GB1283086A - Improvements in or relating to decarburization of steel - Google Patents
Improvements in or relating to decarburization of steelInfo
- Publication number
- GB1283086A GB1283086A GB52327/69A GB5232769A GB1283086A GB 1283086 A GB1283086 A GB 1283086A GB 52327/69 A GB52327/69 A GB 52327/69A GB 5232769 A GB5232769 A GB 5232769A GB 1283086 A GB1283086 A GB 1283086A
- Authority
- GB
- United Kingdom
- Prior art keywords
- steel
- adjusting
- necessary
- continuously monitoring
- carbon
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
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
-
- 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
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/068—Decarburising
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US77175268A | 1968-10-30 | 1968-10-30 | |
US14008571A | 1971-05-04 | 1971-05-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1283086A true GB1283086A (en) | 1972-07-26 |
Family
ID=26837856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB52327/69A Expired GB1283086A (en) | 1968-10-30 | 1969-10-24 | Improvements in or relating to decarburization of steel |
Country Status (6)
Country | Link |
---|---|
US (2) | US3594155A (fr) |
AT (1) | AT315883B (fr) |
BE (1) | BE741027A (fr) |
DE (1) | DE1953888C3 (fr) |
FR (1) | FR2021885B1 (fr) |
GB (1) | GB1283086A (fr) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1916945C3 (de) * | 1969-04-02 | 1980-04-17 | Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg | Anwendung des Mantelgas-Verfahrens zum Frischen von Roheisen zu Stahl |
DE2007373B2 (de) * | 1970-02-18 | 1973-05-03 | Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg | Verfahren und konverter zum herstellen ferritischer chromstaehle |
US3754895A (en) * | 1971-01-27 | 1973-08-28 | Allegheny Ludlum Ind Inc | Process for decarburization of steels |
US3847593A (en) * | 1971-07-13 | 1974-11-12 | Centro Speriment Metallurg | Process for refining metals, in particular liquid pig iron, in oxygen converters with continuous control of the operative procedure |
US3816720A (en) * | 1971-11-01 | 1974-06-11 | Union Carbide Corp | Process for the decarburization of molten metal |
US3798025A (en) * | 1971-12-29 | 1974-03-19 | Allegheny Ludlum Ind Inc | Vacuum decarburization in rh and dh type degassing systems |
US3920447A (en) * | 1972-02-28 | 1975-11-18 | Pennsylvania Engineering Corp | Steel production method |
DE2310240C2 (de) * | 1973-03-01 | 1988-03-03 | Fried. Krupp Gmbh, 4300 Essen | Verfahren zur Überwachung und Regelung der Entkohlung beim Roheisen- Frischen und Vorrichtung zur Durchführung des Verfahrens |
US4149877A (en) * | 1974-06-27 | 1979-04-17 | Centre De Recherches Metallurgiques, Centrum Voor Research In De Metallurgie | Controlling pig iron refining |
GB1559688A (en) * | 1976-04-30 | 1980-01-23 | British Steel Corp | Refining molten metal |
AT346877B (de) * | 1976-08-04 | 1978-11-27 | Voest Ag | Verfahren zur steuerung eines stahlfrischpro- zesses fuer staehle mit einem c-gehalt im bereich von 0,1 bis 0,8 gew.-% |
US4130419A (en) * | 1977-03-11 | 1978-12-19 | Linde Ag | Process for the purification, modification and heating of a cast-iron melt |
JPS5442323A (en) * | 1977-09-10 | 1979-04-04 | Nisshin Steel Co Ltd | Control procedure of steel making process using mass spectormeter |
JPS5442324A (en) * | 1977-09-10 | 1979-04-04 | Nisshin Steel Co Ltd | Control procedure of steel making process using mass spectrometer |
JPS569319A (en) * | 1979-07-05 | 1981-01-30 | Nippon Steel Corp | Vacuum treatment controller for molten steel |
FR2472615A1 (fr) | 1979-11-28 | 1981-07-03 | Merrien Pierre | Procede et dispositif d'automatisation d'un cycle de degazage sous vide d'alliages d'aluminium |
US4260415A (en) * | 1979-12-12 | 1981-04-07 | Allegheny Ludlum Steel Corporation | Decarburizing molten metal |
DE3601337A1 (de) * | 1986-01-16 | 1987-07-23 | Mannesmann Ag | Verfahren zur herstellung hochlegierter staehle im sauerstoffblaskonverter |
DE3706742A1 (de) * | 1987-02-28 | 1988-09-08 | Salzgitter Peine Stahlwerke | Verfahren und vorrichtung zur entgasungsbehandlung einer stahlschmelze in einer vakuumanlage |
US4961784A (en) * | 1987-08-13 | 1990-10-09 | Nkk Corporation | Method of smelting reduction of chromium raw materials and a smelting reduction furnace thereof |
BR8807201A (pt) * | 1987-09-10 | 1990-03-01 | Nippon Kokan Kk | Metodo de producao de aco inoxidavel em fusao por fusao redutora |
US5417739A (en) * | 1993-12-30 | 1995-05-23 | Ltv Steel Company, Inc. | Method of making high nitrogen content steel |
US5865876A (en) * | 1995-06-07 | 1999-02-02 | Ltv Steel Company, Inc. | Multipurpose lance |
US5830259A (en) * | 1996-06-25 | 1998-11-03 | Ltv Steel Company, Inc. | Preventing skull accumulation on a steelmaking lance |
US5885323A (en) * | 1997-04-25 | 1999-03-23 | Ltv Steel Company, Inc. | Foamy slag process using multi-circuit lance |
ITRM20010146A1 (it) * | 2001-03-21 | 2002-09-21 | Acciai Speciali Terni Spa | Metodo e sistema di controllo per convertitori aod. |
US6923843B1 (en) | 2001-11-13 | 2005-08-02 | Nupro Corporation | Method for oxygen injection in metallurgical process requiring variable oxygen feed rate |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3252790A (en) * | 1956-06-27 | 1966-05-24 | Union Carbide Corp | Preparation of metals and alloys |
NL270519A (fr) * | 1960-11-18 | |||
BE610265A (fr) * | 1960-11-18 | |||
FR1444050A (fr) * | 1964-05-13 | 1966-07-01 | Beteiligungs & Patentverw Gmbh | Procédé de réglage automatique du processus de soufflage d'oxygène |
FR1466041A (fr) * | 1965-02-03 | 1967-01-13 | Dynamit Nobel Ag | Procédé de préparation d'acétals de copolymères renfermant des groupes polyhydroxyméthylène ou hydroxyméthylène |
FR1486820A (fr) * | 1966-07-15 | 1967-06-30 | Leeds & Northrup Co | Procédé et appareil pour la commande d'un four basique à oxygène pour la production de l'acier |
LU52976A1 (fr) * | 1967-02-13 | 1968-10-09 |
-
1968
- 1968-10-30 US US771752A patent/US3594155A/en not_active Expired - Lifetime
-
1969
- 1969-10-24 FR FR6936500A patent/FR2021885B1/fr not_active Expired
- 1969-10-24 GB GB52327/69A patent/GB1283086A/en not_active Expired
- 1969-10-25 DE DE1953888A patent/DE1953888C3/de not_active Expired
- 1969-10-29 AT AT1019569A patent/AT315883B/de active
- 1969-10-30 BE BE741027D patent/BE741027A/xx unknown
-
1971
- 1971-05-04 US US00140085A patent/US3748122A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2021885A1 (fr) | 1970-07-24 |
US3594155A (en) | 1971-07-20 |
BE741027A (fr) | 1970-04-30 |
US3748122A (en) | 1973-07-24 |
FR2021885B1 (fr) | 1974-08-09 |
DE1953888C3 (de) | 1981-04-16 |
DE1953888B2 (de) | 1980-09-04 |
DE1953888A1 (de) | 1970-05-06 |
AT315883B (de) | 1974-06-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1283086A (en) | Improvements in or relating to decarburization of steel | |
ES408142A1 (es) | Un procedimiento para fabricar acero por afino de una masa predeterminada de metal fundido. | |
GB1331564A (en) | Process for making chromium steels | |
GB1423752A (en) | Apparatus for converting molten ferrous metal to steel | |
GB1420179A (en) | Nitrogen control in argon-oxygen refining of molten metal | |
GB1354853A (en) | Decarburisation of alloy steels | |
US5190577A (en) | Replacement of argon with carbon dioxide in a reactor containing molten metal for the purpose of refining molten metal | |
GB1336357A (en) | Deoxidizing metal | |
GB1300344A (en) | Method of decarburizing steels | |
GB1533518A (en) | Renitrogenation of basic-oxygen steels during decarburization | |
GB1418488A (en) | Method and apparatus for the refining of steel | |
TW346505B (en) | Process for producing low-carbon chromium-containing steel | |
JPS5638412A (en) | Manufacture of high-chromium steel | |
GB1430375A (en) | Process for the manufacture of low-carbon ferritic steel with a high chromium content | |
JPS5591926A (en) | Preparation of extremely low carbon nitrogen stainless steel | |
GB1216779A (en) | High pressure reduction of iron ore | |
US3219440A (en) | Method of metal purification | |
GB1290831A (fr) | ||
GB944479A (en) | Process for refining pig iron of high phosphorus content | |
US3832160A (en) | Decarburizing molten steel | |
GB915637A (en) | Improvements in or relating to the refining of steel | |
GB935065A (en) | Improvements in or relating to the melting of steels | |
GB944058A (en) | Improvements in or relating to a process for the refining of pig iron | |
GB1370130A (en) | Method for measuring the volume of gases at the outlet of an oxygen converter | |
GB1375072A (fr) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |