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
CA812626A
Inventor
Dumitru Ion
Dogaru Leon
Aldea Gheorghe
Nicolau Ioan
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.)
Ministerul Industriei Petrolului si Chimiei
Original Assignee
Ministerul Industriei Petrolului si Chimiei
Publication date
Application grantedgrantedCritical
Publication of CA812626ApublicationCriticalpatent/CA812626A/en