Sentence examples for rock extraction from inspiring English sources

Generally, high amounts of ore and rock extraction and high amounts of overburden are necessary to extract some of these small-scale materials.

In this article (and in contrast to most existing material flow accounts), we report metal and waste rock extraction separately.

The high level of biomass as well as of metal and waste rock extraction is eye-catching (Fig. 1e): the region is the largest net-exporter of biomass and metals and also an important international supplier of petroleum.

Allocating rock aggregate extraction to the quarrying industry, as is done in EXIOBASE, assumes that all rock aggregate is traded, whereas in some countries, quarrying may be limited to higher-value commodities, and rock aggregate may be extracted directly by the construction industry (Schaffartzik et al. 2014; Schoer et al. 2013).

Migration and redistribution of elements by atmospheric factors induces rock failure and extraction of elements into water sources.

Borehole stability at high temperature and high in-situ stresses is the key to Hot Dry Rock geothermal energy extraction.

Considering the change of stress in surrounding rock of bottom extraction roadway, the displacement, plastic zone and distribution law of principal stress difference under different support schemes were studied by means of FLAC3D.

After extraction, rock material and eluates were separated inside the glovebox by filtration using filter papers, and the eluates were decanted into 60-ml PP bottles, which were sealed against the atmosphere with Parafilm.

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].

The thermodynamic parameters of sorption of reservoir rocks (dried, after extraction of oil) are determined by the mineralogical composition of cement in the sandstone cores.

Negative DNA extractions were processed in parallel to rock and water sample extractions.