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Priority claimed from FR8507695Aexternal-prioritypatent/FR2582301B1/fr
Priority claimed from FR8515857Aexternal-prioritypatent/FR2589147B1/fr
Application filed by Rhone Poulenc ChimiefiledCriticalRhone Poulenc Chimie
Priority claimed from EP86420130Aexternal-prioritypatent/EP0206951B1/de
Application grantedgrantedCritical
Publication of ATE51218T1publicationCriticalpatent/ATE51218T1/de