CA2876765CCA2876765ACA2876765ACA2876765CCA 2876765 CCA2876765 CCA 2876765CCA 2876765 ACA2876765 ACA 2876765ACA 2876765 ACA2876765 ACA 2876765ACA 2876765 CCA2876765 CCA 2876765C
Authority
CA
Canada
Prior art keywords
steam chamber
steam
gas
oxygen
injection
Prior art date
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.)
Suncor Energy Inc
Original Assignee
Suncor Energy Inc
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 Suncor Energy IncfiledCriticalSuncor Energy Inc
Priority to CA2876765ApriorityCriticalpatent/CA2876765C/fr
Priority to CA2942157Aprioritypatent/CA2942157C/fr
Publication of CA2876765A1publicationCriticalpatent/CA2876765A1/fr
Application grantedgrantedCritical
Publication of CA2876765CpublicationCriticalpatent/CA2876765C/fr
Reduction de perte de fluide de boites a vapeur en fonctionnement dans un drainage par gravite assiste par la vapeur pour ameliorer la recuperation d'hydrocarbures in situ