JPS61279608A - 溶融還元による高クロム合金の製造方法 - Google Patents

溶融還元による高クロム合金の製造方法

Info

Publication number
JPS61279608A
JPS61279608A JP12179485A JP12179485A JPS61279608A JP S61279608 A JPS61279608 A JP S61279608A JP 12179485 A JP12179485 A JP 12179485A JP 12179485 A JP12179485 A JP 12179485A JP S61279608 A JPS61279608 A JP S61279608A
Authority
JP
Japan
Prior art keywords
slag
oxygen
chromium
blowing
blown
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
JP12179485A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0421727B2 (enExample
Inventor
Takeyuki Hirata
平田　武行
Yujo Marukawa
雄浄 丸川
Masaharu Anezaki
姉崎　正治
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
Sumitomo Metal Industries 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP12179485A priority Critical patent/JPS61279608A/ja
Publication of JPS61279608A publication Critical patent/JPS61279608A/ja
Publication of JPH0421727B2 publication Critical patent/JPH0421727B2/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
    • C21C5/005—Manufacture of stainless steel
    • 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
    • C21C5/35—Blowing from above and through the bath

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)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
JP12179485A 1985-06-05 1985-06-05 溶融還元による高クロム合金の製造方法 Granted JPS61279608A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12179485A JPS61279608A (ja) 1985-06-05 1985-06-05 溶融還元による高クロム合金の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12179485A JPS61279608A (ja) 1985-06-05 1985-06-05 溶融還元による高クロム合金の製造方法

Publications (2)

Publication Number Publication Date
JPS61279608A true JPS61279608A (ja) 1986-12-10
JPH0421727B2 JPH0421727B2 (enExample) 1992-04-13

Family

ID=14820070

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12179485A Granted JPS61279608A (ja) 1985-06-05 1985-06-05 溶融還元による高クロム合金の製造方法

Country Status (1)

Country Link
JP (1) JPS61279608A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989002478A1 (fr) * 1987-09-10 1989-03-23 Nkk Corporation Procede de production d'acier inoxydable en fusion
US5039480A (en) * 1989-02-21 1991-08-13 Nkk Corporation Method for manufacturing molten metal containing Ni and Cr
JP2018095951A (ja) * 2016-12-08 2018-06-21 ポスコＰｏｓｃｏ ステンレス鋼精錬時の還元剤低減方法
EP3757234A1 (de) * 2019-06-24 2020-12-30 SMS Group GmbH Konverter und verfahren zum frischen geschmolzenen metalls

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989002478A1 (fr) * 1987-09-10 1989-03-23 Nkk Corporation Procede de production d'acier inoxydable en fusion
AU604974B2 (en) * 1987-09-10 1991-01-03 Nkk Corporation Process for producing molten stainless steel
US5039480A (en) * 1989-02-21 1991-08-13 Nkk Corporation Method for manufacturing molten metal containing Ni and Cr
JP2018095951A (ja) * 2016-12-08 2018-06-21 ポスコＰｏｓｃｏ ステンレス鋼精錬時の還元剤低減方法
EP3757234A1 (de) * 2019-06-24 2020-12-30 SMS Group GmbH Konverter und verfahren zum frischen geschmolzenen metalls

Also Published As

Publication number Publication date
JPH0421727B2 (enExample) 1992-04-13

Similar Documents

Publication Publication Date Title
US3030201A (en) Method of producing ferro-nickel from nickel-containing silicate ores
JPS61279608A (ja) 溶融還元による高クロム合金の製造方法
RU2360008C2 (ru) Способ удаления хрома из содержащих хром металлургических шлаков
JPS6250545B2 (enExample)
JP3063537B2 (ja) ステンレス鋼の製造方法
JP7447878B2 (ja) Ｃｒ溶湯の脱炭方法およびＣｒ含有鋼の製造方法
JPH0435529B2 (enExample)
JPH0421729B2 (enExample)
JPH02221310A (ja) 含Ｎｉ，Ｃｒ溶湯の製造方法
JPS61106744A (ja) ステンレス鋼の溶製方法
JPS62116712A (ja) スプラツシユランスを有する溶解・製錬容器
JPH01252715A (ja) 鉄浴式溶融還元炉の操業方法
JPH01215913A (ja) 溶融還元によるステンレス鋼の製造方法
JPS61139614A (ja) 製鋼法
JPS6342351A (ja) 含クロム溶鉄の製造方法
JPS59150060A (ja) クロム鉱石の溶融還元によるステンレス鋼の溶製方法と装置
JPH02282410A (ja) 鉱石の溶融還元方法
JPH01168806A (ja) 含クロム溶鉄の製造法
JPH01195214A (ja) 鉄浴式溶融還元炉の操業方法
JPH0437134B2 (enExample)
JPS609814A (ja) 溶融還元による炭素不飽和の高クロム合金の製造方法
JPH01195211A (ja) 酸化鉄の溶融還元方法
JPH0610295B2 (ja) 溶融還元精錬時の溶融スラグ中の有価金属の回収方法
JPS59232207A (ja) クロム鉱石の溶融還元によるステンレス鋼母溶湯の溶製方法
JPH03277710A (ja) 溶融還元による製鉄法