Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Priority claimed from IT22285/83Aexternal-prioritypatent/IT1164332B/en
Priority claimed from IT22286/83Aexternal-prioritypatent/IT1164333B/en
Application filed by Enichem SintesifiledCriticalEnichem Sintesi
Priority claimed from EP84201027Aexternal-prioritypatent/EP0132879B1/en
Application grantedgrantedCritical
Publication of ATE50283T1publicationCriticalpatent/ATE50283T1/en