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Priority claimed from DE19823213140external-prioritypatent/DE3213140A1/de
Priority claimed from DE19823238447external-prioritypatent/DE3238447A1/de
Priority claimed from DE3301008Aexternal-prioritypatent/DE3301008A1/de
Application filed by Shell Int ResearchfiledCriticalShell Int Research
Priority claimed from EP83103022Aexternal-prioritypatent/EP0091596B1/de
Application grantedgrantedCritical
Publication of ATE67192T1publicationCriticalpatent/ATE67192T1/de