A JP4282780 A JP 4282780A JP 4282780 A JP4282780 A JP 4282780A JP S56139614 A JPS56139614 A JP S56139614A
Authority
JP
Japan
Prior art keywords
slag
degassing
molten steel
deoxidation
diffusion
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
JP4282780A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6318645B2 (enrdf_load_stackoverflow
Inventor
Norio Hoshi
Yuzo Saida
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 Nisshin Co Ltd
Original Assignee
Nisshin Steel Co 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
Application filed by Nisshin Steel Co Ltd filed Critical Nisshin Steel Co Ltd
Priority to JP4282780A priority Critical patent/JPS56139614A/ja
Publication of JPS56139614A publication Critical patent/JPS56139614A/ja
Publication of JPS6318645B2 publication Critical patent/JPS6318645B2/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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/068—Decarburising
    • C21C7/0685—Decarburising of stainless steel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
JP4282780A 1980-04-03 1980-04-03 Refining method for stainless steel Granted JPS56139614A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4282780A JPS56139614A (en) 1980-04-03 1980-04-03 Refining method for stainless steel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4282780A JPS56139614A (en) 1980-04-03 1980-04-03 Refining method for stainless steel

Publications (2)

Publication Number Publication Date
JPS56139614A true JPS56139614A (en) 1981-10-31
JPS6318645B2 JPS6318645B2 (enrdf_load_stackoverflow) 1988-04-19

Family

ID=12646786

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4282780A Granted JPS56139614A (en) 1980-04-03 1980-04-03 Refining method for stainless steel

Country Status (1)

Country Link
JP (1) JPS56139614A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60187613A (ja) * 1984-03-08 1985-09-25 Nippon Kokan Kk <Nkk> ステンレス鋼の精錬時におけるクロム還元法
JPS6475646A (en) * 1987-09-18 1989-03-22 Nisshin Steel Co Ltd Manufacture of stainless steel
CN113981304A (zh) * 2021-09-30 2022-01-28 江西宝顺昌特种合金制造有限公司 中频炉冶炼f55双相钢的生产方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60187613A (ja) * 1984-03-08 1985-09-25 Nippon Kokan Kk <Nkk> ステンレス鋼の精錬時におけるクロム還元法
JPS6475646A (en) * 1987-09-18 1989-03-22 Nisshin Steel Co Ltd Manufacture of stainless steel
CN113981304A (zh) * 2021-09-30 2022-01-28 江西宝顺昌特种合金制造有限公司 中频炉冶炼f55双相钢的生产方法

Also Published As

Publication number Publication date
JPS6318645B2 (enrdf_load_stackoverflow) 1988-04-19

Similar Documents

Publication Publication Date Title
US2993780A (en) Method for treating steel in vacuo
JPS56139614A (en) Refining method for stainless steel
DE2961503D1 (en) Process for the treatment of molten metal
JPS5252110A (en) Equipment for refining molten metal outside furnace
JPS5579820A (en) Treating method for molten steel
JPS5760012A (en) Production of extremely low nitrogen stainless steel
JPS5698415A (en) Steel making method
JPS57192214A (en) Molten steel-refining method and apparatus therefor
FR2501722B1 (fr) Procede de brassage pneumatique d&#39;un bain metallique
JPS56146817A (en) Refining method for molten steel in ladle
JPS541221A (en) Method of dephosphorizing molten iron
JPS5244715A (en) Continuous method of refining molten iron alloy by using alkali metal compoun
JPS552759A (en) Manufacture of ultra-low-carbon stainless steel
JPS5252109A (en) Proces and equipment for refining molten metal under reduced pressure
JPS5381417A (en) Vacuum degassing method for molten steel
JPS5371615A (en) Method and apparatus for continuously decarburizing hot iron
JPS5392320A (en) Slag making and refining method in vacuum degassing apparatus
JPS53106603A (en) Treating apparatus for rh degassing
ES467157A1 (es) Un procedimiento de afino de matas de metales no ferreos.
JPS56168941A (en) Manufacture of continuous casting slab with few blowholes and little nonmetallic inclusion
JPS53104512A (en) Desulfurization method and apparatus of molten steel
JPS53109813A (en) Method and apparatus for vacuum refining molten steel with removal of slag
JPS51140814A (en) Decarburization of molten steel at reduced pressur
JPS56169716A (en) Removal of si from molten pig iron by blowing of oxygen gas
JPS53108817A (en) Method and apparatus for refining molten steel in inert gas atmosphere with removal of slag