SE7711065L - Lans for injicering av pulverformigt material i metallsmelta - Google Patents

Lans for injicering av pulverformigt material i metallsmelta

Info

Publication number
SE7711065L
SE7711065L SE7711065A SE7711065A SE7711065L SE 7711065 L SE7711065 L SE 7711065L SE 7711065 A SE7711065 A SE 7711065A SE 7711065 A SE7711065 A SE 7711065A SE 7711065 L SE7711065 L SE 7711065L
Authority
SE
Sweden
Prior art keywords
lance
tip
outlet
pipe bore
outlet duct
Prior art date
Application number
SE7711065A
Other languages
Unknown language ( )
English (en)
Other versions
SE424915B (sv
Inventor
P A Nilsson
G B Harrysson
L T Larsson
K J Poderschan
P Ritakallio
T Lehner
Original Assignee
Metallurg Forskning Stiftelsen
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 Metallurg Forskning Stiftelsen filed Critical Metallurg Forskning Stiftelsen
Priority to SE7711065A priority Critical patent/SE424915B/sv
Priority to US05/945,821 priority patent/US4192490A/en
Priority to IT28327/78A priority patent/IT1100664B/it
Priority to JP12126778A priority patent/JPS5461009A/ja
Priority to GB7839037A priority patent/GB2005815B/en
Publication of SE7711065L publication Critical patent/SE7711065L/sv
Publication of SE424915B publication Critical patent/SE424915B/sv

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
    • 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
    • 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
    • F27D3/16—Introducing a fluid jet or current into the charge

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)
SE7711065A 1977-10-04 1977-10-04 Lans for injicering av pulverformigt material i metallsmeltor SE424915B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE7711065A SE424915B (sv) 1977-10-04 1977-10-04 Lans for injicering av pulverformigt material i metallsmeltor
US05/945,821 US4192490A (en) 1977-10-04 1978-09-26 Lance for injecting powdery material into molten metal
IT28327/78A IT1100664B (it) 1977-10-04 1978-10-02 Lancia per iniettare materiali pulverolenti e gas in fusioni
JP12126778A JPS5461009A (en) 1977-10-04 1978-10-03 Lance for blowing powder into molten metal
GB7839037A GB2005815B (en) 1977-10-04 1978-10-03 Lance for injecting powdery material into molten metal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7711065A SE424915B (sv) 1977-10-04 1977-10-04 Lans for injicering av pulverformigt material i metallsmeltor

Publications (2)

Publication Number Publication Date
SE7711065L true SE7711065L (sv) 1979-04-05
SE424915B SE424915B (sv) 1982-08-16

Family

ID=20332449

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7711065A SE424915B (sv) 1977-10-04 1977-10-04 Lans for injicering av pulverformigt material i metallsmeltor

Country Status (5)

Country Link
US (1) US4192490A (sv)
JP (1) JPS5461009A (sv)
GB (1) GB2005815B (sv)
IT (1) IT1100664B (sv)
SE (1) SE424915B (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3050647A1 (de) * 1980-11-28 1983-06-30 Sibirsk Metall Inst Blasform zum einblasen von pulverstoffen in das fluessige metall
JPS5822339A (ja) * 1981-07-30 1983-02-09 Denka Consult & Eng Co Ltd 複管多孔ランス
SE448026B (sv) * 1982-02-08 1987-01-12 Lennart Streng Metallurgisk lans
SE447675B (sv) * 1982-10-15 1986-12-01 Ifm Dev Ab Dysa for injektionslans
JPS6184313A (ja) * 1984-09-28 1986-04-28 Nippon Kokan Kk <Nkk> ア−クプロセスによる溶鋼の精錬方法
JPS6164150U (sv) * 1984-09-28 1986-05-01
DE3505821C1 (de) * 1985-02-20 1986-08-07 Didier-Werke Ag, 6200 Wiesbaden Huelse zum Einblasen von Feststoffen in eine Metallschmelze
US4989838A (en) * 1989-08-10 1991-02-05 Kaldon Richard G Metallurgical treatment lance
US5377960A (en) * 1993-03-01 1995-01-03 Berry Metal Company Oxygen/carbon blowing lance assembly
DE10140667C1 (de) * 2001-08-24 2003-03-13 Ekw Eisenberger Klebsand Werke Feuerfeste Blaslanze und Verfahren zu deren Herstellung
US7618473B1 (en) * 2003-10-27 2009-11-17 Rodney L. Naro Method for improving operational efficiency in clogged induction melting and pouring furnaces
WO2006133679A2 (de) * 2005-06-13 2006-12-21 Karl Konzelmann Metallschmelzwerke Gmbh & Co. Kg Verfahren zum einstellen vorgegebener schmelzeeigenschaften in einem flüssigmetall, insbesondere flüssigaluminium, behandlungssystem, transportbehälter und transportfahrzeug für flüssigmetall
AT514132B1 (de) 2013-03-25 2015-11-15 Voestalpine Stahl Gmbh Verfahren zur Bestimmung von Reaktionsdaten eines Reaktionsablaufs

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2991173A (en) * 1959-02-27 1961-07-04 Siderurgie Fse Inst Rech Metal refining method and apparatus
US3063828A (en) * 1960-05-04 1962-11-13 American Metal Climax Inc Method of producing coppersulfur alloys
US3488044A (en) * 1967-05-01 1970-01-06 Nat Steel Corp Apparatus for refining metal

Also Published As

Publication number Publication date
GB2005815B (en) 1982-05-19
US4192490A (en) 1980-03-11
JPS5461009A (en) 1979-05-17
SE424915B (sv) 1982-08-16
IT7828327A0 (it) 1978-10-02
GB2005815A (en) 1979-04-25
IT1100664B (it) 1985-09-28

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