FR2230732A1 - Controlling foaming of slag in steel refining - using values determined from off-gases - Google Patents

Controlling foaming of slag in steel refining - using values determined from off-gases

Info

Publication number
FR2230732A1
FR2230732A1 FR7417566A FR7417566A FR2230732A1 FR 2230732 A1 FR2230732 A1 FR 2230732A1 FR 7417566 A FR7417566 A FR 7417566A FR 7417566 A FR7417566 A FR 7417566A FR 2230732 A1 FR2230732 A1 FR 2230732A1
Authority
FR
France
Prior art keywords
slag
gases
steel refining
values determined
controlling foaming
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.)
Withdrawn
Application number
FR7417566A
Other languages
English (en)
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.)
Fried Krupp AG
Original Assignee
Fried Krupp 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 Fried Krupp AG filed Critical Fried Krupp AG
Publication of FR2230732A1 publication Critical patent/FR2230732A1/fr
Withdrawn legal-status Critical Current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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
FR7417566A 1973-05-25 1974-05-21 Controlling foaming of slag in steel refining - using values determined from off-gases Withdrawn FR2230732A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732326706 DE2326706A1 (de) 1973-05-25 1973-05-25 Verfahren zur ueberwachung und regelung des schaeumens der schlacke von stahlfrischprozessen in metallurgischen gefaessen

Publications (1)

Publication Number Publication Date
FR2230732A1 true FR2230732A1 (en) 1974-12-20

Family

ID=5882145

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7417566A Withdrawn FR2230732A1 (en) 1973-05-25 1974-05-21 Controlling foaming of slag in steel refining - using values determined from off-gases

Country Status (5)

Country Link
BE (1) BE815254A (fr)
DE (1) DE2326706A1 (fr)
FR (1) FR2230732A1 (fr)
LU (1) LU70152A1 (fr)
NL (1) NL7406584A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3110569A1 (de) * 1981-03-18 1982-12-30 Skw Trostberg Ag, 8223 Trostberg Verfahren zur verhinderung des ueberschaeumens beim frischen von roheisen sowie zur erniedrigung des phosphorgehaltes, mittel und vorrichtung zur durchfuehrung des verfahrens
US5584909A (en) * 1995-01-19 1996-12-17 Ltv Steel Company, Inc. Controlled foamy slag process
AT405526B (de) * 1995-03-30 1999-09-27 Voest Alpine Stahl Donawitz Verfahren und vorrichtung zur begrenzung des schaumschlackenvolumens in einem metallurgischen gefäss
US5885323A (en) * 1997-04-25 1999-03-23 Ltv Steel Company, Inc. Foamy slag process using multi-circuit lance

Also Published As

Publication number Publication date
NL7406584A (fr) 1974-11-27
LU70152A1 (fr) 1974-10-09
BE815254A (fr) 1974-09-16
DE2326706A1 (de) 1974-12-19

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Legal Events

Date Code Title Description
ST Notification of lapse