Sentence examples for portion of bitumen from inspiring English sources

Stabilising additive is used to control drain down, which is a usual phenomenon in gap-graded mixtures with higher bitumen and filler content like SMA, where a portion of bitumen and fines may be separated and flow down from the mixture during the elevated temperatures of production, transport, laying and compaction.

While the bitumen portion of oil shales is soluble in carbon disulfide, kerogen portion is insoluble in carbon disulfide and can contain iron, vanadium, nickel, molybdenum, and uranium.

But John Mawdsley, an analyst with FirstEnergy Capital in Calgary, said that potential investors in TrueNorth might have been put off by the opportunity to participate only in the bitumen recovery portion of the project.

Only 8-16% of the material takes the form of bitumen, the desirable, energy-rich bit.

The cheapest black varnish is Brunswick black, a solution of bitumen in white spirit.

It takes over a tonne of bitumen to make one useful barrel of oil.

It is important to understand the behavior of bitumen before designing bitumen-coated piles.

Aging changes the chemistry of bitumen and this adversely affects bitumen's adhesion with aggregate.

It's actually a filthy mixture of bitumen, sand, heavy metals and toxic organic chemicals.

Oil companies are, to the chagrin of environmentalists, mining a rich source of bitumen in Canada.

After around 20 years, give or take, the top layer of bitumen oxidises and becomes brittle.