دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n pi: 1. the liquids and the residue that collect in the bottom of a vessel (such as tank bottoms) or that remain in the bottom of a storage tank after a period of service.2. the residual fractions remaining at the bottom of a fractionating tower after lighter components have been distilled off as vapours.

n pi: (marine) a system of piping in tank bottoms in which steam is carried as required to heat high pour-point liquid cargoes to pumpable viscosity level. heating medium n: a material, whether flowing or static, used to transport heat from a primary source such as combustion of fuel to another material. Heating oil and steam are examples of heating mediums. Also called heat medium.

n: 1. the matter that settles to the bottom of a liquid;also called tank bottoms. 2. in geology, buried layers of sedimentary rocks.

n pl: the settlings in the bottom of a storage tank. See basic sediment and water, bottoms.

the near solid or highly viscous residuals at the bottom of an oil storage tank, generally composed of a large amount of paraffins, silt, heavy ends, etc.