JPH0125369B2 - - Google Patents

Info

Publication number
JPH0125369B2
JPH0125369B2 JP57035145A JP3514582A JPH0125369B2 JP H0125369 B2 JPH0125369 B2 JP H0125369B2 JP 57035145 A JP57035145 A JP 57035145A JP 3514582 A JP3514582 A JP 3514582A JP H0125369 B2 JPH0125369 B2 JP H0125369B2
Authority
JP
Japan
Prior art keywords
oxygen
activity
molten steel
carbon
vod
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
JP57035145A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58153721A (ja
Inventor
Akira Ishii
Tsutomu Ebisawa
Hideaki Tenma
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan 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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP3514582A priority Critical patent/JPS58153721A/ja
Publication of JPS58153721A publication Critical patent/JPS58153721A/ja
Publication of JPH0125369B2 publication Critical patent/JPH0125369B2/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

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)
JP3514582A 1982-03-08 1982-03-08 含Ｃｒ溶鋼のＶＯＤ法における終点〔Ｃ〕の制御方法 Granted JPS58153721A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3514582A JPS58153721A (ja) 1982-03-08 1982-03-08 含Ｃｒ溶鋼のＶＯＤ法における終点〔Ｃ〕の制御方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3514582A JPS58153721A (ja) 1982-03-08 1982-03-08 含Ｃｒ溶鋼のＶＯＤ法における終点〔Ｃ〕の制御方法

Publications (2)

Publication Number Publication Date
JPS58153721A JPS58153721A (ja) 1983-09-12
JPH0125369B2 true JPH0125369B2 (OSRAM) 1989-05-17

Family

ID=12433733

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3514582A Granted JPS58153721A (ja) 1982-03-08 1982-03-08 含Ｃｒ溶鋼のＶＯＤ法における終点〔Ｃ〕の制御方法

Country Status (1)

Country Link
JP (1) JPS58153721A (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06244584A (ja) * 1993-02-17 1994-09-02 Nec Corp プリント基板のシールド機構
JP2586389B2 (ja) * 1993-09-17 1997-02-26 日本電気株式会社 Ｌｓｉケースのシールド構造
JPH07147495A (ja) * 1993-11-26 1995-06-06 Nec Corp プリント基板表面実装用シールドケース

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5217484B2 (OSRAM) * 1972-01-14 1977-05-16
JPS4875410A (OSRAM) * 1972-01-14 1973-10-11

Also Published As

Publication number Publication date
JPS58153721A (ja) 1983-09-12

Similar Documents

Publication Publication Date Title
JP2010133030A (ja) 含クロム溶鋼の減圧脱炭精錬方法
JP3287204B2 (ja) Ｒｈ真空脱ガス装置における終点炭素濃度制御方法及び炭素濃度制御装置
JPH0125369B2 (OSRAM)
KR100406403B1 (ko) 페라이트 스테인레스강의 정련공정에서 알루미늄 투입방법
KR100428570B1 (ko) 타이타늄 함유 스테인레스강의 알루미늄 탈산방법
JP3659070B2 (ja) 転炉吹錬時の溶鋼温度および炭素濃度の推定法、および転炉吹錬法
JP3827852B2 (ja) 含クロム溶鋼の脱窒方法
JP2985643B2 (ja) Ｒｈ型真空槽による溶鋼中炭素濃度の推定方法
JP2730339B2 (ja) ステンレス溶鋼の脱炭方法
JP3126374B2 (ja) 溶鋼の真空脱炭処理制御方法
JPH11350018A (ja) 炭素濃度推定方法及び精錬方法
KR100554143B1 (ko) 크롬산화를 억제하는 에이오디 조업방법
JPS5928515A (ja) 鋼の精錬方法
SU499312A1 (ru) Стособ контрол текущего содержани углерода в металле при продувке конвертера
TW202407108A (zh) 真空脫氣設備之控制裝置、真空脫氣設備之控制方法、操作方法及熔鋼之製造方法
JPS6246606B2 (OSRAM)
JPS62263916A (ja) 真空精錬炉における溶鋼炭素含有量制御方法
JPH0312127B2 (OSRAM)
JP3293674B2 (ja) Ｒｈ脱ガス処理における終点炭素濃度制御方法
SU1268617A1 (ru) Способ контрол текущего содержани углерода в конвертерной ванне
JPH09209027A (ja) 真空脱ガス装置における脱水素濃度制御方法
JP4357082B2 (ja) 含クロム溶鋼の脱炭精錬方法
JPH0433846B2 (OSRAM)
JPS6115127B2 (OSRAM)
JP2005206877A (ja) 転炉吹錬時の炭素濃度の推定方法