heavy tar distillate

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• tar distillate — noun : a fraction in petroleum refining containing heavy oils and paraffin …   Useful english dictionary

• heavy oil and tar sand — Introduction       crude oils (crude oil) below 20° API gravity are usually considered to be heavy. The lighter conventional crudes are often waterflooded to enhance recovery. The injection of water into the reservoir helps to maintain reservoir… …   Universalium

• heavy oil — noun : an oil of high specific gravity; specifically : a high boiling distillate from tar …   Useful english dictionary

• creosote oil — noun 1. : the part of the wood tar distillate from which creosote is obtained by refining 2. : a yellowish to dark colored heavy oil that consists chiefly of liquid and solid aromatic hydrocarbons, tar acids, and tar bases, is obtained by… …   Useful english dictionary

• Creosote — For other uses, see Creosote (disambiguation). Creosote is the portion of chemical products obtained by the distillation of a tar that remains heavier than water, notably useful for its anti septic and preservative properties.[1] It is produced… …   Wikipedia

• Oil refinery — Anacortes Refinery (Tesoro), on the north end of March Point southeast of Anacortes, Washington An oil refinery or petroleum refinery is an industrial process plant where crude oil is processed and refined into more useful petroleum products,… …   Wikipedia

• Visbreaker — A visbreaker is a processing unit in oil refinery whose purpose is to reduce the quantity of residual oil produced in the distillation of crude oil and to increase the yield of more valuable middle distillates (heating oil and diesel) by the… …   Wikipedia

• Continuous distillation — Image 1: Typical industrial distillation towers Image 2: A crude oil vacuum distillation column as used in oil refineries …   Wikipedia

• Business and Industry Review — ▪ 1999 Introduction Overview        Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …   Universalium

• Wood preservation — All measures that are taken to ensure a long life of wood fall under the definition wood preservation (timber treatment). Apart from structural wood preservation measures, there are a number of different (chemical) preservatives and processes… …   Wikipedia

• Naphtha — Not to be confused with naphthalene, a solid benzene derivative which is the main ingredient in mothballs. Naphtha (  /ˈn …   Wikipedia