petroleum tar sand

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• tar sand — noun : a natural impregnation of sand or sandstone with petroleum from which the lighter portions have escaped * * * Geol. bituminous sand or sandstone from which asphalt can be obtained. [1895 1900] * * * tar sand noun A deposit of sand or… …   Useful english dictionary

• tar sand — noun Date: 1899 a natural impregnation of sand or sandstone with petroleum from which the lighter portions have escaped …   New Collegiate 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

• Tar — is a viscous black liquid derived from the destructive distillation of organic matter. Most tar is produced from coal as a byproduct of coke production, but it can also be produced from petroleum, peat or wood.Types of tarGeneralThe word tar is… …   Wikipedia

• Recoverable Tar Sand Resources of the World*, Table — ▪ Table region recoverable resources United States 4.3 Canada 265.5 South America 0.9 Western Europe 0.0 Eastern Europe 0.1 Russia 76.2 Transcaucasia and Central Asia 2.0 Africa 4.0 Asia 0.0 China 1.0 Total world 354.0 *In billion barrels,… …   Universalium

• Petroleum — For other uses, see Petroleum (disambiguation). Proven world oil reserves, 2009 …   Wikipedia

• petroleum — petroleous, adj. /peuh troh lee euhm/, n. an oily, thick, flammable, usually dark colored liquid that is a form of bitumen or a mixture of various hydrocarbons, occurring naturally in various parts of the world and commonly obtained by drilling:… …   Universalium

• petroleum production — Introduction       recovery of crude oil and, often, associated natural gas from the Earth.        petroleum is a naturally occurring hydrocarbon material that is believed to have formed in deep sedimentary (sedimentary rock) beds from animal and …   Universalium

• Petroleum reservoir — A petroleum reservoir, or oil and gas reservoir, is a subsurface pool of hydrocarbons contained in porous or fractured rock formations. The naturally occurring hydrocarbons, such as crude oil or natural gas, are trapped by overlying rock… …   Wikipedia

• oil sand — noun : a porous sandstone from which petroleum is obtained by drilled wells * * * Geol. a sand or sandstone containing oil or tarry residue in the pore spaces. [1880 85, Amer.] * * * oil sand noun 1. Sand or sandstone occurring naturally… …   Useful english dictionary

• History of the petroleum industry in Canada (oil sands and heavy oil) — Canada s oil sands and heavy oil resources are among the world s great petroleum deposits. They include the vast oil sands of northern Alberta, and the heavy oil reservoirs that surround the small city of Lloydminster, which sits on the border… …   Wikipedia