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 Hydro Aluminium AsfiledCriticalHydro Aluminium As
Priority to NO862261ApriorityCriticalpatent/NO862261D0/en
Publication of NO862261D0publicationCriticalpatent/NO862261D0/en
Priority to NO871133Aprioritypatent/NO162083C/en
Priority to BR8702881Aprioritypatent/BR8702881A/en
Priority to DE8787108297Tprioritypatent/DE3767567D1/en
Priority to EP19870108297prioritypatent/EP0248452B1/en
Priority to AU74024/87Aprioritypatent/AU7402487A/en