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Priority claimed from DE19863622847external-prioritypatent/DE3622847A1/de
Priority claimed from DE19873704773external-prioritypatent/DE3704773A1/de
Application filed by Kohlensaeurewerk DeutschlandfiledCriticalKohlensaeurewerk Deutschland
Priority claimed from EP87109296Aexternal-prioritypatent/EP0252394B1/de
Application grantedgrantedCritical
Publication of ATE46425T1publicationCriticalpatent/ATE46425T1/de