BE830015A - Procede d'addition de calcium a de l'acier en fusion - Google Patents

Procede d'addition de calcium a de l'acier en fusion

Info

Publication number
BE830015A
BE830015A BE157147A BE157147A BE830015A BE 830015 A BE830015 A BE 830015A BE 157147 A BE157147 A BE 157147A BE 157147 A BE157147 A BE 157147A BE 830015 A BE830015 A BE 830015A
Authority
BE
Belgium
Prior art keywords
calcium
molten steel
steel
addition
emi
Prior art date
Application number
BE157147A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE830015A publication Critical patent/BE830015A/fr

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
    • C21C7/10—Handling in a vacuum
    • 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
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
    • 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
    • C21C7/0056—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 using cored wires
    • 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)
BE157147A 1974-09-20 1975-06-09 Procede d'addition de calcium a de l'acier en fusion BE830015A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49109339A JPS5135615A (enExample) 1974-09-20 1974-09-20

Publications (1)

Publication Number Publication Date
BE830015A true BE830015A (fr) 1975-10-01

Family

ID=14507710

Family Applications (1)

Application Number Title Priority Date Filing Date
BE157147A BE830015A (fr) 1974-09-20 1975-06-09 Procede d'addition de calcium a de l'acier en fusion

Country Status (2)

Country Link
JP (1) JPS5135615A (enExample)
BE (1) BE830015A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5183025A (en) * 1975-01-17 1976-07-21 Sumitomo Metal Ind Renzokuchuzokohenno chushinhensekikeigenho
JPS5841770Y2 (ja) * 1977-04-07 1983-09-21 ヤンマー農機株式会社 コンバインの操向制御装置
JPS55108850U (enExample) * 1979-01-26 1980-07-30

Also Published As

Publication number Publication date
JPS5135615A (enExample) 1976-03-26

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: SUMITOMO METAL INDUSTRIES LTD

Effective date: 19950609