ZA902827B - Process for the manufacture of alloyed steel types - Google Patents

Process for the manufacture of alloyed steel types

Info

Publication number
ZA902827B
ZA902827B ZA902827A ZA902827A ZA902827B ZA 902827 B ZA902827 B ZA 902827B ZA 902827 A ZA902827 A ZA 902827A ZA 902827 A ZA902827 A ZA 902827A ZA 902827 B ZA902827 B ZA 902827B
Authority
ZA
South Africa
Prior art keywords
manufacture
alloyed steel
steel types
types
alloyed
Prior art date
Application number
ZA902827A
Other languages
English (en)
Inventor
Gerhard Gross
Gross Gerhard
Marjan Velikonja
Velikonja Marjan
Original Assignee
Messer Griesheim Gmbh
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 Messer Griesheim Gmbh filed Critical Messer Griesheim Gmbh
Publication of ZA902827B publication Critical patent/ZA902827B/xx

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
    • C21C5/35—Blowing from above and through the bath
    • 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
    • C21C7/068—Decarburising
    • C21C7/0685—Decarburising of stainless steel
    • 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)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
ZA902827A 1989-04-13 1990-04-12 Process for the manufacture of alloyed steel types ZA902827B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3912061A DE3912061A1 (de) 1989-04-13 1989-04-13 Verfahren zur herstellung von legierten stahlmarken

Publications (1)

Publication Number Publication Date
ZA902827B true ZA902827B (en) 1991-01-30

Family

ID=6378545

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA902827A ZA902827B (en) 1989-04-13 1990-04-12 Process for the manufacture of alloyed steel types

Country Status (5)

Country Link
EP (1) EP0392239A1 (xx)
JP (1) JPH02294421A (xx)
CA (1) CA2014265A1 (xx)
DE (1) DE3912061A1 (xx)
ZA (1) ZA902827B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19608530C2 (de) * 1996-02-09 1999-01-14 Eisenbau Essen Gmbh Verwendung von reinem CO¶2¶-Gas oder einem im wesentlichen CO¶2¶ enthaltenden Gas als Trägergas bei der Behandlung von Stahl in einem Lichtbogenofen
US9045805B2 (en) 2013-03-12 2015-06-02 Ati Properties, Inc. Alloy refining methods
DE102014011231A1 (de) * 2014-07-23 2016-01-28 Sms Group Gmbh Verfahren zur Nickel Pig Iron (NPI)- Entkohlung im AOD -Konverter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB809407A (en) * 1956-10-09 1959-02-25 Union Carbide Corp Process for alloying steel
US3861888A (en) * 1973-06-28 1975-01-21 Union Carbide Corp Use of CO{HD 2 {B in argon-oxygen refining of molten metal
FR2394610A1 (fr) * 1977-06-13 1979-01-12 Siderurgie Fse Inst Rech Procede d'alimentation en co2 liquide d'une tuyere d'affinage d'un metal liquide
DE2820555A1 (de) * 1978-05-11 1979-11-15 Basf Ag Verfahren zur behandlung von roheisen- und stahlschmelzen bzw. legierungen
ATE17874T1 (de) * 1979-06-29 1986-02-15 William H Moore Verfahren zum rueckfuehren von stahlschrott.
HU196632B (en) * 1984-08-01 1988-12-28 Vasipari Kutato Fejleszto Process for producing high-purity steels

Also Published As

Publication number Publication date
DE3912061A1 (de) 1990-10-18
CA2014265A1 (en) 1990-10-13
EP0392239A1 (de) 1990-10-17
JPH02294421A (ja) 1990-12-05

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