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IT985959B - Procedimento e dispositivo per l aggiunta di piombo all acciaio - Google Patents

Procedimento e dispositivo per l aggiunta di piombo all acciaio

Info

Publication number
IT985959B
IT985959B IT6852373A IT6852373A IT985959B IT 985959 B IT985959 B IT 985959B IT 6852373 A IT6852373 A IT 6852373A IT 6852373 A IT6852373 A IT 6852373A IT 985959 B IT985959 B IT 985959B
Authority
IT
Italy
Prior art keywords
procedure
steel
adding lead
lead
Prior art date
Application number
IT6852373A
Other languages
English (en)
Original Assignee
Inland Steel Co
Echevarria Sa
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 Inland Steel Co, Echevarria Sa filed Critical Inland Steel Co
Application granted granted Critical
Publication of IT985959B publication Critical patent/IT985959B/it

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
    • C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • C21C2007/0012—Lead

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
IT6852373A 1972-05-25 1973-05-24 Procedimento e dispositivo per l aggiunta di piombo all acciaio IT985959B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25680672A 1972-05-25 1972-05-25

Publications (1)

Publication Number Publication Date
IT985959B true IT985959B (it) 1974-12-30

Family

ID=22973653

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6852373A IT985959B (it) 1972-05-25 1973-05-24 Procedimento e dispositivo per l aggiunta di piombo all acciaio

Country Status (12)

Country Link
JP (1) JPS5133844B2 (it)
AR (1) AR197334A1 (it)
AT (1) AT336061B (it)
BE (1) BE800085A (it)
BR (1) BR7303888D0 (it)
CA (1) CA1000025A (it)
DE (1) DE2323503A1 (it)
ES (1) ES408639A1 (it)
FR (1) FR2185688B1 (it)
GB (1) GB1428204A (it)
IT (1) IT985959B (it)
LU (1) LU67657A1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5499729A (en) * 1978-01-25 1979-08-06 Mitsubishi Heavy Ind Ltd Continuously vacuum treating method for molten steel
DE3570700D1 (en) * 1984-12-28 1989-07-06 United Engineering Steels Ltd Improvements in or relating to the treatment of molten metal
JPS6282404U (it) * 1985-11-13 1987-05-26
BR8901760A (pt) * 1989-04-13 1990-10-30 Mannesmann Sa Processo e dispositivo para lingotamento de acos ligados ao chumbo
CH685943A5 (de) * 1993-12-17 1995-11-15 Moos Stahl Ag Verfahren und Vorrichtung zum Hinzufugen wenigstens eines Legierungsbestandteils zu einem Strom geschmolzenen Metalls.

Also Published As

Publication number Publication date
BR7303888D0 (pt) 1974-01-17
FR2185688B1 (it) 1977-02-11
CA1000025A (en) 1976-11-23
ES408639A1 (es) 1975-10-16
AR197334A1 (es) 1974-03-29
BE800085A (fr) 1973-11-26
JPS4949818A (it) 1974-05-15
DE2323503A1 (de) 1973-12-06
ATA443773A (de) 1976-08-15
AT336061B (de) 1977-04-12
FR2185688A1 (it) 1974-01-04
LU67657A1 (it) 1974-06-21
GB1428204A (en) 1976-03-17
JPS5133844B2 (it) 1976-09-22

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