oil ash

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• ash — 1. The amount of ash or nonvolatile, incombustible content left from heating petroleum oils to the point of complete burning of the oil. Ash content is expressed in weight per cent of the original sample. 2. The residue remaining when all of the… …   Petroleum refining glossary

• Oil shale in China — is an important source of unconventional oil. A total Chinese oil shale resource amounts of 720 billion tonnes, located in 80 deposits of 47 oil shale basins. This is equal to 48 billion tonnes of shale oil.[1] At the same… …   Wikipedia

• Oil shale extraction — is an industrial process in which kerogen mdash;a mixture of organic chemical compounds (including hydrocarbons) found in oil shale mdash;is converted into synthetic crude oil through pyrolysis. In pyrolysis, oil shale is heated in the absence of …   Wikipedia

• Oil shale in Belarus — is a large, but undeveloped energy resource.[1] Belarus is estimated to contain 8.8 billion tonnes of oil shale, with up to 3.6 billion tonnes of recoverable reserves, all concentrated within the Pripyat Shale Basin, occupying western Homiel,… …   Wikipedia

• Oil shale in Serbia — is a large, but undeveloped energy resource. Serbia is estimated to have a total resource of 4.81 billion tonnes of oil shale, with up to 3.6 billion tonnes of recoverable reserves, all concentrated within the Aleksinac, Vranje,… …   Wikipedia

• Oil shale industry — Stuart oil shale pilot plant (now dismantled) Oil shale industry is an industry of mining and processing of oil shale a fine grained sedimentary rock, containing significant amounts of kerogen (a solid mixture of organic chemical compounds), from …   Wikipedia

• Ash Wednesday — For other uses, see Ash Wednesday (disambiguation). Ash Wednesday A cross of ashes on a worshipper s forehead on Ash Wednesday Observed by Followers of many Christian denominations, primarily Western Christian (see below) …   Wikipedia

• Oil shale — For the scientific technical journal, see Oil Shale (journal). Not to be confused with Shale oil or Tight oil. Oil shale Sedimentary Rock Combustion of oil shale Composition …   Wikipedia

• Oil spill — A squid after an oil spill Oil Sick from th …   Wikipedia

• oil shale — Geol. a black or dark brown shale or siltstone rich in bitumens, from which shale oil is obtained by destructive distillation. [1870 75] * * * Any fine grained sedimentary rock that contains solid organic matter (kerogen) and yields significant… …   Universalium

• oil spill — an accidental release of oil into a body of water, as from a tanker, offshore drilling rig, or underwater pipeline, often presenting a hazard to marine life and the environment. [1965 70] * * *  leakage of petroleum onto the surface of a large… …   Universalium