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Priority claimed from FR7722182Aexternal-prioritypatent/FR2397974A1/en
Application filed by Inst Francais Du PetrolefiledCriticalInst Francais Du Petrole
Publication of DK399483D0publicationCriticalpatent/DK399483D0/en
Publication of DK399483ApublicationCriticalpatent/DK399483A/en