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Priority claimed from FR9612664Aexternal-prioritypatent/FR2754749B3/en
Priority claimed from FR9615928Aexternal-prioritypatent/FR2757431B1/en
Application filed by Vesuvius Crucible CompanyfiledCriticalVesuvius Crucible Company
Priority claimed from EP97943090Aexternal-prioritypatent/EP0946320B8/en
Publication of SI0946320T1publicationCriticalpatent/SI0946320T1/en