AT334935B - DOUBLE OUTLET LANCE FOR REFRESHING STEEL IN CONVERTER PROCESSES - Google Patents

DOUBLE OUTLET LANCE FOR REFRESHING STEEL IN CONVERTER PROCESSES

Info

Publication number
AT334935B
AT334935B AT570971A AT570971A AT334935B AT 334935 B AT334935 B AT 334935B AT 570971 A AT570971 A AT 570971A AT 570971 A AT570971 A AT 570971A AT 334935 B AT334935 B AT 334935B
Authority
AT
Austria
Prior art keywords
double outlet
converter processes
refreshing steel
outlet lance
lance
Prior art date
Application number
AT570971A
Other languages
German (de)
Other versions
ATA570971A (en
Inventor
Aldo Dr Ramacciotti
Alberto Dr Praitoni
Bruno Dr Imberti
Original Assignee
Centro Speriment Metallurg
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 Centro Speriment Metallurg filed Critical Centro Speriment Metallurg
Publication of ATA570971A publication Critical patent/ATA570971A/en
Application granted granted Critical
Publication of AT334935B publication Critical patent/AT334935B/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
AT570971A 1970-07-01 1971-07-01 DOUBLE OUTLET LANCE FOR REFRESHING STEEL IN CONVERTER PROCESSES AT334935B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5183870 1970-07-01

Publications (2)

Publication Number Publication Date
ATA570971A ATA570971A (en) 1976-06-15
AT334935B true AT334935B (en) 1977-02-10

Family

ID=11275816

Family Applications (1)

Application Number Title Priority Date Filing Date
AT570971A AT334935B (en) 1970-07-01 1971-07-01 DOUBLE OUTLET LANCE FOR REFRESHING STEEL IN CONVERTER PROCESSES

Country Status (12)

Country Link
US (1) US3730505A (en)
JP (1) JPS523322B1 (en)
AT (1) AT334935B (en)
BE (1) BE769142A (en)
CA (1) CA974057A (en)
DE (1) DE2131345A1 (en)
ES (1) ES392685A1 (en)
FR (1) FR2097098B1 (en)
GB (1) GB1349069A (en)
LU (1) LU63398A1 (en)
NL (1) NL7109012A (en)
ZA (1) ZA713585B (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4230274A (en) * 1978-07-10 1980-10-28 Pullman Berry Company Lance for removing skulls from steelmaking vessels
US4322033A (en) * 1978-07-10 1982-03-30 Pullman Berry Company Lance and method for removing skulls from steelmaking vessels
JPS5816013A (en) * 1981-07-17 1983-01-29 Kawasaki Steel Corp Operating method for top and bottom blown converter and top blowing lance for operation of top and bottom blown converter
NL8104474A (en) * 1981-10-01 1983-05-02 Estel Hoogovens Bv LIQUID COOLED LANCE FOR BLOWING OXYGEN ON A STEEL BATH.
NL8201269A (en) * 1982-03-26 1983-10-17 Hoogovens Groep Bv METHOD FOR MANUFACTURING STEEL IN A CONVERTER FROM CRUDE IRON AND SCRAP.
DE3231867A1 (en) * 1982-08-27 1984-03-01 Saar-Metallwerke GmbH, 6600 Saarbrücken DUAL CIRCUIT FOR FRESH METAL MELTING
LU84433A1 (en) * 1982-10-22 1984-05-10 Mecan Arbed Dommeldange S A R DEVICE FOR PROVIDING CARBONATED AND SOLID MATERIALS TO A METAL BATH IN THE REFINING PROCESS
NL8400393A (en) * 1984-02-08 1985-09-02 Hoogovens Groep Bv LIQUID COOLED LANCE FOR BLOWING OXYGEN ON A STEEL BATH.
AU640955B2 (en) * 1989-09-29 1993-09-09 Ausmelt Pty Ltd Top submerged injection with a shrouded lance
CA2066455C (en) * 1989-09-29 1995-12-19 John Millace Floyd Top submerged injection with a shrouded lance
IN181041B (en) * 1991-09-20 1998-04-18 Ausmelt Ltd
US5865876A (en) * 1995-06-07 1999-02-02 Ltv Steel Company, Inc. Multipurpose lance
BE1009743A3 (en) * 1995-06-23 1997-07-01 Thomas Jacques Tuyere blowing oxygen steel.
DE19543960C2 (en) * 1995-11-25 2000-04-06 Driam Metallprodukt Gmbh & Co Spray arm for a coating device
US5830259A (en) * 1996-06-25 1998-11-03 Ltv Steel Company, Inc. Preventing skull accumulation on a steelmaking lance
DE602005015575D1 (en) * 2004-05-14 2009-09-03 Linde Inc FINE OF MELT LIQUID METAL
AU2012276276B2 (en) 2011-06-30 2015-01-22 Metso Metals Oy Top submerged injecting lances
ES2621331T3 (en) 2011-09-02 2017-07-03 Outotec Oyj Spears for superior submerged injection
MX2014006334A (en) 2011-11-30 2014-06-23 Outotec Oyj Fluid cooled lances for top submerged injection.
AU2013204818B2 (en) 2013-04-12 2015-02-19 Metso Metals Oy Molten bath temperature measurement for a top submerged lance injection installation
KR101700078B1 (en) 2013-10-16 2017-01-26 오토텍 (핀랜드) 오와이 Top submerged injection lance for enhanced submerged combustion
WO2015056142A1 (en) 2013-10-16 2015-04-23 Outotec (Finland) Oy Top submerged injection lance for enhanced heat transfer
WO2022074428A1 (en) * 2020-10-06 2022-04-14 Arcelormittal Lance for blowing oxygen in steelmaking

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1317735A (en) * 1963-05-08
US3309195A (en) * 1965-05-05 1967-03-14 Leland H Hutton Method of delivering oxygen to basic oxygen furnaces, and oxygen lances therefor
CH469943A (en) * 1967-03-21 1969-03-15 Nova Hut Klementa Gottwalda Na Nozzle for burning liquid fuels or for blowing oxidizing gas into steel furnaces
US3488044A (en) * 1967-05-01 1970-01-06 Nat Steel Corp Apparatus for refining metal
CH496095A (en) * 1968-02-21 1970-09-15 Vitkovice Zelezarny Blowing nozzle for steel hearth ovens, especially tandem ovens

Also Published As

Publication number Publication date
NL7109012A (en) 1972-01-04
JPS523322B1 (en) 1977-01-27
GB1349069A (en) 1974-03-27
BE769142A (en) 1971-11-03
FR2097098B1 (en) 1974-05-31
FR2097098A1 (en) 1972-03-03
ES392685A1 (en) 1973-08-01
ATA570971A (en) 1976-06-15
ZA713585B (en) 1972-01-26
US3730505A (en) 1973-05-01
DE2131345A1 (en) 1972-01-13
LU63398A1 (en) 1971-09-22
CA974057A (en) 1975-09-09

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee