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Filing date
Publication date
Application filed by Enichem Anic SpafiledCriticalEnichem Anic Spa
Priority to IT8622745ApriorityCriticalpatent/IT1213565B/it
Publication of IT8622745A0publicationCriticalpatent/IT8622745A0/it
Priority to EP87110281Aprioritypatent/EP0254976B1/en
Priority to AT87110281Tprioritypatent/ATE53567T1/de
Priority to ES87110281Tprioritypatent/ES2017081B3/es
Priority to DE8787110281Tprioritypatent/DE3763188D1/de
Priority to US07/074,560prioritypatent/US4792637A/en
Priority to CA000543084Aprioritypatent/CA1312338C/en
Application grantedgrantedCritical
Publication of IT1213565BpublicationCriticalpatent/IT1213565B/it
Priority to GR90400108Tprioritypatent/GR3000559T3/el