JPS57501862A - - Google Patents

Info

Publication number
JPS57501862A
JPS57501862A JP56501103A JP50110381A JPS57501862A JP S57501862 A JPS57501862 A JP S57501862A JP 56501103 A JP56501103 A JP 56501103A JP 50110381 A JP50110381 A JP 50110381A JP S57501862 A JPS57501862 A JP S57501862A
Authority
JP
Japan
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.)
Pending
Application number
JP56501103A
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 filed Critical
Publication of JPS57501862A publication Critical patent/JPS57501862A/ja
Pending 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • C21C5/4613—Refractory coated lances; Immersion lances
    • 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
    • F27D3/18—Charging particulate material using a fluid carrier
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • 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
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
    • C22B9/103—Methods of introduction of solid or liquid refining or fluxing agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Furnace Details (AREA)
JP56501103A 1980-11-28 1980-11-28 Pending JPS57501862A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SU1980/000190 WO1982001892A1 (en) 1980-11-28 1980-11-28 Tuyere for blowing in powder-like materials into molten metal

Publications (1)

Publication Number Publication Date
JPS57501862A true JPS57501862A (ja) 1982-10-21

Family

ID=21616686

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56501103A Pending JPS57501862A (ja) 1980-11-28 1980-11-28

Country Status (5)

Country Link
JP (1) JPS57501862A (ja)
DE (1) DE3050647A1 (ja)
FR (1) FR2500341A1 (ja)
SE (1) SE8204472L (ja)
WO (1) WO1982001892A1 (ja)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1064970B (de) * 1955-01-05 1959-09-10 Hoerder Huettenunion Ag Verfahren zum Oberwindfrischen von phosphorhaltigem Roheisen
DE1508234A1 (de) * 1966-08-04 1969-10-09 Polysius Ag Lanze fuer pneumatische Foerdereinrichtungen zum Einfuehren von Zuschlagstoffen in Schmelzoefen
SU427060A1 (ru) * 1971-12-30 1974-05-05 М. В. Каракула, А. Д. Башмаков, Ю. И. Безуглый, В. В. Головченко , Б. Н. Ладыженский Способ ввода порошкообразных материалов в жидкий металл
SU508532A1 (ru) * 1974-08-19 1976-03-30 Ждановский металлургический институт Способ ввода порошкообразныхреагентов в ванну сталеплавильныхагрегатов
US4004919A (en) * 1974-08-22 1977-01-25 Molycorp, Inc. Method and apparatus for treating metal
SE424915B (sv) * 1977-10-04 1982-08-16 Stiftelsen Metallurg Forsk Lans for injicering av pulverformigt material i metallsmeltor
FR2406669A1 (fr) * 1977-10-21 1979-05-18 Siderurgie Fse Inst Rech Perfectionnements aux lances d'insufflation immergeables dans une masse en fusion
FR2432552A1 (fr) * 1978-08-03 1980-02-29 Siderurgie Fse Inst Rech Lance a double flux pour l'insufflation en profondeur de produits pulverulents au sein d'une masse en fusion

Also Published As

Publication number Publication date
FR2500341B1 (ja) 1983-12-23
DE3050647A1 (de) 1983-06-30
SE8204472D0 (sv) 1982-07-27
FR2500341A1 (fr) 1982-08-27
WO1982001892A1 (en) 1982-06-10
SE8204472L (en) 1982-07-27

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