JPH05441B2 - - Google Patents

Info

Publication number
JPH05441B2
JPH05441B2 JP59003579A JP357984A JPH05441B2 JP H05441 B2 JPH05441 B2 JP H05441B2 JP 59003579 A JP59003579 A JP 59003579A JP 357984 A JP357984 A JP 357984A JP H05441 B2 JPH05441 B2 JP H05441B2
Authority
JP
Japan
Prior art keywords
iron powder
reduced iron
gas
oxygen
mixed gas
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 - Lifetime
Application number
JP59003579A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60149701A (ja
Inventor
Toshinori Ishibashi
Kyotake Morita
Masanobu Hiramatsu
Koji Mizuguchi
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP59003579A priority Critical patent/JPS60149701A/ja
Publication of JPS60149701A publication Critical patent/JPS60149701A/ja
Publication of JPH05441B2 publication Critical patent/JPH05441B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
JP59003579A 1984-01-13 1984-01-13 磁気記録用還元鉄粉の安定化方法 Granted JPS60149701A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59003579A JPS60149701A (ja) 1984-01-13 1984-01-13 磁気記録用還元鉄粉の安定化方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59003579A JPS60149701A (ja) 1984-01-13 1984-01-13 磁気記録用還元鉄粉の安定化方法

Publications (2)

Publication Number Publication Date
JPS60149701A JPS60149701A (ja) 1985-08-07
JPH05441B2 true JPH05441B2 (enExample) 1993-01-06

Family

ID=11561359

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59003579A Granted JPS60149701A (ja) 1984-01-13 1984-01-13 磁気記録用還元鉄粉の安定化方法

Country Status (1)

Country Link
JP (1) JPS60149701A (enExample)

Also Published As

Publication number Publication date
JPS60149701A (ja) 1985-08-07

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