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
Priority claimed from FR8507121Aexternal-prioritypatent/FR2581560B1/en
Application filed by Elf AquitainefiledCriticalElf Aquitaine
Publication of NO870093D0publicationCriticalpatent/NO870093D0/en
Publication of NO870093LpublicationCriticalpatent/NO870093L/en
Publication of NO166435BpublicationCriticalpatent/NO166435B/en
Publication of NO166435CpublicationCriticalpatent/NO166435C/en