[go: up one dir, main page]

IT1032946B - Procedimento e dispostivo per l eliminazione dei fondi di becco nei convertitori metallurgici - Google Patents

Procedimento e dispostivo per l eliminazione dei fondi di becco nei convertitori metallurgici

Info

Publication number
IT1032946B
IT1032946B IT6831475A IT6831475A IT1032946B IT 1032946 B IT1032946 B IT 1032946B IT 6831475 A IT6831475 A IT 6831475A IT 6831475 A IT6831475 A IT 6831475A IT 1032946 B IT1032946 B IT 1032946B
Authority
IT
Italy
Prior art keywords
metallurgic
converters
elimination
procedure
nozzle bottoms
Prior art date
Application number
IT6831475A
Other languages
English (en)
Original Assignee
Uss Eng & Consult
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 Uss Eng & Consult filed Critical Uss Eng & Consult
Application granted granted Critical
Publication of IT1032946B publication Critical patent/IT1032946B/it

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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/35—Blowing from above and through the bath
    • 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
    • C21C5/4693—Skull removal; Cleaning of the converter mouth
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
IT6831475A 1974-05-22 1975-05-21 Procedimento e dispostivo per l eliminazione dei fondi di becco nei convertitori metallurgici IT1032946B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/472,245 US3960546A (en) 1974-05-22 1974-05-22 Method for eliminating nose-skulls from steelmaking vessels

Publications (1)

Publication Number Publication Date
IT1032946B true IT1032946B (it) 1979-06-20

Family

ID=23874719

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6831475A IT1032946B (it) 1974-05-22 1975-05-21 Procedimento e dispostivo per l eliminazione dei fondi di becco nei convertitori metallurgici

Country Status (10)

Country Link
US (1) US3960546A (it)
JP (1) JPS565810B2 (it)
BR (1) BR7503176A (it)
DE (1) DE2522467A1 (it)
FR (1) FR2272179B1 (it)
GB (1) GB1503354A (it)
HU (1) HU171845B (it)
IN (1) IN143070B (it)
IT (1) IT1032946B (it)
SE (1) SE7505789L (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4040819A (en) * 1976-08-06 1977-08-09 Rounds Gerald L Basic oxygen steel furnace and process
US4195985A (en) * 1977-12-10 1980-04-01 Eisenwerk-Gesellschaft Maximilianshutte Mbh. Method of improvement of the heat-balance in the refining of steel
DE2755165C3 (de) * 1977-12-10 1988-03-24 Klöckner CRA Technologie GmbH, 4100 Duisburg Verfahren zur Erhöhung des Schrottsatzes bei der Stahlerzeugung
US4165065A (en) * 1978-03-09 1979-08-21 Bowden James J Lime removal from furnace surfaces
US4172182A (en) * 1978-03-21 1979-10-23 Phillips Petroleum Company Energy conversion devices
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
US4210442A (en) * 1979-02-07 1980-07-01 Union Carbide Corporation Argon in the basic oxygen process to control slopping
IT1128862B (it) * 1979-02-17 1986-06-04 Foseco Trading Ag Recipiente metallurgico di versamento
LU81207A1 (fr) * 1979-04-30 1980-12-16 Arbed Procede d'affinage d'un bain de metal contenant des matieres refroidissantes solides
US4278464A (en) * 1979-12-27 1981-07-14 Union Carbide Corporation Method for preventing slopping during subsurface pneumatic refining of steel
US4458883A (en) * 1981-11-27 1984-07-10 United States Steel Corporation Molten metal fume suppression
CA1201372A (en) * 1982-06-24 1986-03-04 Corporation Cadre (The) Oxygen-fuel burner with lancing capability
US4795066A (en) * 1982-09-23 1989-01-03 Kaiser Steel Corporation Ladle nozzle insert
US4462825A (en) * 1983-09-01 1984-07-31 United States Steel Corporation Method for increasing the scrap melting capability of metal refining processes
JPS6394307U (it) * 1986-12-09 1988-06-17
DE68915298T2 (de) * 1988-02-12 1994-09-08 Kloeckner Cra Patent Verfahren und Vorrichtung zur Nachverbrennung.
DE3819031C1 (it) * 1988-06-03 1989-07-20 Kloeckner Stahl Gmbh, 4100 Duisburg, De
JPH0427211U (it) * 1990-06-28 1992-03-04
AT395984B (de) * 1991-07-16 1993-04-26 Voest Alpine Ind Anlagen Einrichtung zum freihalten einer lanzenoeffnung eines metallurgischen gefaesses
US5244646A (en) * 1991-12-10 1993-09-14 Advance Metals Technology Corporation Prevention of blockage of charge feed tube in smelting furnace
JP3338312B2 (ja) * 1996-11-05 2002-10-28 日鉱金属株式会社 銅製錬用自溶炉の炉内付着物除去方法及び装置
US5897684A (en) * 1997-04-17 1999-04-27 Ltv Steel Company, Inc. Basic oxygen process with iron oxide pellet addition
JP5633444B2 (ja) * 2010-03-29 2014-12-03 Ｊｆｅスチール株式会社 転炉炉口堆積地金の溶解方法
DE102015105307A1 (de) * 2015-04-08 2016-10-13 Sms Group Gmbh Konverter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2562813A (en) * 1948-03-11 1951-07-31 Standard Oil Dev Co Continuous ore reducing and melting operation
US3854932A (en) * 1973-06-18 1974-12-17 Allegheny Ludlum Ind Inc Process for production of stainless steel

Also Published As

Publication number Publication date
DE2522467A1 (de) 1975-12-04
FR2272179A1 (it) 1975-12-19
JPS565810B2 (it) 1981-02-06
SE7505789L (sv) 1975-11-24
FR2272179B1 (it) 1979-06-15
JPS50160105A (it) 1975-12-25
GB1503354A (en) 1978-03-08
HU171845B (hu) 1978-03-28
BR7503176A (pt) 1976-04-20
US3960546A (en) 1976-06-01
IN143070B (it) 1977-09-24

Similar Documents

Publication Publication Date Title
IT1032946B (it) Procedimento e dispostivo per l eliminazione dei fondi di becco nei convertitori metallurgici
BR7500745A (pt) Garrafa ministradora de liquidos aperfeicoada
AT360845B (de) Schraubverschluss fuer behaelter und verfahren zum aufsetzen desselben
IT1022243B (it) Procedimento e dispositivo per l assorbimento di s03
SE434166B (sv) Forfarande och anordning for vermebehandling av stalstang i form av iserdragna ringslingor
CH538894A (de) Flachrohr und Verfahren zum Herstellen desselben
IT1029450B (it) Perfezionamento nei dispositivi per la fabbricazione di pannoli ni monouso
IT1041134B (it) Perfezionamento nell composizioni per il controllo delle erbacce e procedimento di impiego
IT1004135B (it) Perfezionamento nei procedimenti e nei dispositivi per la pulitura diforme per fonderia
IT1029757B (it) Perfezionamenti nei dispositivi e procedimenti per la produzione di elettrodi per la fusione di alluminio
IT1043274B (it) Procedimento ed apparecchio per la condensazione di vaporidi zimco mediante und spruzzo di piombo
AT353401B (de) Vorrichtung zur desoxydation von werkstuecken in der zahntechnik
IT1026336B (it) Procedimento e dispositivo per la produzione di alluminio
IT1010763B (it) Procedimento e dispositivo per la fabbricazione di materiali in fo glio od in pezza
IT1043490B (it) Procedimento e dispositivo per la fabbricazione di pnfumatici
RO68713A (ro) Aparat pentru separarea lichidelor si solidelor
DK303175A (da) Fremgangsmade til fremstilling af cellulere polyurethaner samt tverbindingsmiddel til brug ved fremgangsmaden
IT1022231B (it) Procedimento e dispositivo per la purificazione di lattam
IT1066989B (it) Procedimento e dispositivo per il raddrizzamento di materiali profilati
YU186675A (en) Device for inverting rails and profiles around the longitudinal axis thereof
IT1035260B (it) Procedimento per la fabbricazione di vernici in folvere
IT1032931B (it) Procedimento e dispostivo per la fabbricazione di abrasivi
RO72719A (ro) Procedeu si dispozitiv pentru producerea feroaliajelor
IT1035937B (it) Perfezionamento nei dispositivi per la distribuzione di flusso di fluidi in proporzioni fisse
IT1040395B (it) Procedimento e dispositivo per la miscelazione di alemo due mezzi