Delayed coking

What is Delayed coking?

Delayed coking meaning A process by which heavier crude oil fractions can be thermally decomposed under conditions of elevated temperatures and pressure to produce a mixture of lighter oils and petroleum coke. The light oils can be processed further in other refinery units to meet product specifications. The coke can be used either as a fuel or in other applications such as the manufacturing of steel or aluminum.


reference: Glossary – U.S. Energy Information Administration (EIA)