JPS61149403A - 低ｓ高炉操業法 - Google Patents

低ｓ高炉操業法

Info

Publication number
JPS61149403A
JPS61149403A JP27188084A JP27188084A JPS61149403A JP S61149403 A JPS61149403 A JP S61149403A JP 27188084 A JP27188084 A JP 27188084A JP 27188084 A JP27188084 A JP 27188084A JP S61149403 A JPS61149403 A JP S61149403A
Authority
JP
Japan
Prior art keywords
blast furnace
tuyere
slag
ore
low
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
JP27188084A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6365729B2 (enExample
Inventor
Hirohisa Hotta
堀田　裕久
Sumiyuki Kishimoto
岸本　純幸
Hideomi Yanaka
谷中　秀臣
Kazuhiro Furukawa
古川　和博
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
NKK Corp
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 NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Priority to JP27188084A priority Critical patent/JPS61149403A/ja
Publication of JPS61149403A publication Critical patent/JPS61149403A/ja
Publication of JPS6365729B2 publication Critical patent/JPS6365729B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal
    • C21B5/004—Injection of slurries

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
JP27188084A 1984-12-25 1984-12-25 低ｓ高炉操業法 Granted JPS61149403A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP27188084A JPS61149403A (ja) 1984-12-25 1984-12-25 低ｓ高炉操業法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27188084A JPS61149403A (ja) 1984-12-25 1984-12-25 低ｓ高炉操業法

Publications (2)

Publication Number Publication Date
JPS61149403A true JPS61149403A (ja) 1986-07-08
JPS6365729B2 JPS6365729B2 (enExample) 1988-12-16

Family

ID=17506188

Family Applications (1)

Application Number Title Priority Date Filing Date
JP27188084A Granted JPS61149403A (ja) 1984-12-25 1984-12-25 低ｓ高炉操業法

Country Status (1)

Country Link
JP (1) JPS61149403A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006270064A (ja) * 2005-02-24 2006-10-05 Kyocera Corp 高周波デバイス実装基板及び高周波デバイスの特性評価方法
US8227707B2 (en) 2008-03-10 2012-07-24 Fujitsu Limited Coaxial connector mounted circuit board

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52109403A (en) * 1976-03-10 1977-09-13 Sumitomo Metal Ind Ltd Production of auxiliary fuel for blast furnace
JPS579807A (en) * 1980-06-19 1982-01-19 Kawasaki Steel Corp Method for blowing coal-water slurry into blast furnace
JPS57137403A (en) * 1981-02-18 1982-08-25 Kawasaki Steel Corp Low-silicon operation method for blast furnace by mixed blowing of pulverized coal and basic material

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52109403A (en) * 1976-03-10 1977-09-13 Sumitomo Metal Ind Ltd Production of auxiliary fuel for blast furnace
JPS579807A (en) * 1980-06-19 1982-01-19 Kawasaki Steel Corp Method for blowing coal-water slurry into blast furnace
JPS57137403A (en) * 1981-02-18 1982-08-25 Kawasaki Steel Corp Low-silicon operation method for blast furnace by mixed blowing of pulverized coal and basic material

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006270064A (ja) * 2005-02-24 2006-10-05 Kyocera Corp 高周波デバイス実装基板及び高周波デバイスの特性評価方法
US8227707B2 (en) 2008-03-10 2012-07-24 Fujitsu Limited Coaxial connector mounted circuit board

Also Published As

Publication number Publication date
JPS6365729B2 (enExample) 1988-12-16

Similar Documents

Publication Publication Date Title
JP3557910B2 (ja) 溶銑脱燐方法と低硫・低燐鋼の溶製方法
JPS61149403A (ja) 低ｓ高炉操業法
JPH04120209A (ja) 転炉滓再利用による造滓剤
JPS61217513A (ja) 溶銑の脱燐法
JP6347174B2 (ja) 脱りん予備処理溶銑を用いる転炉の操業方法
KR100226942B1 (ko) 제강슬래그의 개질처리방법
RU2087538C1 (ru) Способ ведения доменной плавки
US3705795A (en) Process of directly reducing materials containing iron oxide in a rotary kiln
JPS61153209A (ja) 低ｓ高炉操業法
JP2002371311A (ja) 溶湯の脱燐法とそれに用いられる低温滓化性脱燐剤およびその製造法
GB1474624A (en) Process for producing metal from metal oxide pellets in a cupola vessel
JPH0826382B2 (ja) 溶銑の予備処理方法
JPS6225724B2 (enExample)
JP6295692B2 (ja) 製鋼スラグの処理方法
JPS63195211A (ja) Ｍｎロス少なく低燐低炭素鋼を製造する方法
JPH01147012A (ja) 製鋼方法
SU1041579A1 (ru) Смесь дл десульфурации черных металлов
JPS596310A (ja) 溶銑の脱ケイ剤
JPS62230908A (ja) 鉄鉱石の溶融還元方法
JPS5896803A (ja) 高炉操業方法
JP2004143544A (ja) 溶銑の脱硫方法
JPS60194005A (ja) 転炉スラグによる溶銑予備処理法
KR880001080B1 (ko) 용선 탈황제
JPH03180419A (ja) 転炉吹錬方法
JPS5937324B2 (ja) 底吹き転炉精錬における脱燐促進方法