نتایج جستجو برای: mining and quarrying

تعداد نتایج: 16843042  

Journal: :Energies 2023

The expansion of end-to-end Industry 4.0 technologies in various industries has caused a technological shock the mineral resource sector, wherein itsdigital maturity is lower than manufacturing sector. As result shock, productivity and profitability raw materials extraction begun to lag behind its deep processing, which, conditions volatile markets, can provoke sectoral crises. diffusion mining...

Journal: :Applied sciences 2021

The determination and estimation of elastic behaviour are essential in engineering practise, especially quarrying, mining, construction, all professions that perform operations dealing with rock materials. Young’s modulus, or modulus elasticity, is the most important property describing deformability material. In this paper, grain-supported carbonates from Croatia described their significant ph...

Journal: :Materials proceedings 2021

Pumice quarried by LAVA MINING AND QUARRYING SA from Yali Island, Dodecanese, is used in domestic and foreign markets mainly as concrete lightweight aggregate, masonry unit constituents, road substrate, loose soil stabilization. It a porous natural volcanic rock with low density, thermal noise transmission, the highest strength among all or artificial materials of mineral origin. Nowadays, pumi...

Journal: :Occupational and Environmental Medicine 1965

Journal: :Resources 2023

Fiscal and local content policies aimed at promoting linkages between mining other economic sectors have been informed by theories built on historical observations dating back to the 1950s. This paper contends that there is a need rethink about mining-based prospects for structural change based an improved understanding of existing potential inter-sectoral linkages. Using input–output tables Ta...

Journal: :The World Economy 2022

This paper investigates the effects of global and sectoral restrictive measures on cross-border FDI among 49 advanced emerging countries. We use a gravity model with panel data from 2010 to 2019 Restrictiveness Index OECD that quantifies level restriction in FDI. Our results suggest do not significantly affect countries, while restrictions service sector have negative significant Moreover, over...

Journal: :Minutes of the Proceedings of the Institution of Civil Engineers 1917

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