ZA814782B - A gas-blast pipe for feeding reaction agents into metallurgical melts - Google Patents

A gas-blast pipe for feeding reaction agents into metallurgical melts

Info

Publication number
ZA814782B
ZA814782B ZA814782A ZA814782A ZA814782B ZA 814782 B ZA814782 B ZA 814782B ZA 814782 A ZA814782 A ZA 814782A ZA 814782 A ZA814782 A ZA 814782A ZA 814782 B ZA814782 B ZA 814782B
Authority
ZA
South Africa
Prior art keywords
gas
blast pipe
reaction agents
feeding reaction
metallurgical melts
Prior art date
Application number
ZA814782A
Other languages
English (en)
Inventor
S Maekipiritti
M Peuralinna
V Maekitalo
L Lilja
H Krogerus
Original Assignee
Outokumpu Oy
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 Outokumpu Oy filed Critical Outokumpu Oy
Publication of ZA814782B publication Critical patent/ZA814782B/xx

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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
ZA814782A 1980-08-04 1981-07-14 A gas-blast pipe for feeding reaction agents into metallurgical melts ZA814782B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI802438A FI64398C (fi) 1980-08-04 1980-08-04 Gasblaosroer foer inmatning av reaktionsaemnen i metallurgiskasmaeltor

Publications (1)

Publication Number Publication Date
ZA814782B true ZA814782B (en) 1982-07-28

Family

ID=8513666

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA814782A ZA814782B (en) 1980-08-04 1981-07-14 A gas-blast pipe for feeding reaction agents into metallurgical melts

Country Status (6)

Country Link
US (1) US4413816A (fr)
JP (1) JPS57120628A (fr)
AU (1) AU528295B2 (fr)
CA (1) CA1178051A (fr)
FI (1) FI64398C (fr)
ZA (1) ZA814782B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58185707A (ja) * 1982-04-23 1983-10-29 Sumitomo Metal Ind Ltd 鋼の精錬法
SE447675B (sv) * 1982-10-15 1986-12-01 Ifm Dev Ab Dysa for injektionslans
JPS60143762U (ja) * 1984-03-02 1985-09-24 品川白煉瓦株式会社 溶融金属浸漬ランス
DE3423192A1 (de) * 1984-06-22 1986-01-02 Krupp Polysius Ag, 4720 Beckum Tauchlanze
JPS6279864U (fr) * 1985-11-05 1987-05-21
CA1331483C (fr) * 1988-11-02 1994-08-16 Britton Chance Hemoglobinometre portable par l'utilisateur pour mesurer l'etat metabolique d'un patient
EP0947587A1 (fr) 1998-03-09 1999-10-06 Volkwin Köster Lance pour injection de gaz et procédé pour son refroidissement
FR2787045B1 (fr) * 1998-12-10 2001-02-09 Lorraine Laminage Piece refractaire d'injection de gaz dans un circuit de coulee de metal liquide
JP4624391B2 (ja) * 2007-09-28 2011-02-02 パンパシフィック・カッパー株式会社 乾燥精鉱の移送管配管構造における移送管の破損検知方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3779534A (en) * 1969-07-08 1973-12-18 Creusot Loire Device for cooling a tuyere of a refining converter
GB1564738A (en) * 1976-11-25 1980-04-10 British Steel Corp Tuyeres
JPS5754910Y2 (fr) * 1977-10-03 1982-11-27
BE868431A (fr) * 1978-06-23 1978-10-16 Thy Marcinelle Monceau Forges Tuyere pour fond de convertisseur d'acierie

Also Published As

Publication number Publication date
FI802438A (fi) 1982-02-05
JPS6160903B2 (fr) 1986-12-23
JPS57120628A (en) 1982-07-27
FI64398B (fi) 1983-07-29
US4413816A (en) 1983-11-08
AU7362781A (en) 1982-05-06
AU528295B2 (en) 1983-04-21
CA1178051A (fr) 1984-11-20
FI64398C (fi) 1983-11-10

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