JPS552740A - Continuous preheating or reducing method for raw material to be refined - Google Patents

Continuous preheating or reducing method for raw material to be refined

Info

Publication number
JPS552740A
JPS552740A JP7470478A JP7470478A JPS552740A JP S552740 A JPS552740 A JP S552740A JP 7470478 A JP7470478 A JP 7470478A JP 7470478 A JP7470478 A JP 7470478A JP S552740 A JPS552740 A JP S552740A
Authority
JP
Japan
Prior art keywords
raw material
refined
gas
reducing method
reducing
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
JP7470478A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5645982B2 (fr
Inventor
Ryuichi Nakagawa
Shiro Yoshimatsu
Yasuo Fujikawa
Kanji Wake
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.)
Mitsubishi Heavy Industries Ltd
National Institute for Materials Science
Original Assignee
Mitsubishi Heavy Industries Ltd
National Research Institute for Metals
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 Mitsubishi Heavy Industries Ltd, National Research Institute for Metals filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP7470478A priority Critical patent/JPS552740A/ja
Priority to DE19792924686 priority patent/DE2924686C2/de
Publication of JPS552740A publication Critical patent/JPS552740A/ja
Publication of JPS5645982B2 publication Critical patent/JPS5645982B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/06—Making pig-iron other than in blast furnaces in rotary kilns
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Manufacture And Refinement Of Metals (AREA)
JP7470478A 1978-06-20 1978-06-20 Continuous preheating or reducing method for raw material to be refined Granted JPS552740A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7470478A JPS552740A (en) 1978-06-20 1978-06-20 Continuous preheating or reducing method for raw material to be refined
DE19792924686 DE2924686C2 (de) 1978-06-20 1979-06-19 Verfahren zum kontinuierlichen Vorwärmen oder Reduzieren eines aufzubereitenden Rohmaterials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7470478A JPS552740A (en) 1978-06-20 1978-06-20 Continuous preheating or reducing method for raw material to be refined

Publications (2)

Publication Number Publication Date
JPS552740A true JPS552740A (en) 1980-01-10
JPS5645982B2 JPS5645982B2 (fr) 1981-10-30

Family

ID=13554875

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7470478A Granted JPS552740A (en) 1978-06-20 1978-06-20 Continuous preheating or reducing method for raw material to be refined

Country Status (2)

Country Link
JP (1) JPS552740A (fr)
DE (1) DE2924686C2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6151970A (ja) * 1984-08-22 1986-03-14 Mitsubishi Electric Corp 半導体装置
CN1057341C (zh) * 1995-08-07 2000-10-11 技术资源有限公司 用转底炉还原铁氧化物的方法和生产金属铁的方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072236B1 (fr) * 1981-08-11 1987-07-15 De La Rue Systems Limited Appareil pour détecter la présence de ruban adhésif sur des documents
JPS62276685A (ja) * 1986-05-26 1987-12-01 日本金銭機械株式会社 光学式紙幣鑑別装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6151970A (ja) * 1984-08-22 1986-03-14 Mitsubishi Electric Corp 半導体装置
CN1057341C (zh) * 1995-08-07 2000-10-11 技术资源有限公司 用转底炉还原铁氧化物的方法和生产金属铁的方法

Also Published As

Publication number Publication date
DE2924686A1 (de) 1980-01-03
DE2924686C2 (de) 1985-01-31
JPS5645982B2 (fr) 1981-10-30

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