FR833589A - Steels purification process - Google Patents

Steels purification process

Info

Publication number
FR833589A
FR833589A FR833589DA FR833589A FR 833589 A FR833589 A FR 833589A FR 833589D A FR833589D A FR 833589DA FR 833589 A FR833589 A FR 833589A
Authority
FR
France
Prior art keywords
steels
purification process
purification
steels purification
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
Application number
Other languages
French (fr)
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.)
Est Aciers Fins
Original Assignee
Est Aciers Fins
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 Est Aciers Fins filed Critical Est Aciers Fins
Application granted granted Critical
Publication of FR833589A publication Critical patent/FR833589A/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
    • C21C7/06—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
    • C21C7/0087—Treatment of slags covering the steel bath, e.g. for separating slag from the molten metal
    • 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)
  • Analytical Chemistry (AREA)
FR833589D 1937-06-23 1937-06-23 Steels purification process Expired FR833589A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR833589T 1937-06-23

Publications (1)

Publication Number Publication Date
FR833589A true FR833589A (en) 1938-10-25

Family

ID=9296659

Family Applications (1)

Application Number Title Priority Date Filing Date
FR833589D Expired FR833589A (en) 1937-06-23 1937-06-23 Steels purification process

Country Status (1)

Country Link
FR (1) FR833589A (en)

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