Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe National Elf Aquitaine
Original Assignee
Societe National Elf Aquitaine
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 Societe National Elf AquitainefiledCriticalSociete National Elf Aquitaine
Priority to ES538831ApriorityCriticalpatent/ES538831A0/es
Publication of ES8601244A1publicationCriticalpatent/ES8601244A1/es
Publication of ES538831A0publicationCriticalpatent/ES538831A0/es