|
BE752893A
(fr)
*
|
1969-07-08 |
1970-12-16 |
Forges De La Loire St Chamond |
Procede et dispositif de refroidissement d'une tuyere de convertisseur d'affinage
|
|
US3779534A
(en)
*
|
1969-07-08 |
1973-12-18 |
Creusot Loire |
Device for cooling a tuyere of a refining converter
|
|
IT944546B
(it)
*
|
1969-12-27 |
1973-04-20 |
Maximilianshuette Eisenwerk |
Procedimento e convertitore per trasformare ghisa in acciaio mediante affinazione
|
|
US3865579A
(en)
*
|
1970-01-05 |
1975-02-11 |
Koppers Co Inc |
Method and apparatus for the production of steel
|
|
DE2007373B2
(de)
*
|
1970-02-18 |
1973-05-03 |
Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg |
Verfahren und konverter zum herstellen ferritischer chromstaehle
|
|
LU62356A1
(enrdf_load_stackoverflow)
*
|
1971-01-04 |
1972-08-23 |
|
|
|
FR2131674A5
(enrdf_load_stackoverflow)
*
|
1971-04-10 |
1972-11-10 |
Messer Griesheim Gmbh |
|
|
BE781241A
(fr)
*
|
1971-05-28 |
1972-07-17 |
Creusot Loire |
Procede d'affinage des aciers allies contenant du chrome et plus specialement des aciers inoxydables
|
|
FR2182633B2
(enrdf_load_stackoverflow)
*
|
1971-07-29 |
1974-11-08 |
Creusot Loire |
|
|
US3804393A
(en)
*
|
1971-08-09 |
1974-04-16 |
Pennsylvania Engineering Corp |
Steel conversion apparatus
|
|
BE788512A
(fr)
*
|
1971-09-21 |
1973-01-02 |
Creusot Loire |
Procede de protection d'une tuyere de convertisseur d'affinage
|
|
BE789083A
(fr)
*
|
1971-10-06 |
1973-01-15 |
Uddeholms Ab |
Procede de reduction de la teneur de carbone dans des produits metallurgiques
|
|
BE774886A
(fr)
*
|
1971-11-03 |
1972-05-03 |
Centre Rech Metallurgique |
Procede pour la conversion de fonte en acier.
|
|
US3851866A
(en)
*
|
1971-12-09 |
1974-12-03 |
H Knuppel |
Process and a device for even distribution and alternating supply of liquid and gaseous protective media for the refining gas tuyeres of a converter
|
|
DE2161000C3
(de)
*
|
1971-12-09 |
1975-04-17 |
Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg |
Verfahren und Vorrichtung zur gleichmäßigen Zuteilung und wechselweisen Zuführung von flüssigen oder gasförmigen Schutzmedien für Frischgasdüsen in einem Konverter
|
|
US3908969A
(en)
*
|
1971-12-20 |
1975-09-30 |
Pennsylvania Engineering Corp |
Method and apparatus for air pollution control combined with safe recovery and control of gases from a bottom-blown steel converter vessel
|
|
US3839017A
(en)
*
|
1972-01-04 |
1974-10-01 |
Pennsylvania Engineering Corp |
Apparatus and method for converting impure ferrous metal to steel
|
|
US3898077A
(en)
*
|
1972-01-05 |
1975-08-05 |
Maximilianshuette Eisenwerk |
Process for refining metal melts
|
|
US4165980A
(en)
*
|
1972-01-13 |
1979-08-28 |
Gfe Gesellschaft Fur Elektrometallurgie Mit Beschrankter Haftung |
Method of rapidly decarburizing ferro- alloys with oxygen
|
|
US3791814A
(en)
*
|
1972-02-22 |
1974-02-12 |
Centre Rech Metallurgique |
Process for oxygen refining of pig iron
|
|
US3920447A
(en)
*
|
1972-02-28 |
1975-11-18 |
Pennsylvania Engineering Corp |
Steel production method
|
|
US3905589A
(en)
*
|
1972-03-27 |
1975-09-16 |
Pennsylvania Engineering Corp |
Steel production method and apparatus
|
|
US3796420A
(en)
*
|
1972-03-30 |
1974-03-12 |
Pennsylvania Engineering Corp |
Steel conversion apparatus
|
|
BE782186A
(fr)
*
|
1972-04-14 |
1972-04-28 |
Centre Rech Metallurgique |
Procede d'affinage de fonte.
|
|
US3990890A
(en)
*
|
1972-05-17 |
1976-11-09 |
Creusot-Loire |
Process for refining molten copper matte with an enriched oxygen blow
|
|
US3895785A
(en)
*
|
1972-08-01 |
1975-07-22 |
United States Steel Corp |
Method and apparatus for controlling the operation of a steel refining converter
|
|
US3841617A
(en)
*
|
1972-08-18 |
1974-10-15 |
Pennsylvania Engineering Corp |
Adjustable tuyere for metallurgical vessels
|
|
US3802684A
(en)
*
|
1972-08-29 |
1974-04-09 |
Steel Corp |
Tuyere construction
|
|
US3907549A
(en)
*
|
1972-08-29 |
1975-09-23 |
United States Steel Corp |
Method of refining in improved Q-BOP vessel
|
|
US3802685A
(en)
*
|
1972-08-29 |
1974-04-09 |
Steel Corp |
Q-bop vessel construction
|
|
US4047707A
(en)
*
|
1972-10-03 |
1977-09-13 |
Eisenwerk-Gesellschaft Maximilianshutte Mbh |
Process and converter for refining liquid metals
|
|
DE2349196A1
(de)
*
|
1972-10-06 |
1974-04-18 |
Uddeholms Ab |
Verfahren zum entkohlen von chromreichem stahl
|
|
US3867136A
(en)
*
|
1972-10-06 |
1975-02-18 |
Uddeholms Ab |
Decarburisation of chromium containing iron, cobalt or nickel based alloys
|
|
CA978366A
(en)
*
|
1972-10-13 |
1975-11-25 |
Sydney Steel Corporation |
Operation of a blast furnace
|
|
CA978352A
(en)
*
|
1972-10-25 |
1975-11-25 |
William Wells |
Tapping of a blast furnace
|
|
US3859078A
(en)
*
|
1972-10-30 |
1975-01-07 |
Sydney Steel Corp |
Method of operating a basic open hearth furnace
|
|
US3902889A
(en)
*
|
1972-11-30 |
1975-09-02 |
United States Steel Corp |
Electric arc melting furnace
|
|
US3819165A
(en)
*
|
1972-12-08 |
1974-06-25 |
Maximilianshuette Eisenwerk |
Device for blowing-in oxygen through the refractory lining of a metallurgical converter
|
|
FR2216362B1
(enrdf_load_stackoverflow)
*
|
1973-02-07 |
1975-10-31 |
Creusot Loire |
|
|
AT337736B
(de)
*
|
1973-02-12 |
1977-07-11 |
Voest Ag |
Verfahren zum frischen von roheisen
|
|
US3951643A
(en)
*
|
1973-02-26 |
1976-04-20 |
Pennsylvania Engineering Corporation |
Steel production method
|
|
SU605549A3
(ru)
*
|
1973-03-03 |
1978-04-30 |
Эйзенверк-Гезельшафт Максимилиансхютте Гмбх (Фирма) |
Фурма
|
|
US4196159A
(en)
*
|
1973-03-07 |
1980-04-01 |
Eisenwerk-Gesellschaft Maximilianshutte Mbh. |
Process for increasing the life of the refractory masonry of metallurgical vessels
|
|
US3873074A
(en)
*
|
1973-03-26 |
1975-03-25 |
Berry Metal Co |
Converter-bottom for bottom-blow steel making process
|
|
US3898078A
(en)
*
|
1973-03-29 |
1975-08-05 |
Youngstown Sheet And Tube Co |
Method and apparatus for injecting refining oxygen in steelmaking processes
|
|
CA1014753A
(en)
*
|
1973-03-30 |
1977-08-02 |
Karl Brotzmann |
Process for lowering the iron content in nickel melts
|
|
US3912243A
(en)
*
|
1973-04-04 |
1975-10-14 |
Berry Metal Co |
Apparatus and process for refining hot metal to steel
|
|
DE2316768B2
(de)
*
|
1973-04-04 |
1977-03-03 |
Fried. Krupp Gmbh, 4300 Essen |
Verfahren zum frischen von metallen, insbesondere roheisen, und vorrichtung zur durchfuehrung des verfahrens
|
|
DE2326754C3
(de)
*
|
1973-05-25 |
1978-04-20 |
Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg |
Vorrichtung zum gesteuerten Zuführen eines Frischgases und eines fluiden Schutzmediums
|
|
US3891429A
(en)
*
|
1973-06-07 |
1975-06-24 |
Koppers Co Inc |
Method for selective decarburization of alloy steels
|
|
US3897048A
(en)
*
|
1973-06-15 |
1975-07-29 |
Pennsylvania Engineering Corp |
Metallurgical vessel and method of operating same
|
|
US3868096A
(en)
*
|
1973-06-21 |
1975-02-25 |
Pennsylvania Engineering Corp |
Tuyere support means for metallurgical vessels
|
|
US3873073A
(en)
*
|
1973-06-25 |
1975-03-25 |
Pennsylvania Engineering Corp |
Apparatus for processing molten metal
|
|
US3861888A
(en)
*
|
1973-06-28 |
1975-01-21 |
Union Carbide Corp |
Use of CO{HD 2 {B in argon-oxygen refining of molten metal
|
|
BE802163A
(fr)
*
|
1973-07-10 |
1973-11-05 |
Centre Rech Metallurgique |
Perfectionnements aux procedes d'affinage pneumatique de fonte par le fond d'un convertiseur.
|
|
US4045215A
(en)
*
|
1973-07-16 |
1977-08-30 |
Creusot-Loire |
Method of refining mattes containing nickel
|
|
DE2404288A1
(de)
*
|
1974-01-30 |
1975-07-31 |
Baum Verfahrenstechnik |
Verfahren zur wiedergewinnung von reaktionsgassen aus mittels reinem sauerstoff bodengeblasenen und mit kohlenwasserstoffen gekuehlten stahlkonvertern sowie vorrichtung
|
|
FR2291287A2
(fr)
*
|
1974-11-13 |
1976-06-11 |
Creusot Loire |
Methode de soufflage en vue d'obtenir de tres basses teneurs en carbone dans les aciers au chrome
|
|
FR2267376B1
(enrdf_load_stackoverflow)
*
|
1974-04-11 |
1977-06-24 |
Creusot Loire |
|
|
AR207871A1
(es)
*
|
1974-08-08 |
1976-11-08 |
Maximilianshuette Eisenwerk |
Tobera de inyeccion de gas reactivo en recipientes de fusion o de afino para metales
|
|
DE2538159C2
(de)
*
|
1974-08-30 |
1984-08-09 |
USS Engineers and Consultants, Inc., Pittsburgh, Pa. |
Verfahren zum Frischen von Roheisen
|
|
US3930843A
(en)
*
|
1974-08-30 |
1976-01-06 |
United States Steel Corporation |
Method for increasing metallic yield in bottom blown processes
|
|
US4004920A
(en)
*
|
1975-05-05 |
1977-01-25 |
United States Steel Corporation |
Method of producing low nitrogen steel
|
|
US3985550A
(en)
*
|
1975-01-23 |
1976-10-12 |
United States Steel Corporation |
Method of producing low sulfur steel
|
|
DE2504946C2
(de)
*
|
1975-02-06 |
1980-04-30 |
Kloeckner-Werke Ag, 4100 Duisburg |
Verfahren und Vorrichtung zum Einschmelzen von Schrott, Eisenschwamm, Pellets oder dgl
|
|
DE2507961C3
(de)
*
|
1975-02-25 |
1978-07-20 |
Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg |
Verfahren zum Herstellen von Stahl aus Roheisen
|
|
US4138098A
(en)
*
|
1975-08-14 |
1979-02-06 |
Creusot-Loire |
Method of blowing smelting shaft furnaces and tuyeres used for said blowing
|
|
FR2349655A1
(fr)
*
|
1976-04-28 |
1977-11-25 |
Creusot Loire |
Methode de protection des tuyeres de soufflage d'oxygene pur en acierie de conversion
|
|
ZA775918B
(en)
*
|
1977-01-11 |
1978-05-30 |
Nat Steel Corp |
The use of orgon to prepare low-carbon,low-nitrogen steels in the basic oxygen process
|
|
US4208206A
(en)
*
|
1977-03-31 |
1980-06-17 |
Union Carbide Corporation |
Method for producing improved metal castings by pneumatically refining the melt
|
|
ZA781814B
(en)
*
|
1977-03-31 |
1979-03-28 |
Union Carbide Corp |
Method for producing improved metal castings by pneumatically refining the melt
|
|
US4198230A
(en)
*
|
1977-05-04 |
1980-04-15 |
Eisenwerk-Gesellschaft Maximilianshutte Mbh |
Steelmaking process
|
|
US4123259A
(en)
*
|
1977-05-20 |
1978-10-31 |
Eisenwerk-Gesellschaft Maximilianshutte Mbh |
Method for supplying thermal energy to steel melts
|
|
DE2737832C3
(de)
*
|
1977-08-22 |
1980-05-22 |
Fried. Krupp Huettenwerke Ag, 4630 Bochum |
Verwendung von im Querschnitt veränderlichen Blasdüsen zur Herstellung von rostfreien Stählen
|
|
US4139368A
(en)
*
|
1977-10-11 |
1979-02-13 |
Pennsylvania Engineering Corporation |
Metallurgical method
|
|
FR2414559A1
(fr)
*
|
1978-01-17 |
1979-08-10 |
Creusot Loire |
Procede d'affinage des ferro-manganeses
|
|
US4174212A
(en)
*
|
1978-03-10 |
1979-11-13 |
A. Finkl & Sons Co. |
Method for the refining of steel
|
|
BE873920A
(fr)
*
|
1979-02-02 |
1979-05-29 |
Centre Rech Metallurgique |
Perfectionnements aux procede d'affinage de fonte au convertisseur
|
|
DE2825851B1
(de)
*
|
1978-06-13 |
1979-12-20 |
Maximilianshuette Eisenwerk |
Vorrichtung zur Versorgung von Duesen mit gasfoermigen und/oder fluessigen Kohlenwasserstoffen
|
|
DE2845004C2
(de)
*
|
1978-10-16 |
1980-12-11 |
Mannesmann Demag Ag, 4100 Duisburg |
Düsenanordnung für Stahlerzeugungsöfen, insbesondere für Stahlwerkskonverter
|
|
DE2924761A1
(de)
*
|
1979-06-20 |
1981-01-22 |
Kloeckner Humboldt Deutz Ag |
Verfahren und vorrichtung zur erzeugung eines konvektiven reaktions- systems zwischen einem reaktions-medium und einem schmelzbad
|
|
FR2473064A1
(fr)
*
|
1980-01-02 |
1981-07-10 |
Siderurgie Fse Inst Rech |
Procede de brassage pneumatique d'un bain de metal en fusion
|
|
EP0045658A1
(en)
*
|
1980-08-06 |
1982-02-10 |
British Steel Corporation |
Gas inlet orifice monitoring
|
|
JPS5873732A
(ja)
*
|
1981-10-26 |
1983-05-04 |
Nippon Steel Corp |
金属の精錬方法
|
|
JPS58147509A
(ja)
*
|
1982-02-26 |
1983-09-02 |
Kawasaki Steel Corp |
ステンレス鋼の溶製方法
|
|
US4780133A
(en)
*
|
1986-11-10 |
1988-10-25 |
Lazcano Navarro Arturo |
Process to improve the refining of liquid metals by natural gas injection
|
|
ATE153245T1
(de)
*
|
1991-07-29 |
1997-06-15 |
Molten Metal Tech Inc |
Verfahren zur oxidation in einem schmelzbad
|
|
AU653294B2
(en)
*
|
1992-08-26 |
1994-09-22 |
Nippon Steel Corporation |
Process for vacuum degassing molten steel
|
|
RU2141076C1
(ru)
*
|
1993-04-06 |
1999-11-10 |
Осмелт Лимитед |
Способ обработки углеродсодержащего материала
|
|
GB9307606D0
(en)
*
|
1993-04-13 |
1993-06-02 |
Sanderson Kayser Limited |
Improvements relating to reaction chambers
|
|
EP0625685B1
(en)
*
|
1993-05-17 |
1999-07-21 |
DANIELI & C. OFFICINE MECCANICHE S.p.A. |
Electric arc furnace with alternative sources of energy and operating method for such electric furnace
|
|
US5431709A
(en)
*
|
1993-09-21 |
1995-07-11 |
Gas Research Institute |
Accretion controlling tuyere
|
|
US5615626A
(en)
*
|
1994-10-05 |
1997-04-01 |
Ausmelt Limited |
Processing of municipal and other wastes
|
|
CA2273393A1
(en)
*
|
1999-05-31 |
2000-11-30 |
Mcmaster University |
Ladle for enhanced steel vacuum decarburization
|
|
US6923843B1
(en)
|
2001-11-13 |
2005-08-02 |
Nupro Corporation |
Method for oxygen injection in metallurgical process requiring variable oxygen feed rate
|