pure coal

pure coal

[′pyu̇r ¦kōl]
(geology)
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"2018 was a significant year for SUEK that transformed from a pure coal company into a vertically integrated coal and energy business.
You had to be, because you couldn't let the dirt be on the coal, if it went in the fire like that it would explode with the dirt, you needed the pure coal.
Unique to any core range on the market, LGIMs Future World Protection List is integrated into the design, shielding investors from the negative future outlook associated with controversial weapons manufacturers, pure coal companies and consistent violators of the UN Global Compact.
Figure 9(a) shows the stress-strain curves of the induration specimens and pure coal specimens of expandable slurries with high water content at water-cement ratios of 9:1, 8:1, and 7:1, respectively.
In experimental scale modelling, pure coal and pure rock samples are always employed to conduct uniaxial compression tests [9-11].
When the loading rate was relatively low, the strength of the combined samples was close to the strength of pure coal samples.
The occasional mention of crude oil and frac sand may seem curious to the pure coal shipper, but to the shipper of northern PRB coal, the number of unit trains carrying these products has been growing rapidly.
``The top inch of turf was pure coal dust,'' writes Frank.
'It is certainly better than burning pure coal but coal mine methane is by no means a renewable energy source,' Greenpeace's senior research scientist Paul Johnston said.
Environmental Protection Agency (EPA) exempted pure coal ash from Subtitle C of the Resource Conservation and Recovery Act (RCRA), which regulates disposal of hazardous waste.
Coal India was rated as the biggest pure coal mining company in the world.
The cokes originating from pure coals were referred to as Type I cokes (61 samples) and the cokes prepared from the coal blends were referred to as Type II cokes (36 samples).