petroleum tar

petroleum tar

[pə′trō·lē·əm ‚tär]
(materials)
A viscous, black or dark-brown product of petroleum refining; yields substantial quantity of solid residue when partly evaporated or fractionally distilled.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
Projects to be built at the PRC in recent years were planned to include a 100,000 t/y petroleum tar plant and a 50,000 t/y plant for special waxes.
Venezuela - The Paraguana Refining Complex
Warren replaced costly pine pitch with coal tar and later found a natural asphalt that could be combined with petroleum tar to produce a roofing pitch, according to From Asbestos to Zinc: Roofing for Historic Buildings, a report from the Technical Services Branch of the National Park Service.
Roofing
During the week of December 16 to 20, the European Commission will be presenting its proposals for stepping up the elimination of single-hull vessels aged 15 years and over and for banning the transport to or from EU ports of heavy fuel oil, petroleum tar and bitumens in single-hulled vessels.
SHIPPING: COMMISSION TO TABLE NEW RULES ON OIL TRANSPORT
Projects to be built at the PRC by 2001 include a 100,000 t/y petroleum tar plant and a 50,000 t/y plant for special waxes.
VENEZUELA - The Petrochemical Complexes

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