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
CA825479A
Inventor
A. P. Drivet Jean
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.)
Auxiliaire Des Producteurs De Petrole "flopetro L" SA Ste
Original Assignee
Auxiliaire Des Producteurs De Petrole "flopetro L" SA Ste
Publication date
Application grantedgrantedCritical
Publication of CA825479ApublicationCriticalpatent/CA825479A/en