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Siegerlander Kupferwerke G M B
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Siegerlander Kupferwerke G M B
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Application filed by Siegerlander Kupferwerke G M BfiledCriticalSiegerlander Kupferwerke G M B
Application grantedgrantedCritical
Publication of FR1121667ApublicationCriticalpatent/FR1121667A/fr
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
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FR1121667D1954-02-201955-02-14Procédé d'exploitation de tuyères à oxygène pour traitement des bains de métal et notamment des bains de fer
ExpiredFR1121667A
(fr)