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Priority claimed from DE19833325066external-prioritypatent/DE3325066A1/en
Priority claimed from DE19843400766external-prioritypatent/DE3400766A1/en
Priority claimed from DE19843415529external-prioritypatent/DE3415529A1/en
Application filed by Metallgesellschaft AgfiledCriticalMetallgesellschaft Ag
Priority claimed from EP84200937Aexternal-prioritypatent/EP0131991B1/en
Application grantedgrantedCritical
Publication of ATE23986T1publicationCriticalpatent/ATE23986T1/en