Pour-point depression of crude oils by addition of tar sand bitumen
AssigneeAmoco Corporation
InventorDavid J. Soderberg
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Abstract
The present invention provides a process for reducing the pour point of a crude oil by adding a pour-point depressant selected from the group consisting of raw bitumen and hydrotreated bitumen to form a blend possessing a relatively lower pour point.
Claims12
A process for reducing the pour point of a crude oil which comprises adding a pour-point depressant selected from the group consisting of a raw tar sands bitumen and hydrotreated tar sands bitumen to form a blend possessing a relatively lower pour point.
A blend comprising a crude oil and a sufficient amount of a pour-point depressant selected from the group consisting of raw tar sands bitumen and hydrotreated tar sands bitumen to depress the pour point of said blend.
Dependencies are inferred from the claim text.