Results 31 to 40 of about 2,554,736 (300)

Characterization of the zeolitic tuff from the “Igroš-Vidojevići” deposit regarding geological and technological aspects [PDF]

open access: yesHemijska Industrija, 2018
This study presents investigations of zeolitic tuff samples from the “Igroš- -Vidojevići” deposit. The aim of the research was to determine the quality of samples taken from all deposit parts.
Kašić Vladan   +6 more
doaj   +1 more source

Influence of natural minerals on contaminated solutions pH values [PDF]

open access: yesPodzemni Radovi, 2023
The protection and arrangement of agricultural areas in order to obtain health-safe food is extremely important to know the mobility of heavy metals lead, cadmium, zinc and uranium as radionuclides. This research investigated the influence of mineral raw
Grubišić Mirko   +2 more
doaj   +1 more source

The Bond work index of limestone and andesite mixtures [PDF]

open access: yesMining and Metallurgy Engineering Bor, 2017
This paper investigates grinding of mineral mixtures with different grindabilities in the Bond ball mill. Understanding the ore mixture grinding is of great importance in mineral processing.
Todorović Dejan   +3 more
doaj   +1 more source

Kinetics of aflatoxin B1 and G2 adsorption on Ca-clinoptilolite [PDF]

open access: yesJournal of the Serbian Chemical Society, 2000
The kinetics of aflatoxins B1 and G2 adsorption on Ca-clinoptilolite at pH2 and 7, in aqueous electrolyte at 37°C were studied. For both aflatoxins, the adsorption process begins with a fast reaction whereby most of the toxin is adsorbed in the ...
Daković Aleksandra   +4 more
doaj   +1 more source

Technological procedure for processing the quartz resources in order to obtain the assortment for water glass [PDF]

open access: yesMining and Metallurgy Engineering Bor, 2016
Tests on quartz raw material from the deposit 'Bijela Stijena - Skočić' have included: grading, washing, grinding and magnetic separation. Test results have shown that the assortment of required sand quality can be obtained for water glass.
Sekulić Živko   +3 more
doaj   +1 more source

Processing mineral raw materials [PDF]

open access: yes, 2008
Processing of raw materials by the producer countries themselves has frequently been recommended as an appropriate way for developing countries to increase their domestic value added and achieve positive employment effects. As against that, the following
Habenicht, Horst
core   +1 more source

Toxicological assessment of pristine and degraded forms of graphene functionalized with MnOx nanoparticles using human in vitro models representing different exposure routes

open access: yesScientific Reports, 2023
The development of novel advanced nanomaterials (NMs) with outstanding characteristics for their use in distinct applications needs to be accompanied by the generation of knowledge on their potential toxicological impact, in particular, that derived from
Natalia Fernández-Pampín   +10 more
doaj   +1 more source

Reconciliation of Conflicting Societal Objectives: Nature Protection vs. Mining

open access: yesMaterials Proceedings, 2023
Critical raw materials (CRMs) like lithium, cobalt, and copper are crucial for our modern economy, driving digitalisation and the energy transition. The EU-funded CIRAN project addresses the challenge of balancing environmental protection and the demand ...
Eberhard Falck, Vitor Correia
doaj   +1 more source

Dynamic Product Assembly and Inventory Control for Maximum Profit [PDF]

open access: yes, 2010
We consider a manufacturing plant that purchases raw materials for product assembly and then sells the final products to customers. There are M types of raw materials and K types of products, and each product uses a certain subset of raw materials for ...
Huang, Longbo, Neely, Michael J.
core   +2 more sources

Transforming volcanic rocks from Lichadonisia Island, Greece, into advanced luminescent nanostructures for potential solar concentrator applications [PDF]

open access: yesScience of Sintering
As the demand for environmentally sustainable materials rises, particularly in applications like luminescent solar concentrators (LSCs) for urban environments, this study investigates the potential of volcanic rock-derived nanostructures from ...
Milojkov Dušan   +6 more
doaj   +1 more source

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