E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 43/22 (2006.01) C10G 1/04 (2006.01) G01N 33/24 (2006.01) G01N 33/28 (2006.01)
Patent
CA 2722497
The present disclosure relates to solvent surveillance in heavy oil production. A method includes the steps of measuring an amount of a native bitumen marker (NBM) in a heavy oil, measuring an amount of the NBM in a recovery-aid solvent, measuring an amount of the NBM in a blend including the heavy oil and the recovery-aid solvent, and applying a blending model to determine a fraction of the recovery-aid solvent in the blend.
Chakrabarty Tapantosh
Feimer Joseph L.
Hommema Scott E.
Borden Ladner Gervais Llp
Exxonmobil Upstream Research Company
Imperial Oil Resources Limited
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