Sentence examples for extraction of rock from inspiring English sources

However, as mentioned in the method section, the extraction of metal, for example includes the extraction of rock and ore, so that the material footprint for 1 kg of extracted metal will be calculated as much higher than that for 1 kg of easy-to-extract rock or soil.

That would mean its destruction and inefficient extraction of rocks, or contrary oversizing.

Blasting is the most efficient way of drilling for extraction of hard rocks.

Responding to the marketplace and because the extraction of blocks of rocks is relatively easy once suitable materials are discovered, there has been a worldwide increase in the number of quarries, especially from third-world countries that may even lack the facilities for cutting and shaping the extracted block.

The results of the extraction of 1 g rock with 30 mL of solvent are displayed in Fig. 1.

First, an Ultralight Mobile Drilling System, dedicated to extraction of soil and rock probes from subsurface regions, is presented.

In rock engineering, high temperature is a consideration with rock drilling, rock boring, rock blasting, extraction of geothermal energy and petroleum, and underground repositories of nuclear wastes.

Fig. 1 Mass fractions (mg/g sediment) and phase associations of mobile elements in the sampled rocks, as determined by sequential extraction with 1 g of rock and 30 mL of solvent.

Several areas of Southern Italy are characterized by the presence of abandoned underground quarries for the extraction of soft calcarenite rocks, which now threatens the overlying environment due to the risk of collapse and the consequent generation of sinkholes.

They are buying new machinery - to start with, a new winch that allowed them to increase extraction from 700kg to 1500kg of rock.

Technology such as fractured cracking (fracking) of rock formations or extraction of oil from oil sands is required to produce the resource; however, the technology requires significant upfront investments while production requires significant supplementary energy [3].