AT288457B - A method of treating molten metals with an additive that is volatile at the temperature of the molten metal - Google Patents

A method of treating molten metals with an additive that is volatile at the temperature of the molten metal

Info

Publication number
AT288457B
AT288457B AT201868A AT201868A AT288457B AT 288457 B AT288457 B AT 288457B AT 201868 A AT201868 A AT 201868A AT 201868 A AT201868 A AT 201868A AT 288457 B AT288457 B AT 288457B
Authority
AT
Austria
Prior art keywords
additive
volatile
temperature
molten
treating
Prior art date
Application number
AT201868A
Other languages
German (de)
Inventor
Occo Josephus Johanne Tombrock
Original Assignee
Internat Meehanite Metal Compa
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 Internat Meehanite Metal Compa filed Critical Internat Meehanite Metal Compa
Application granted granted Critical
Publication of AT288457B publication Critical patent/AT288457B/en

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
    • C21C1/00—Refining of pig-iron; Cast iron
    • 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/08—Manufacture of cast-iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/10—Making spheroidal graphite cast-iron
    • C21C1/105—Nodularising additive agents
    • 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
    • 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
    • C21C7/0006—Adding metallic additives
    • 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
    • C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
AT201868A 1967-03-02 1968-03-01 A method of treating molten metals with an additive that is volatile at the temperature of the molten metal AT288457B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9865/67A GB1224313A (en) 1967-03-02 1967-03-02 Improved method for the treatment of molten metals

Publications (1)

Publication Number Publication Date
AT288457B true AT288457B (en) 1971-03-10

Family

ID=9880208

Family Applications (1)

Application Number Title Priority Date Filing Date
AT201868A AT288457B (en) 1967-03-02 1968-03-01 A method of treating molten metals with an additive that is volatile at the temperature of the molten metal

Country Status (7)

Country Link
AT (1) AT288457B (en)
BE (1) BE711562A (en)
CH (1) CH485856A (en)
GB (1) GB1224313A (en)
NL (1) NL150850B (en)
NO (1) NO122791B (en)
SE (1) SE328010B (en)

Also Published As

Publication number Publication date
NO122791B (en) 1971-08-16
NL6802773A (en) 1968-09-03
SE328010B (en) 1970-09-07
BE711562A (en) 1968-07-15
GB1224313A (en) 1971-03-10
CH485856A (en) 1970-02-15
NL150850B (en) 1976-09-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee