CA1289496C - Methode d'enrichissement du bitume des sables bitumineux
- Google Patents
Methode d'enrichissement du bitume des sables bitumineux
Info
Publication number
CA1289496C
CA1289496CCA000522259ACA522259ACA1289496CCA 1289496 CCA1289496 CCA 1289496CCA 000522259 ACA000522259 ACA 000522259ACA 522259 ACA522259 ACA 522259ACA 1289496 CCA1289496 CCA 1289496C
Authority
CA
Canada
Prior art keywords
particles
bitumen
mineral matter
contact
charge
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.)
BASF Catalysts LLC
Original Assignee
Engelhard Corp
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 US06/795,581external-prioritypatent/US4818373A/en
Application filed by Engelhard CorpfiledCriticalEngelhard Corp
Application grantedgrantedCritical
Publication of CA1289496CpublicationCriticalpatent/CA1289496C/fr