FR723229A - Improvements to steel ingot casting processes - Google Patents

Improvements to steel ingot casting processes

Info

Publication number
FR723229A
FR723229A FR723229DA FR723229A FR 723229 A FR723229 A FR 723229A FR 723229D A FR723229D A FR 723229DA FR 723229 A FR723229 A FR 723229A
Authority
FR
France
Prior art keywords
ingot casting
steel ingot
casting processes
processes
steel
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.)
ELECTRO METALLURG CO
Original Assignee
ELECTRO METALLURG CO
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 ELECTRO METALLURG CO filed Critical ELECTRO METALLURG CO
Application granted granted Critical
Publication of FR723229A publication Critical patent/FR723229A/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
    • C21C7/072—Treatment with gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR723229D 1930-10-27 1931-09-22 Improvements to steel ingot casting processes Expired FR723229A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US723229XA 1930-10-27 1930-10-27

Publications (1)

Publication Number Publication Date
FR723229A true FR723229A (en) 1932-04-05

Family

ID=22106879

Family Applications (1)

Application Number Title Priority Date Filing Date
FR723229D Expired FR723229A (en) 1930-10-27 1931-09-22 Improvements to steel ingot casting processes

Country Status (1)

Country Link
FR (1) FR723229A (en)

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