FI64398C - Gasblaosroer foer inmatning av reaktionsaemnen i metallurgiskasmaeltor - Google Patents

Gasblaosroer foer inmatning av reaktionsaemnen i metallurgiskasmaeltor Download PDF

Info

Publication number
FI64398C
FI64398C FI802438A FI802438A FI64398C FI 64398 C FI64398 C FI 64398C FI 802438 A FI802438 A FI 802438A FI 802438 A FI802438 A FI 802438A FI 64398 C FI64398 C FI 64398C
Authority
FI
Finland
Prior art keywords
gas
pipe
coolant
blowing
melt
Prior art date
Application number
FI802438A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI64398B (fi
FI802438A7 (fi
Inventor
Simo Antero Iivari Maekipirtti
Mauri Juhani Peuralinna
Valto Johannes Maekitalo
Launo Leo Lilja
Helge Johannes 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
Priority to FI802438A priority Critical patent/FI64398C/fi
Priority to ZA814782A priority patent/ZA814782B/xx
Priority to US06/286,039 priority patent/US4413816A/en
Priority to AU73627/81A priority patent/AU528295B2/en
Priority to CA000382945A priority patent/CA1178051A/en
Priority to JP56121501A priority patent/JPS57120628A/ja
Publication of FI802438A7 publication Critical patent/FI802438A7/fi
Publication of FI64398B publication Critical patent/FI64398B/fi
Application granted granted Critical
Publication of FI64398C publication Critical patent/FI64398C/fi

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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical 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)
FI802438A 1980-08-04 1980-08-04 Gasblaosroer foer inmatning av reaktionsaemnen i metallurgiskasmaeltor FI64398C (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI802438A FI64398C (fi) 1980-08-04 1980-08-04 Gasblaosroer foer inmatning av reaktionsaemnen i metallurgiskasmaeltor
ZA814782A ZA814782B (en) 1980-08-04 1981-07-14 A gas-blast pipe for feeding reaction agents into metallurgical melts
US06/286,039 US4413816A (en) 1980-08-04 1981-07-22 Gas-blast pipe for feeding reaction agents into metallurgical melts
AU73627/81A AU528295B2 (en) 1980-08-04 1981-07-31 Lance
CA000382945A CA1178051A (en) 1980-08-04 1981-07-31 Gas-blast pipe for feeding reaction agents into metallurgical melts
JP56121501A JPS57120628A (en) 1980-08-04 1981-08-04 Gas sending apparatus for supplying reactant into metallurgical molten substance

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI802438A FI64398C (fi) 1980-08-04 1980-08-04 Gasblaosroer foer inmatning av reaktionsaemnen i metallurgiskasmaeltor
FI802438 1980-08-04

Publications (3)

Publication Number Publication Date
FI802438A7 FI802438A7 (fi) 1982-02-05
FI64398B FI64398B (fi) 1983-07-29
FI64398C true FI64398C (fi) 1983-11-10

Family

ID=8513666

Family Applications (1)

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

Country Status (6)

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

Families Citing this family (11)

* 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 (enExample) * 1985-11-05 1987-05-21
CA1331483C (en) * 1988-11-02 1994-08-16 Britton Chance User-wearable hemoglobinometer for measuring the metabolic condition of a subject
JP4733265B2 (ja) 1998-02-11 2011-07-27 ノン−インヴェイシヴ テクノロジイ，インク． 脳組織の画像形成および特徴表示
JP4733264B2 (ja) 1998-02-11 2011-07-27 ノン−インヴェイシヴ テクノロジイ，インク． 胸部腫瘍の検出、画像形成および特徴表示
EP0947587A1 (de) * 1998-03-09 1999-10-06 Volkwin Köster Blaslanze und Verfahren zu deren Kühlung
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 (enExample) * 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
AU7362781A (en) 1982-05-06
US4413816A (en) 1983-11-08
ZA814782B (en) 1982-07-28
FI64398B (fi) 1983-07-29
FI802438A7 (fi) 1982-02-05
AU528295B2 (en) 1983-04-21
JPS57120628A (en) 1982-07-27
JPS6160903B2 (enExample) 1986-12-23
CA1178051A (en) 1984-11-20

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Legal Events

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MM Patent lapsed

Owner name: OUTOKUMPU OY