IT1030439B - Procedimento e dispositivo di soffiatura mediante getti a differenti impulsi per il trattamento di metalli liquidi - Google Patents

Procedimento e dispositivo di soffiatura mediante getti a differenti impulsi per il trattamento di metalli liquidi

Info

Publication number
IT1030439B
IT1030439B IT67767/75A IT6776775A IT1030439B IT 1030439 B IT1030439 B IT 1030439B IT 67767/75 A IT67767/75 A IT 67767/75A IT 6776775 A IT6776775 A IT 6776775A IT 1030439 B IT1030439 B IT 1030439B
Authority
IT
Italy
Prior art keywords
jets
procedure
treatment
blower device
liquid metals
Prior art date
Application number
IT67767/75A
Other languages
English (en)
Original Assignee
Creusot Loire
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 Creusot Loire filed Critical Creusot Loire
Application granted granted Critical
Publication of IT1030439B publication Critical patent/IT1030439B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT67767/75A 1974-04-11 1975-03-26 Procedimento e dispositivo di soffiatura mediante getti a differenti impulsi per il trattamento di metalli liquidi IT1030439B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7412784A FR2267376B1 (it) 1974-04-11 1974-04-11

Publications (1)

Publication Number Publication Date
IT1030439B true IT1030439B (it) 1979-03-30

Family

ID=9137546

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67767/75A IT1030439B (it) 1974-04-11 1975-03-26 Procedimento e dispositivo di soffiatura mediante getti a differenti impulsi per il trattamento di metalli liquidi

Country Status (9)

Country Link
US (1) US3992194A (it)
JP (1) JPS50137805A (it)
BE (1) BE827867A (it)
CA (1) CA1029560A (it)
FR (1) FR2267376B1 (it)
GB (1) GB1498276A (it)
IT (1) IT1030439B (it)
LU (1) LU72254A1 (it)
SU (1) SU592366A3 (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4057421A (en) * 1974-10-22 1977-11-08 Sumitomo Metal Industries Limited Process for vacuum decarburization of steel
FR2349655A1 (fr) * 1976-04-28 1977-11-25 Creusot Loire Methode de protection des tuyeres de soufflage d'oxygene pur en acierie de conversion
JPS5833290B2 (ja) * 1978-07-05 1983-07-19 川崎製鉄株式会社 酸素底吹き転炉
FR2474531B1 (fr) * 1980-01-24 1986-08-14 Ugine Gueugnon Sa Procede de decarburation des fontes au chrome, pour l'elaboration d'aciers inoxydables, par jet d'oxygene supersonique
JPS57143421A (en) * 1981-02-27 1982-09-04 Nippon Steel Corp Switching method for bottom blowing gas
US4933289A (en) * 1986-06-05 1990-06-12 Takeda Chemical Industries, Ltd. Biologically pure cultures of Pseudomonas sorbosoxidans useful for producing 2-keto-L-gulonic acid
DE3707696A1 (de) * 1987-03-11 1988-09-22 Thyssen Stahl Ag Verfahren zur herstellung von ferromangan affine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1253581A (en) * 1968-02-24 1971-11-17 Maximilianshuette Eisenwerk Improvements in processes and apparatus for making steel
DE1916945C3 (de) * 1969-04-02 1980-04-17 Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg Anwendung des Mantelgas-Verfahrens zum Frischen von Roheisen zu Stahl
US3891429A (en) * 1973-06-07 1975-06-24 Koppers Co Inc Method for selective decarburization of alloy steels

Also Published As

Publication number Publication date
GB1498276A (en) 1978-01-18
US3992194A (en) 1976-11-16
FR2267376B1 (it) 1977-06-24
SU592366A3 (ru) 1978-02-05
BE827867A (fr) 1975-10-13
DE2511862A1 (de) 1975-10-23
LU72254A1 (it) 1975-08-20
FR2267376A1 (it) 1975-11-07
DE2511862B2 (de) 1976-05-20
CA1029560A (en) 1978-04-18
JPS50137805A (it) 1975-11-01

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