Results 41 to 50 of about 11,341,383 (352)

Hydrophobization of limestone from the deposit 'Cancar' Aranđelovac using stearic acid [PDF]

open access: yesTehnika, 2015
The paper presents the results of investigation of the possibility of hydrophobization of calcite from deposit 'Cancar' company 'Good stone' - Aranđelovac, Serbia.
Mihajlović Slavica R.   +4 more
doaj   +1 more source

Dissolution behaviour of a polyphosphate glass in simulated body fluid [PDF]

open access: yesJournal of the Serbian Chemical Society, 2017
In this work, the dissolution behavior of a polyphosphate glass, with the composition 45P2O5·3SiO2·25K2O·15CaO·10MgO·ZnO·MnO (mol %), in simulated body fluid (SBF) at a temperature of 37 °C for different times was studied.
Nikolić Jelena D.   +6 more
doaj   +1 more source

Effects of structural and textural grain characteristics on leaching of sulphide minerals from a polymetallic concentrate by sodium nitrate and sulphuric acid solution [PDF]

open access: yesHemijska Industrija, 2017
In this paper, the influence of structural and textural characteristics of sulfide minerals on their leaching from a polymetallic concentrate by sulfuric acid and sodium nitrate solution is presented.
Sokić Miroslav D.   +6 more
doaj   +1 more source

Digital Twins and Road Construction Using Secondary Raw Materials

open access: yes, 2021
Secondary raw materials (SRMs) tend to be a valuable replacement for finite virgin materials especially since construction works (i.e., building and civil engineering work such as road construction) require vast quantities of raw materials.
Sebastjan Meza   +4 more
semanticscholar   +1 more source

Impact of recrystallization on the purity of ANSH crystals produced from Ni hyperaccumulator plant [PDF]

open access: yesTehnika
The industrial development will influence the demand and price of nickel in the coming years which opens the possibility for the use of innovative ways for its exploitation from secondary resources.
Marković Branislav R.   +6 more
doaj   +1 more source

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

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

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 Critical Raw Materials in Cutting Tools for Machining Applications: A Review

open access: yesMaterials, 2020
A variety of cutting tool materials are used for the contact mode mechanical machining of components under extreme conditions of stress, temperature and/or corrosion, including operations such as drilling, milling turning and so on.
A. Rizzo   +8 more
semanticscholar   +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

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