Cooperation Council for the Arab states of the Gulf
Prior art keywords
bitumen
situ production
situ
production
Prior art date
Application number
Inventor
Leslie James Parsons
Original Assignee
Shell Int Research
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 Shell Int ResearchfiledCriticalShell Int Research
Priority to GCP199828priorityCriticalpatent/GC0000039A/en
Application grantedgrantedCritical
Publication of GC0000039ApublicationCriticalpatent/GC0000039A/en