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.)
Filing date
Publication date
Application filed by Montedison SpafiledCriticalMontedison Spa
Priority to IT20475/86ApriorityCriticalpatent/IT1190644B/it
Publication of IT8620475A0publicationCriticalpatent/IT8620475A0/it
Publication of IT8620475A1publicationCriticalpatent/IT8620475A1/it
Application grantedgrantedCritical
Publication of IT1190644BpublicationCriticalpatent/IT1190644B/it