ZA867898B - A process for cooling oxygen injection nozzles in the oxygen treatment of pig iron or steel - Google Patents

A process for cooling oxygen injection nozzles in the oxygen treatment of pig iron or steel

Info

Publication number
ZA867898B
ZA867898B ZA867898A ZA867898A ZA867898B ZA 867898 B ZA867898 B ZA 867898B ZA 867898 A ZA867898 A ZA 867898A ZA 867898 A ZA867898 A ZA 867898A ZA 867898 B ZA867898 B ZA 867898B
Authority
ZA
South Africa
Prior art keywords
oxygen
steel
injection nozzles
pig iron
cooling
Prior art date
Application number
ZA867898A
Inventor
Eckehard Foerster
Original Assignee
Hamburger Stahlwerke Gmbh
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 Hamburger Stahlwerke Gmbh filed Critical Hamburger Stahlwerke Gmbh
Publication of ZA867898B publication Critical patent/ZA867898B/en

Links

Classifications

    • 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
    • F27D9/00—Cooling of furnaces or of charges therein
    • 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
    • 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
    • C21C5/4646—Cooling arrangements
    • 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
    • C21C5/48—Bottoms or tuyéres of converters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/24—Cooling arrangements
    • 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
    • C21C2005/4626—Means for cooling, e.g. by gases, fluids or liquids

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (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 Charging Or Discharging (AREA)
ZA867898A 1985-11-27 1986-10-17 A process for cooling oxygen injection nozzles in the oxygen treatment of pig iron or steel ZA867898B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3541909A DE3541909C1 (en) 1985-11-27 1985-11-27 Process for cooling oxygen injection nozzles during the oxygen treatment of pig iron or steel

Publications (1)

Publication Number Publication Date
ZA867898B true ZA867898B (en) 1987-06-24

Family

ID=6286983

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA867898A ZA867898B (en) 1985-11-27 1986-10-17 A process for cooling oxygen injection nozzles in the oxygen treatment of pig iron or steel

Country Status (13)

Country Link
EP (1) EP0223991A1 (en)
JP (1) JPS62196315A (en)
KR (1) KR870005102A (en)
CN (1) CN86107834A (en)
AU (1) AU6466386A (en)
BR (1) BR8605740A (en)
CS (1) CS262680B2 (en)
DD (1) DD250722A5 (en)
DE (1) DE3541909C1 (en)
FI (1) FI864322A (en)
HU (1) HU195257B (en)
PL (1) PL262478A1 (en)
ZA (1) ZA867898B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0663707B2 (en) * 1987-08-01 1994-08-22 川崎重工業株式会社 Molten metal container tapping device
GB9023716D0 (en) * 1990-10-31 1990-12-12 Whellock John G Metallurgical apparatus and methods
IT1288991B1 (en) * 1996-09-27 1998-09-25 Danieli Off Mecc COOLING SYSTEM FOR ELECTRODES FOR ELECTRIC ARC FURNACES IN DIRECT CURRENT
WO1999022032A1 (en) * 1997-10-24 1999-05-06 Mcgill University Inclined heat pipe lance or tuyere with controllable heat extraction
DE10252276C1 (en) * 2002-11-11 2003-10-30 Rhi Ag Wien Metallurgical melting apparatus used as an electric furnace comprises a refractory ceramic lining through which extends a nozzle arrangement for introducing a fluid into a molten metal

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE763565C (en) * 1938-10-11 1951-12-20 Otto Dr-Ing Lellep Liquid-cooled base for converter
DE1103366B (en) * 1958-01-25 1961-03-30 Steinmueller Gmbh L & C Process for cooling highly stressed parts in metallurgical or chemical furnaces
GB880784A (en) * 1958-02-12 1961-10-25 Steinmueller Gmbh L & C Improvements relating to the high-temperature cooling of industrial furnaces
US3744780A (en) * 1972-01-07 1973-07-10 Applied Techn Corp Method of treating molten material by use of a lance

Also Published As

Publication number Publication date
CN86107834A (en) 1987-05-27
JPH0137447B2 (en) 1989-08-07
HUT43650A (en) 1987-11-30
KR870005102A (en) 1987-06-04
FI864322A0 (en) 1986-10-24
FI864322A (en) 1987-05-28
CS262680B2 (en) 1989-03-14
CS861586A2 (en) 1988-08-16
PL262478A1 (en) 1987-10-05
EP0223991A1 (en) 1987-06-03
BR8605740A (en) 1987-08-25
DE3541909C1 (en) 1987-06-11
DD250722A5 (en) 1987-10-21
HU195257B (en) 1988-04-28
JPS62196315A (en) 1987-08-29
AU6466386A (en) 1987-06-04

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