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.
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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
He ultimately used a thin film of petroleum tar coated on a pewter plate as a recording medium.
There and back again: the many flavors of image stabilization
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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