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.)
Expired
Application number
CA144,573A
Inventor
Perry A. Argabright
Brian L. Phillips
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.)
Marathon Oil Co
Original Assignee
Marathon Oil Co
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 CA080,264Aexternal-prioritypatent/CA949070A/en
Application filed by Marathon Oil CofiledCriticalMarathon Oil Co
Priority to CA144,573ApriorityCriticalpatent/CA988644A/en
Application grantedgrantedCritical
Publication of CA988644ApublicationCriticalpatent/CA988644A/en