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Priority claimed from DE19833317852external-prioritypatent/DE3317852A1/en
Priority claimed from US06/592,382external-prioritypatent/US4514463A/en
Application filed by Standard Oil CofiledCriticalStandard Oil Co
Priority claimed from EP84105323Aexternal-prioritypatent/EP0125645B1/en
Application grantedgrantedCritical
Publication of ATE26085T1publicationCriticalpatent/ATE26085T1/en