IT1107587B - Procedimento per migliorare il bilancio termico nella affinazione dell'acciaio - Google Patents
Procedimento per migliorare il bilancio termico nella affinazione dell'acciaioInfo
- Publication number
- IT1107587B IT1107587B IT5221778A IT5221778A IT1107587B IT 1107587 B IT1107587 B IT 1107587B IT 5221778 A IT5221778 A IT 5221778A IT 5221778 A IT5221778 A IT 5221778A IT 1107587 B IT1107587 B IT 1107587B
- Authority
- IT
- Italy
- Prior art keywords
- refining
- procedure
- steel
- improve
- thermal balance
- Prior art date
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
- C21C5/34—Blowing 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
- C21C5/30—Regulating or controlling the blowing
- C21C5/35—Blowing from above and through the bath
-
- 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)
- Carbon Steel Or Casting Steel Manufacturing (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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2755165A DE2755165C3 (de) | 1977-12-10 | 1977-12-10 | Verfahren zur Erhöhung des Schrottsatzes bei der Stahlerzeugung |
DE2838983A DE2838983C3 (de) | 1978-09-07 | 1978-09-07 | Verfahren zur Erzeugung von Stahl im Konverter |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7852217A0 IT7852217A0 (it) | 1978-12-06 |
IT1107587B true IT1107587B (it) | 1985-11-25 |
Family
ID=25773242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT5221778A IT1107587B (it) | 1977-12-10 | 1978-12-06 | Procedimento per migliorare il bilancio termico nella affinazione dell'acciaio |
Country Status (20)
Country | Link |
---|---|
US (1) | US4195985A (it) |
JP (1) | JPS54109016A (it) |
AR (1) | AR218949A1 (it) |
AT (1) | AT377006B (it) |
AU (1) | AU530510B2 (it) |
BG (1) | BG60214B2 (it) |
BR (1) | BR7808087A (it) |
CA (1) | CA1123608A (it) |
DD (1) | DD140757A5 (it) |
ES (1) | ES475778A1 (it) |
FR (1) | FR2411239A1 (it) |
GB (1) | GB2011477B (it) |
HU (1) | HU182867B (it) |
IN (1) | IN149859B (it) |
IT (1) | IT1107587B (it) |
LU (1) | LU80626A1 (it) |
MX (1) | MX155005A (it) |
NL (1) | NL177837C (it) |
PL (1) | PL211603A1 (it) |
SE (1) | SE444183B (it) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2755165C3 (de) * | 1977-12-10 | 1988-03-24 | Klöckner CRA Technologie GmbH, 4100 Duisburg | Verfahren zur Erhöhung des Schrottsatzes bei der Stahlerzeugung |
NL186331C (nl) * | 1979-03-15 | 1990-11-01 | Kloeckner Cra Patent | Werkwijze voor het bereiden van staal en convertor voor het uitvoeren van de werkwijze. |
US4334921A (en) * | 1979-04-16 | 1982-06-15 | Nippon Steel Corporation | Converter steelmaking process |
US4280838A (en) * | 1979-05-24 | 1981-07-28 | Sumitomo Metal Industries, Ltd. | Production of carbon steel and low-alloy steel with bottom blowing basic oxygen furnace |
JPS5641307A (en) * | 1979-09-10 | 1981-04-18 | Nippon Steel Corp | Increasing method for heat input in oxygen top blown steel making process |
DE2939859C2 (de) * | 1979-10-02 | 1983-06-23 | Klöckner-Werke AG, 4100 Duisburg | Verfahren zur Stahlherstellung |
LU81859A1 (fr) * | 1979-11-07 | 1981-06-04 | Arbed | Procede de conditionnement de la scorie au cours de l'affinage d'un bain de metal |
JPS5669318A (en) * | 1979-11-10 | 1981-06-10 | Nippon Steel Corp | Rotating joint for converter |
JPS6023182B2 (ja) * | 1979-12-01 | 1985-06-06 | 新日本製鐵株式会社 | 中炭素高クロム溶湯の溶製方法 |
EP0030360B2 (de) * | 1979-12-11 | 1988-09-28 | Eisenwerk-Gesellschaft Maximilianshütte mbH | Stahlerzeugungsverfahren |
DE3008145C2 (de) * | 1980-03-04 | 1989-09-21 | Klöckner CRA Technologie GmbH, 4100 Duisburg | Stahlerzeugungsverfahren |
DE2949794C2 (de) * | 1979-12-11 | 1984-01-19 | Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg | Verfahren, einer Eisenschmelze im Konverter Kohlenstoff zuzuführen |
DE2949803C2 (de) * | 1979-12-11 | 1986-10-09 | Klöckner CRA Technologie GmbH, 4100 Duisburg | Verfahren zur Verbesserung der Wärmeausnutzung bei der Stahlerzeugung aus festen Eisenmaterialien |
DE2951156A1 (de) * | 1979-12-11 | 1981-06-25 | Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg | Verfahren zur waermezufuhr bei der stahlerzeugung im konverter |
LU82069A1 (fr) * | 1980-01-09 | 1981-09-10 | Arbed | Procede d'affinage d'un bain de metal |
DE3031680A1 (de) * | 1980-08-22 | 1982-03-11 | Klöckner-Werke AG, 4100 Duisburg | Verfahren zur gaserzeugung |
US4358314A (en) * | 1980-09-03 | 1982-11-09 | British Steel Corporation | Metal refining process |
US4387884A (en) * | 1981-01-21 | 1983-06-14 | Nippon Steel Corporation | Structure of oxygen passage in steel converter vessel supporting trunnion |
JPS57137228A (en) * | 1981-02-12 | 1982-08-24 | Kawasaki Steel Corp | High-pressure granular solids transporting equipment using combustible gas |
FR2506332A1 (fr) * | 1981-05-20 | 1982-11-26 | Usinor | Dispositif d'alimentation et de distribution de gaz de brassage pour des unites d'injection situees dans le fond d'un convertisseur de fonte en acier a l'oxygene |
AU8474782A (en) * | 1981-06-19 | 1982-12-23 | British Steel Corp. | Refining of steel from pig iron |
LU83814A1 (fr) * | 1981-12-04 | 1983-09-01 | Arbed | Procede et dispositif pour l'affinage d'un bain de metal contenant des matieres refroidissantes solides |
JPS58207314A (ja) * | 1982-05-28 | 1983-12-02 | Sumitomo Metal Ind Ltd | 鋼の精錬方法 |
US4402739A (en) * | 1982-07-13 | 1983-09-06 | Kawasaki Steel Corporation | Method of operation of a top-and-bottom blown converter |
US4462825A (en) * | 1983-09-01 | 1984-07-31 | United States Steel Corporation | Method for increasing the scrap melting capability of metal refining processes |
JPS61159519A (ja) * | 1984-12-29 | 1986-07-19 | Nippon Steel Corp | 転炉操業法 |
JPS62207812A (ja) * | 1986-03-07 | 1987-09-12 | Sumitomo Metal Ind Ltd | 転炉精錬における炉内熱付与方法 |
JPS63157808A (ja) * | 1986-12-19 | 1988-06-30 | Sumitomo Metal Ind Ltd | 複合転炉によるスクラツプ溶解方法 |
DE3819031C1 (it) * | 1988-06-03 | 1989-07-20 | Kloeckner Stahl Gmbh, 4100 Duisburg, De | |
US4919714A (en) * | 1988-11-14 | 1990-04-24 | Daido Tokushuko Kabushiki Kaisha | Method and apparatus for refining steel |
AT394395B (de) * | 1989-01-13 | 1992-03-25 | Veitscher Magnesitwerke Ag | Metallurgisches gefaess und anordnung desselben |
DE4213007C1 (de) * | 1992-04-21 | 1993-12-16 | Tech Resources Pty Ltd | Verfahren und Vorrichtung zum Abdichten von Düsen in der umgebenden feuerfesten Ausmauerung |
AT405526B (de) * | 1995-03-30 | 1999-09-27 | Voest Alpine Stahl Donawitz | Verfahren und vorrichtung zur begrenzung des schaumschlackenvolumens in einem metallurgischen gefäss |
EP1380656A1 (en) * | 2002-07-10 | 2004-01-14 | Corus Technology BV | Direct melting furnace and process therefor |
CN1688721B (zh) * | 2002-07-10 | 2012-05-30 | 塔塔钢铁荷兰科技有限责任公司 | 冶金容器 |
DE102015105307A1 (de) * | 2015-04-08 | 2016-10-13 | Sms Group Gmbh | Konverter |
ES2934857T3 (es) * | 2018-02-16 | 2023-02-27 | Sms Group Gmbh | Método para refinar metal fundido utilizando un convertidor |
CN110982988B (zh) * | 2019-12-25 | 2021-08-13 | 河钢股份有限公司承德分公司 | 一种促进lf精炼炉内钢渣接触的脱硫方法及炼钢的方法 |
CN115807146B (zh) * | 2023-01-20 | 2023-07-04 | 北京科技大学 | 一种多介质共用底吹枪的转炉底吹***及其使用方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1180632A (fr) * | 1956-01-19 | 1959-06-08 | Procédé d'élaboration de l'acier dans un convertisseur soufflé par le fond et installation pour l'application dudit procédé | |
DE1583240A1 (de) * | 1967-09-30 | 1970-08-06 | Demag Ag | Verfahren und Vorrichtung zum Erzeugen von Stahl im Konverter |
FR2150250A1 (en) * | 1971-08-26 | 1973-04-06 | Creusot Loire | Feeding pulverulent, materials to a melt - in a converter using double coaxial tuyeres |
BE774886A (fr) * | 1971-11-03 | 1972-05-03 | Centre Rech Metallurgique | Procede pour la conversion de fonte en acier. |
FR2158140A1 (en) * | 1971-11-05 | 1973-06-15 | Creusot Loire | Steel making - by top and bottom blowing oxygen with a fluid contg hydrocarbons |
US3839017A (en) * | 1972-01-04 | 1974-10-01 | Pennsylvania Engineering Corp | Apparatus and method for converting impure ferrous metal to steel |
US3920448A (en) * | 1972-10-03 | 1975-11-18 | Maximilianshuette Eisenwerk | Process and converter for refining liquid metals |
AT337736B (de) * | 1973-02-12 | 1977-07-11 | Voest Ag | Verfahren zum frischen von roheisen |
US4047936A (en) * | 1973-04-04 | 1977-09-13 | Berry Metal Company | Process for refining hot metal to steel |
US3999977A (en) * | 1973-04-25 | 1976-12-28 | United States Steel Corporation | Method for controlling the injection of flux into a steelmaking vessel as a function of pressure differential |
US3960546A (en) * | 1974-05-22 | 1976-06-01 | United States Steel Corporation | Method for eliminating nose-skulls from steelmaking vessels |
-
1978
- 1978-12-01 US US05/965,676 patent/US4195985A/en not_active Expired - Lifetime
- 1978-12-05 GB GB7847314A patent/GB2011477B/en not_active Expired
- 1978-12-06 IT IT5221778A patent/IT1107587B/it active
- 1978-12-07 SE SE7812613A patent/SE444183B/sv not_active IP Right Cessation
- 1978-12-07 IN IN1305/CAL/78A patent/IN149859B/en unknown
- 1978-12-07 AR AR27472578A patent/AR218949A1/es active
- 1978-12-07 ES ES475778A patent/ES475778A1/es not_active Expired
- 1978-12-07 FR FR7834474A patent/FR2411239A1/fr active Granted
- 1978-12-07 AT AT874878A patent/AT377006B/de not_active IP Right Cessation
- 1978-12-08 LU LU80626A patent/LU80626A1/de unknown
- 1978-12-08 BR BR7808087A patent/BR7808087A/pt unknown
- 1978-12-08 BG BG4167378A patent/BG60214B2/xx unknown
- 1978-12-08 NL NL7812020A patent/NL177837C/xx not_active IP Right Cessation
- 1978-12-08 HU HU78EI825A patent/HU182867B/hu unknown
- 1978-12-08 DD DD78209627A patent/DD140757A5/de not_active IP Right Cessation
- 1978-12-08 MX MX17592878A patent/MX155005A/es unknown
- 1978-12-09 PL PL21160378A patent/PL211603A1/xx unknown
- 1978-12-11 JP JP15211278A patent/JPS54109016A/ja active Granted
- 1978-12-11 CA CA317,826A patent/CA1123608A/en not_active Expired
- 1978-12-11 AU AU42374/78A patent/AU530510B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
HU182867B (en) | 1984-03-28 |
GB2011477B (en) | 1982-10-20 |
LU80626A1 (de) | 1979-04-09 |
JPS568085B2 (it) | 1981-02-21 |
US4195985A (en) | 1980-04-01 |
SE7812613L (sv) | 1979-06-11 |
FR2411239A1 (fr) | 1979-07-06 |
NL7812020A (nl) | 1979-06-12 |
AT377006B (de) | 1985-01-25 |
FR2411239B1 (it) | 1984-09-14 |
BG60214B2 (en) | 1993-12-30 |
GB2011477A (en) | 1979-07-11 |
PL211603A1 (pl) | 1979-08-27 |
SE444183B (sv) | 1986-03-24 |
NL177837C (nl) | 1985-12-02 |
AU4237478A (en) | 1979-06-14 |
ES475778A1 (es) | 1979-04-01 |
AR218949A1 (es) | 1980-07-15 |
MX155005A (es) | 1988-01-19 |
JPS54109016A (en) | 1979-08-27 |
CA1123608A (en) | 1982-05-18 |
ATA874878A (de) | 1984-06-15 |
AU530510B2 (en) | 1983-07-21 |
DD140757A5 (de) | 1980-03-26 |
BR7808087A (pt) | 1979-08-07 |
IN149859B (it) | 1982-05-15 |
IT7852217A0 (it) | 1978-12-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT1107587B (it) | Procedimento per migliorare il bilancio termico nella affinazione dell'acciaio | |
HK10779A (en) | Improvements in or relating to quenching of molten slag | |
IT1091308B (it) | Perfezionamento nellhaffinazione dell'acciaio | |
IT1131988B (it) | Procedimento per migliorare la proprieta' di leghe | |
IT1094612B (it) | Processo e reagente per la determinazione dell'acido ascorbico | |
IT1103190B (it) | Processo per la preparazione continua di polefine | |
MY8200261A (en) | Improvements in or relating to bridge structure | |
IT8068002A0 (it) | Procedimento per la disossidazione dell acciaio | |
IT1099194B (it) | Procedimento per l'applicazione di rivestimenti e macchina per attuare il procedimento | |
IT7848577A0 (it) | Perfezionamento nelle leghe ferrocromo-nichel resistenti al calore | |
IT7827008A0 (it) | Procedimento per incrementare la velocita' di idrogenazione di poliolefine. | |
IT1160659B (it) | Procedimento per migliorare la qualita' dei profilati di acciaio | |
IT1156188B (it) | Composizioni furificate di urochinasi e procedimento per ottenerle | |
IT1141296B (it) | Preparazione di idrossiderivati dell'isopropilammino-pirimidina (attraverso riduzione con idrogeno) | |
IT1159736B (it) | Agente scorificante e procedimento per la colata continua dell'acciaio | |
IT1102739B (it) | Processo per prolungare la vita di rivestimenti di forni refrattari aod | |
IT1094961B (it) | Composizione per il trattamento dell'asma | |
IT1090358B (it) | Procedimento per il trattamento di pezzi di lavoro d'acciaio per impedirne la corrosione | |
DK583778A (da) | Staallegering med silicium | |
IT1141219B (it) | Processo per la preparazione dell' n-metil-carbammato della metiltioacetaldossima | |
IT1097632B (it) | Procedimento per la produzione di cerniere arrotolate e cerniere prodotte secondo questo procedimento | |
IT1117269B (it) | Scatola atta ad essere montata rapidamente al momento dell'uso senza ausilio di macchine o punti metallici | |
PH14003A (en) | Improvements in or relating to the refining of oils | |
IT1080753B (it) | Procedimento per la preparazione di un derivato dell'acetammide | |
IT1089414B (it) | Processo per la preparazione dell'acido 3-idrossi-3-metilglutarco |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19961227 |