petroleum

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petroleum

 [pĕ-tro´le-um]
a thick natural oil obtained from beneath the earth. It consists of a mixture of various hydrocarbons of the paraffin and olefin series.

pe·tro·le·um

(pĕ-trō'lē-ŭm),
A mixture of liquid hydrocarbons found in the earth in various parts of the world and believed to be derived from fossilized animal and plant remains; the source of petrolatum, in addition to its use for lighting and heating purposes.
Synonym(s): coal oil, rock oil
[L. petra, rock, + oleum, oil]

petroleum

/pe·tro·le·um/ (pĕ-tro´le-um) a thick natural mixture of gaseous, liquid, and solid hydrocarbons obtained from beneath the surface of the earth.
petroleum benzin  a colorless, volatile, flammable fraction from petroleum distillation, containing largely hydrocarbons of the methane series; it has been variously described as a special grade of ligroin or as a separate but similar fraction with a lower boiling range. It is used chiefly as an extractive solvent.

pe·tro·le·um

(pĕ-trō'lē-ŭm)
A mixture of liquid hydrocarbons found in the earth in various parts of the world believed to be derived from fossilized animal and plant remains.
[L. petra, rock, + oleum, oil]

petroleum

a thick natural oil obtained from beneath the earth. It consists of a mixture of various hydrocarbons of the paraffin and olefin series. See crude petroleum oil.

petroleum jelly
petrolatum.
References in periodicals archive ?
The ministry also imposed penalties on Nippon Petroleum Refining after its facility in Yamaguchi Prefecture was found to have submitted similar fictitious reports for six years from 1997, the officials added.
Nippon Mitsubishi Petroleum Refining will issue 10 million new shares to be exchanged with shares in Koa Oil and Tohoku Oil.
Aruvian Research's report - Profiling the US Petroleum Refining Industry - analyzes the US petroleum refining industry starting from the basics.
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Hyde, president, Grace Davison, said, "The increase in FCC production will strengthen Davison's position as a worldwide market leader by satisfying the growing demand for these advanced products in the petroleum refining industry.
When the sale of its remaining idle refining assets is complete, the company will have disposed of substantially all of its petroleum refining operations.
NYSE: DK), a diversified energy company with assets in the petroleum refining, marketing and retail industries, today announced that Uzi Yemin, President and Chief Executive Officer of Delek US Holdings, will attend the Barclays Capital CEO Energy/Power Conference in New York on Thursday, September 16, 2010.
O'Malley, Tosco's chairman and chief executive officer, said, "Our divestiture of a majority of Seminole along with the company's recent expansion in the petroleum refining industry positions Tosco as an important supplier of petroleum products in the United States.
is a diversified energy business focused on petroleum refining, marketing and supply of refined products, and retail marketing of refined products and general merchandise.
and is engaged in petroleum refining, marketing and transportation from the East Coast through the Ohio River Valley and Upper Midwest.
com/research/c166c5/profiling_the_us_p) has announced the addition of the "Profiling the US Petroleum Refining Industry" company profile to their offering.
Refining Process Services provides a wide range of services to the petroleum industry, including commercialization and licensing of petroleum refining technology worldwide.

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