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.)
Alberta Province Department of Energy and Natural Resources
Ontario Energy Corp
Petro Canada Exploration Inc
Gulf Canada Ltd
Canada Cities Service Ltd
Imperial Oil Ltd
Original Assignee
Alberta Province Department of Energy and Natural Resources
Ontario Energy Corp
Petro Canada Exploration Inc
Canada Cities Service Ltd
Gulf Oil Canada Ltd
Imperial Oil Ltd
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 Alberta Province Department of Energy and Natural Resources, Ontario Energy Corp, Petro Canada Exploration Inc, Canada Cities Service Ltd, Gulf Oil Canada Ltd, Imperial Oil LtdfiledCriticalAlberta Province Department of Energy and Natural Resources
Priority to CA318,822ApriorityCriticalpatent/CA1094003A/fr
Application grantedgrantedCritical
Publication of CA1094003ApublicationCriticalpatent/CA1094003A/fr
Recours a un viscosimetre submersible a l'etape de separation primaire du procede d'extraction du bitume des sables bitumineux par voie d'eau chaude