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JPS52153819A - Refining molten alloy or metal - Google Patents

Refining molten alloy or metal

Info

Publication number
JPS52153819A
JPS52153819A JP7083776A JP7083776A JPS52153819A JP S52153819 A JPS52153819 A JP S52153819A JP 7083776 A JP7083776 A JP 7083776A JP 7083776 A JP7083776 A JP 7083776A JP S52153819 A JPS52153819 A JP S52153819A
Authority
JP
Japan
Prior art keywords
metal
molten alloy
refining molten
refining
atmospherer
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
JP7083776A
Other languages
Japanese (ja)
Other versions
JPS5934768B2 (en
Inventor
Hiroyuki Katayama
Minoru Inatomi
Kazumi Harashima
Michitoshi Ito
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
Nippon Steel Corp
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 Steel Corp filed Critical Nippon Steel Corp
Priority to JP7083776A priority Critical patent/JPS5934768B2/en
Publication of JPS52153819A publication Critical patent/JPS52153819A/en
Publication of JPS5934768B2 publication Critical patent/JPS5934768B2/en
Expired 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
    • C21C7/064—Dephosphorising; Desulfurising

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)

Abstract

PURPOSE:To carry out dephosphorization at high efficiency by controlling nitrogen partial pressure in the refining atmospherer in metal refining using a flux containing CaC2 and CaF2 as principal components.
JP7083776A 1976-06-16 1976-06-16 Method for refining molten metal or alloy Expired JPS5934768B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7083776A JPS5934768B2 (en) 1976-06-16 1976-06-16 Method for refining molten metal or alloy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7083776A JPS5934768B2 (en) 1976-06-16 1976-06-16 Method for refining molten metal or alloy

Publications (2)

Publication Number Publication Date
JPS52153819A true JPS52153819A (en) 1977-12-21
JPS5934768B2 JPS5934768B2 (en) 1984-08-24

Family

ID=13443067

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7083776A Expired JPS5934768B2 (en) 1976-06-16 1976-06-16 Method for refining molten metal or alloy

Country Status (1)

Country Link
JP (1) JPS5934768B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56127725A (en) * 1980-03-10 1981-10-06 Japan Steel Works Ltd:The Preparation of low phosphorus high chromium steel
KR100862821B1 (en) * 2002-06-14 2008-10-13 주식회사 포스코 A reagent for removing nitrogen from molten steel and the refining method using it at RH process

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56127725A (en) * 1980-03-10 1981-10-06 Japan Steel Works Ltd:The Preparation of low phosphorus high chromium steel
JPS5952926B2 (en) * 1980-03-10 1984-12-22 株式会社日本製鋼所 Manufacturing method of low phosphorus high chromium steel
KR100862821B1 (en) * 2002-06-14 2008-10-13 주식회사 포스코 A reagent for removing nitrogen from molten steel and the refining method using it at RH process

Also Published As

Publication number Publication date
JPS5934768B2 (en) 1984-08-24

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