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Приказ резултата 1-10 од 139
Pollutants and the water quality of the river Ralja: From the spring up to U.S. Steel Serbia d.o.o. / Zagađivači i kvalitet reke Ralje od izvora do U.S. Steel Serbia d.o.o.
(Udruženje za tehnologiju vode i sanitarno inžinjerstvo, Beograd, 2010)
In the period from July to October 2009 the examination of the water and sediment quality of the river Ralja was carried out from the spring up to wastewater inflow from the US Steel Serbia industrial complex. Water and ...
An alternative route for valorization of valuable metals from jarosite residue / Alternativna metoda za valorizaciju vrednih metala iz jarosit ostatka
(Savez inženjera i tehničara Srbije, Beograd, 2019)
This paper aims to consider the treatment of jarosite residue using a different reducing agents, aluminum, magnesium, and carbon. The jarosite residue is not standard-it contains higher amounts of Pb and Ag, as well as in, ...
Crystallization columns in a chamber furnace
(University of Kragujevac, Faculty of Science, 2010)
Design of modular, and simple to build and handle air cooler ('crystallization comb') installed in a laboratory chamber furnace is presented. The setup allows easy regulation and simultaneous crystallization tests of ...
Results and application of Galovica canal water treatment with the filter FR-300/150 L/H / Rezultati i primena prečišćene vode kanala Galovica filtrom FR-300/150 L/H
(Udruženje za tehnologiju vode i sanitarno inžinjerstvo, Beograd, 2010)
The objective of this paper is to improve the quality of canal water to the state enabling its usage for various purposes without any limitations by introducing the new technology and technical devices. The paper covers ...
Infuence of solvent on the stability of electrospinning of PMMA nanofibers / Uticaj rastvarača na stabilnost procesa elektropredenja polimernih nanovlakana
(Savez inženjera i tehničara Srbije, Beograd, 2014)
In this paper the process of electrospinning of PMMA nanofibers was investigated. The influence of process parameters (type of solvent, solution concentration, flow rate, distance of needle and collector) on the nanofibers ...
Analysis of innovative activity and water management / Analiza inovacione delatnosti i upravljanje vodama
(Udruženje za tehnologiju vode i sanitarno inžinjerstvo, Beograd, 2011)
Innovation is the renewal and enlargement of the range of products, services and the associated markets; the establishment of new methods of production, supply and distribution; the introduction of changes in management, ...
Determination of fatigue crack growth parameters in welded joint of HSLA steel / Određivanje parametara zamornog rasta prsline kod zavarenih spojeva od HSLA čelika
(Society for Structural Integrity and Life, Institute for Material Testing, 2011)
The structural integrity and operational safety of welded pressure vessels primarily depends on the behaviour of weldments. In spite of all efforts in material production and improvements in welding techniques, including ...
The analysis of forming PVB-SiO2 nanocomposite fibers by the electrospinning process / Analiza formiranja PVB-SiO2 nanokompozitnih vlakana pomoću elektrospining procesa
(Vojnotehnički institut, Beograd, 2011)
The poly (vinyl butyral)-silica (PVB-SiO2) nanofibers were obtained by the electrospinning process. The experiments were carried out with PVB solution in concentration of 10 wt.% where ethanol was used as the solvent. The ...
Micromechanical properties of composite systems consisting of electrodeposited nickel coatings on different substrates / Mikromehanička svojstva kompozitnih sistema formiranih elektrohemijskim taloženjem filmova nikla i bakra na različitim podlogama
(Savez inženjera i tehničara Srbije, Beograd, 2012)
Fine-grained nickel and copper thin films were electrodeposited (ED) from self-made sulphamate and sulphate electrolytes, respectively, on different substrates. The substrates were single crystal silicon with two different ...
Tribological aspect of selecting filler metal for repair surfacing of gears by hardfacing / Tribološki aspekti izbora dodatnog materijala kod površinske reparacije zupčanika tvrdim navarivanjem
(Society for Structural Integrity and Life, Institute for Material Testing, 2011)
Analysis of repaired gears made of case-hardening steel 20MnCr5 by hardfacing method is presented in this paper. Hardfacing repaired gears are tested on the closed power circuit device with variation of the torque value. ...