Sulfur is the "enemy" in crude oil. Hydrotreating uses hydrogen and a catalyst to strip sulfur away. This prevents the formation of acid rain and protects the sensitive catalysts used in later refining stages.
Master the Fundamentals of Petroleum Refining – Q&A PDF Guide petroleum refining questions and answers pdf
A: Crude oil is mainly classified by its API Gravity (density) and Sulfur Content . Sulfur is the "enemy" in crude oil
The Octane Number measures a fuel's resistance to "knocking" in an engine. Refineries use Catalytic Reforming Master the Fundamentals of Petroleum Refining – Q&A
Answer: The TBP curve is a graphical representation of the boiling points of the various components in crude oil against the volume percent distilled. It is the primary tool used to characterize crude oil and predict the yields of products in the Atmospheric Distillation Unit (ADU). It simulates the ideal separation of the crude into its fractions.
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