Petroleum refining glossary. 2013.
anode grade coke — A grade of pet coke from a delayed coker low in metals such as vanadium, nickel and iron that is suitable for making graphite anodes for the aluminum smelting industry. If the metals content does not qualify as anode grade coke, then the coke is… … Petroleum refining glossary
green coke — (or raw coke) 1. This is the primary solid carbonization product from high boiling hydrocarbon fractions obtained at temperatures below 900° K. It contains a fraction of matter that can be released as volatiles during subsequent heat treatment at … Petroleum refining glossary
shot coke — Due to mechanisms not well understood, the coke from some crudes forms into small, tight, non attached clusters that look like pellets, marbles or BB’s. It usually is a very hard coke , i.e., low HGI. Such coke is less desirable to the end users… … Petroleum refining glossary
calciner — A large rotary kiln (similar to a cement kiln) that drives off the moisture and volatility of green coke or calcineable coke so that the coke can be used for aluminum anodes, or titanium dioxide applications. The kiln receives the coke at the… … Petroleum refining glossary
dry metric ton — (or short ton) A unit of measure for billing pet coke weight, which refers to the gross coke weight adjusted for excluding the contained moisture content. To get this measure, the coke must be tested for moisture content. calcineable coke is… … Petroleum refining glossary
