JPS539216A - Modification purity of the oxides and sulphides in molten steel treated with deoxidation agent and or desulphrizing agent - Google Patents

Modification purity of the oxides and sulphides in molten steel treated with deoxidation agent and or desulphrizing agent

Info

Publication number
JPS539216A
JPS539216A JP8401377A JP8401377A JPS539216A JP S539216 A JPS539216 A JP S539216A JP 8401377 A JP8401377 A JP 8401377A JP 8401377 A JP8401377 A JP 8401377A JP S539216 A JPS539216 A JP S539216A
Authority
JP
Japan
Prior art keywords
agent
desulphrizing
sulphides
oxides
purity
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.)
Pending
Application number
JP8401377A
Other languages
Japanese (ja)
Inventor
Kosumidaa Hansu
Apurateisu Horusuto
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.)
Kloeckner Werke AG
Original Assignee
Kloeckner Werke AG
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 Kloeckner Werke AG filed Critical Kloeckner Werke AG
Publication of JPS539216A publication Critical patent/JPS539216A/en
Pending 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
    • C21C7/06—Deoxidising, e.g. killing
    • 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
    • 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
    • C21C7/076—Use of slags or fluxes as treating agents
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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)
JP8401377A 1976-07-13 1977-07-13 Modification purity of the oxides and sulphides in molten steel treated with deoxidation agent and or desulphrizing agent Pending JPS539216A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762631368 DE2631368B1 (en) 1976-07-13 1976-07-13 PROCESS FOR IMPROVING THE SULFIDIC AND OXYDIC LEVEL OF PURITY OF DESOXIDIZED AND / OR DESULFURIZED STEEL MELT

Publications (1)

Publication Number Publication Date
JPS539216A true JPS539216A (en) 1978-01-27

Family

ID=5982844

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8401377A Pending JPS539216A (en) 1976-07-13 1977-07-13 Modification purity of the oxides and sulphides in molten steel treated with deoxidation agent and or desulphrizing agent

Country Status (8)

Country Link
JP (1) JPS539216A (en)
AU (1) AU2657977A (en)
BE (1) BE856734A (en)
DE (1) DE2631368B1 (en)
FR (1) FR2358464A1 (en)
IT (1) IT1076098B (en)
LU (1) LU77734A1 (en)
NL (1) NL7704992A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4405363A (en) * 1982-04-12 1983-09-20 Scandinavian Lancers Aktiebolag Method for refining of steel melts
DE3942405A1 (en) * 1989-12-21 1991-06-27 Krupp Polysius Ag METHOD AND CONVEYOR FOR BLOWING IN POWDER-SHAPED TREATMENT AGAINST RAW IRON AND STEEL MELTS
CN114890803A (en) * 2022-05-30 2022-08-12 武汉科技大学 Preparation method of high-temperature oxide melt containing superoxide radical

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4834973A (en) * 1971-09-08 1973-05-23
JPS4857814A (en) * 1971-11-11 1973-08-14
JPS49328U (en) * 1972-04-04 1974-01-05
JPS5085513A (en) * 1973-12-05 1975-07-10

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1408685A (en) * 1964-09-24 1965-08-13 Suedwestfalen Ag Stahlwerke Process for the production of steel ingots
GB1446021A (en) * 1973-02-15 1976-08-11 Uddeholms Ab Method for the refining of molten metal
DE2352514A1 (en) * 1973-10-19 1975-04-30 Hoesch Werke Ag Refining continuously cast steel with aluminium - prevention of aluminium oxide inclusions by addition of an oxide powder

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4834973A (en) * 1971-09-08 1973-05-23
JPS4857814A (en) * 1971-11-11 1973-08-14
JPS49328U (en) * 1972-04-04 1974-01-05
JPS5085513A (en) * 1973-12-05 1975-07-10

Also Published As

Publication number Publication date
FR2358464A1 (en) 1978-02-10
LU77734A1 (en) 1977-10-14
NL7704992A (en) 1978-01-17
IT1076098B (en) 1985-04-22
BE856734A (en) 1977-10-31
AU2657977A (en) 1979-01-04
DE2631368B1 (en) 1977-11-10

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