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A thermal conversion process using the mass-flow lift principle to give continuous coke circulation; oilwetted particles of coke move downward into the reactor in which cracking, coking, and drying take place; pelleted coke, gas, gasoline, and gas oil are products of the process.

Related Terms

ALKALINE BOIL-OUT

Employed to remove oil and grease deposits from heating surfaces.

BULK CARGO

Cargo such as oil, coal, ore, woodchips, etc. not shipped in bags or containers

BUBBLE POINT

The differential gas pressure at which the first steady stream of gas bubbles is emitted from a wetted filter element under specified test conditions.

FILTER ELEMENT

The porous device that performs the actual process of filtration. Also known as Cartridge

HYDROFINISHING

A process for treating raw extracted base stocks with hydrogen to saturate them for improved stability.

OILING SPLASH SYSTEM

Method of lubricating moving parts by agitating or splashing oil in the crankcase.

ARC

A flash, caused by an electric current ionizing a gas or vapor.

ACID ATTACK

Caused by an incomplete flushing after an acid cleaning process of boilers or similar equipment.

EMULSIFIER

Additive that promotes the formation of a stable mixture, or emulsion, of oil and water. Common emulsifiers are: metallic soaps, certain animal and vegetable oils, and various polar compounds.

ABSORPTION

The assimilation of one material into another; in petroleum refining, the use of an absorptive liquid to selectively remove components from a process stream.
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