FR2037199B1 - - Google Patents

Info

Publication number
FR2037199B1
FR2037199B1 FR7008737A FR7008737A FR2037199B1 FR 2037199 B1 FR2037199 B1 FR 2037199B1 FR 7008737 A FR7008737 A FR 7008737A FR 7008737 A FR7008737 A FR 7008737A FR 2037199 B1 FR2037199 B1 FR 2037199B1
Authority
FR
France
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
FR7008737A
Other languages
French (fr)
Other versions
FR2037199A1 (de
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.)
Voestalpine AG
Voest AG
Original Assignee
Voestalpine AG
Voest 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
Priority claimed from DE19691912907 external-priority patent/DE1912907C3/de
Priority claimed from DE1919053A external-priority patent/DE1919053C3/de
Application filed by Voestalpine AG, Voest AG filed Critical Voestalpine AG
Publication of FR2037199A1 publication Critical patent/FR2037199A1/fr
Application granted granted Critical
Publication of FR2037199B1 publication Critical patent/FR2037199B1/fr
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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
    • B01F23/23231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit
    • 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
    • C21C7/10—Handling in a vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
    • F27D7/06—Forming or maintaining special atmospheres or vacuum within heating chambers
    • F27D2007/066—Vacuum

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
FR7008737A 1969-03-14 1970-03-11 Expired FR2037199B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19691912907 DE1912907C3 (de) 1969-03-14 1969-03-14 Verfahren und Vorrichtung zur Erzeugung einer Bewegung in einem Metallbade, vornehmlich bei der Stahlentgasung
DE1919053A DE1919053C3 (de) 1969-04-15 1969-04-15 Verfahren und Vorrichtung zur Erzeugung einer Bewegung in einem Metallbade

Publications (2)

Publication Number Publication Date
FR2037199A1 FR2037199A1 (de) 1970-12-31
FR2037199B1 true FR2037199B1 (de) 1974-05-24

Family

ID=25757131

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7008737A Expired FR2037199B1 (de) 1969-03-14 1970-03-11

Country Status (3)

Country Link
FR (1) FR2037199B1 (de)
GB (1) GB1307896A (de)
SE (1) SE351677B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3906340A1 (de) * 1989-02-24 1990-08-30 Mannesmann Ag Verfahren und vorrichtung zur vakuumbehandlung von metallen

Also Published As

Publication number Publication date
GB1307896A (en) 1973-02-21
SE351677B (de) 1972-12-04
FR2037199A1 (de) 1970-12-31

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Legal Events

Date Code Title Description
ST Notification of lapse