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Rashid Khan 2006-07 SPE Distinguished Lecture - Society of ...

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“Bad-actors” – undesirables in crude oil?<br />

• Sulfur, Density (API(<br />

Gravity)<br />

• Total Acids (TAN)<br />

• Nitrogen, BSW (bottom, sediment, water)<br />

• Viscosity, Boiling Point<br />

• Carbon residue, metals<br />

• Dissolved H2S or elemental S<br />

• Contaminants introduced<br />

• Precursor for green-house gas<br />

(more later)<br />

• Every crude oil is unique<br />

11

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