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Приказ резултата 1-10 од 57
Synthesis of 4,6-dimethyl-3-cyano-2-pyridone catalysed by amino acids / Sinteza 4,6-dimetil-3-cijano-2-piridona katalizovana aminokiselinama
(Engineering Society for Corrosion, Belgrade, Serbia, 2017)
In this work the synthesis of 4,6-dimethyl-3-cyano-2-pyridone catalyzed by amino acids was studied. In the first part of the work, the optimization was carried out by varying the initial concentration of glycine, the molar ...
A terephthalate-bridged two-dimensional heteronuclear Cu(II)-Mn(II) complex with a terminal 2,2 '-dipyridylamine ligand / Хетеронуклеарни дводимензионални Cu(II)–Mn(II) комплекс са мостовним терефталат-лигандима и терминалним 2,2'-дипиридиламин- лигандом
(Srpsko hemijsko društvo, 2017)
A terephthalate-bridged heteronuclear Cu(II)-Mn(II) complex [Cu2Mn(dipya)(2)(tpht)(3)](n), I, where dipya is 2,2'-dipyridylamine and tpht is the anion of 1,4-benzenedicarboxylic (terephthalic, H(2)tpht) acid was synthesized ...
Analysis of the effects of butt welded joints on a carrying capacity of a structure tank / Analiza uticaja sučeono zavarenih spojeva na nosivost konstrukcije rezervoara
(Engineering Society for Corrosion, Belgrade, Serbia, 2017)
In the present paper, after calculation using the Finite Element Method (FEM), stress distribution on the model of a part of the pressure-tank mantle without welded joints (WJ), with transversal WJ, longitudinal WJ and ...
Behaviour of nionikral-70 in low-cycle fatigue
(Society for Structural Integrity and Life, Institute for Material Testing, 2017)
Experimental research on the behaviour of high-strength low-alloy steel ( HSLA)exposed to low-cycle fatigue (LCF) with controlled and fully reversible strain (Delta epsilon/2 = const, R epsilon =epsilon(min)/epsilon(max) ...
Examination of the effectiveness of filtering half masks protection at various flow rates of aerosol contaminants / Ispitivanje efikasnosti zaštite filtrirajućih polumaski pri različitim protocima aerosolnih kontaminanata
(Engineering Society for Corrosion, Belgrade, Serbia, 2017)
The possibility of air contamination by biological agents, by natural or artificial way, requires the improvement and use of different means for respiratory protection. The paper presents comparative filtration efficiency ...
Phenolic profile and antioxidant properties of dried buckwheat leaf and flower extracts
(Savez hemijskih inženjera, Beograd, 2017)
Due to a high content of rutin (2-10%), dried buckwheat leaf and flower (DBLF) formulations were shown to be efficient in the treatment of vascular diseases. In order to find a cost effective way for the extraction of ...
Optimization of the ball mill processing parameters in the fat filling production
(Savez hemijskih inženjera, Beograd, 2017)
The aim of this study was to determine the effect of the main milling variables, i.e., agitator shaft speed (50, 75 and 100%, which is 25, 37.5 and 50 rpm) and milling time (30, 45 and 60 min) on physical and sensory ...
Production of rubber plasticizers based on waste PET: Techno-economical aspect / Sinteza plastifikatora iz otpadnog PET-a za primenu u gumenim proizvodima - tehno-ekonomska analiza
(Engineering Society for Corrosion, Belgrade, Serbia, 2017)
Production of rubber plasticizers, based on waste poly(ethylene terephthalate) (PET), and economic effectiveness of developed technologies are presented and discussed. Waste PET glycolyzates, named diisononyl terephthalate(DINTP), ...
The effect of illegal lead processing on blood lead levels in children living in the mining area / Uticaj nezakonite prerade olova na nivo olova u krvi dece u rudarskoj zoni
(Military Health Department, Ministry of Defance, Serbia, 2017)
Background/Aim. The northern part of Kosovo was one of the largest lead and zinc production industries in Europe. Special attention has been paid to the landfill sites of these metals remained after past industrial activities. ...
Properties of cotton yarns after oxidation of potassium permanganate in an acidic environment / Svojstva pamučne pređe posle oksidacije kalijum-permanganatom u kiseloj sredini
(Engineering Society for Corrosion, Belgrade, Serbia, 2017)
The impact of nonselective cellulose oxidation (cotton fibre) by potassium permanganate in acidic environment, with or without additional treatment by sodium metabisulfite, on change of sorption (silver ions sorption), and ...