GB930636A - Improvements in processes for the dephosphorisation of pig iron - Google Patents

Improvements in processes for the dephosphorisation of pig iron

Info

Publication number
GB930636A
GB930636A GB3659459A GB3659459A GB930636A GB 930636 A GB930636 A GB 930636A GB 3659459 A GB3659459 A GB 3659459A GB 3659459 A GB3659459 A GB 3659459A GB 930636 A GB930636 A GB 930636A
Authority
GB
United Kingdom
Prior art keywords
pig iron
dephosphorisation
processes
dephosphorized
blowing
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
GB3659459A
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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Publication of GB930636A publication Critical patent/GB930636A/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
    • 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
    • C21C5/34—Blowing 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

Abstract

Thomas pig iron is dephosphorized in a converter by adding (30\sB10) P.Kg of lime per tonne of pig iron where P is the phosphorus percentage. The pig iron may be desulphurized before or after blowing.
GB3659459A 1958-11-03 1959-10-28 Improvements in processes for the dephosphorisation of pig iron Expired GB930636A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM39472A DE1275078B (en) 1958-11-03 1958-11-03 Method for producing low-phosphorus steel from phosphorus-containing pig iron, in particular Thomas pig iron

Publications (1)

Publication Number Publication Date
GB930636A true GB930636A (en) 1963-07-03

Family

ID=7303416

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3659459A Expired GB930636A (en) 1958-11-03 1959-10-28 Improvements in processes for the dephosphorisation of pig iron

Country Status (2)

Country Link
DE (1) DE1275078B (en)
GB (1) GB930636A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3166581D1 (en) * 1980-06-28 1984-11-15 Kawasaki Steel Co Method of dephosphorizing molten pig iron

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE724463C (en) * 1934-09-08 1942-08-27 Draegerwerk Heinr U Bernh Drae Disinfection cabinet
DE939690C (en) * 1950-10-15 1956-03-01 Huettenwerk Oberhausen Ag Process for the production of low-nitrogen steel in the wind-fresh process

Also Published As

Publication number Publication date
DE1275078B (en) 1968-08-14

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