IT992669B - PROCEDURE FOR NITRATING MOLTED STEEL MASSES - Google Patents

PROCEDURE FOR NITRATING MOLTED STEEL MASSES

Info

Publication number
IT992669B
IT992669B IT2701773A IT2701773A IT992669B IT 992669 B IT992669 B IT 992669B IT 2701773 A IT2701773 A IT 2701773A IT 2701773 A IT2701773 A IT 2701773A IT 992669 B IT992669 B IT 992669B
Authority
IT
Italy
Prior art keywords
nitrating
procedure
molted
steel masses
masses
Prior art date
Application number
IT2701773A
Other languages
Italian (it)
Original Assignee
Salzgitter Peine Stahlwerke
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 Salzgitter Peine Stahlwerke filed Critical Salzgitter Peine Stahlwerke
Application granted granted Critical
Publication of IT992669B publication Critical patent/IT992669B/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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above
    • 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)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
IT2701773A 1972-07-31 1973-07-25 PROCEDURE FOR NITRATING MOLTED STEEL MASSES IT992669B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722237498 DE2237498B2 (en) 1972-07-31 1972-07-31 Method for embroidering molten steel

Publications (1)

Publication Number Publication Date
IT992669B true IT992669B (en) 1975-09-30

Family

ID=5852169

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2701773A IT992669B (en) 1972-07-31 1973-07-25 PROCEDURE FOR NITRATING MOLTED STEEL MASSES

Country Status (7)

Country Link
AT (1) ATA621873A (en)
BE (1) BE802933A (en)
DE (1) DE2237498B2 (en)
FR (1) FR2194783A1 (en)
IT (1) IT992669B (en)
LU (1) LU68045A1 (en)
NL (1) NL7310568A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4081270A (en) * 1977-04-11 1978-03-28 Union Carbide Corporation Renitrogenation of basic-oxygen steels during decarburization
US5417739A (en) * 1993-12-30 1995-05-23 Ltv Steel Company, Inc. Method of making high nitrogen content steel
DE102014112286A1 (en) 2014-08-27 2016-03-03 Thyssenkrupp Ag Method for producing an embroidered packaging steel
DE102014116929B3 (en) 2014-11-19 2015-11-05 Thyssenkrupp Ag Method for producing an embroidered packaging steel, cold rolled flat steel product and apparatus for recrystallizing annealing and embroidering a flat steel product

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1066746A (en) * 1951-11-23 1954-06-09 Voest Ag Process for the production of an unstabilized steel rich in nitrogen and free from gas bubbles, intended for automatic lathes and similar machine tools

Also Published As

Publication number Publication date
DE2237498A1 (en) 1974-02-14
DE2237498B2 (en) 1974-07-25
FR2194783B1 (en) 1976-06-18
BE802933A (en) 1973-11-16
NL7310568A (en) 1974-02-04
FR2194783A1 (en) 1974-03-01
LU68045A1 (en) 1973-09-26
ATA621873A (en) 1975-05-15

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