Претраживање
Приказ резултата 141-149 од 149
Optimizing the thermal gradient and the pulling speed in a thermoplastic pultrusion process of pet/e glass fibers using finite element method
(Savez inženjera metalurgije Srbije, Beograd, 2018)
A thermoplastic pultrusion process was examined using commercial fiber roving of PET/E glass, to determine the optimum pulling speed and optimal zonal temperatures. Finite element analysis predicted heat transfer through ...
Molybdenum recovery as alloying agent from waste molybdenum solution
(Engineers Society of Corrosion, Belgrade, 2018)
The present work reports the commercialization of a recycling process of spent acid from filament
tungsten wire plant to recover molybdenum (VI)-oxide and further utilizing this product for alloying
cast iron. First part ...
Semi-empirical software for the aluminothermic and carbothermic reactions
(Association of Metallurgical Engineers of Serbia, 2014)
Understanding the reaction thermochemistry as well as formatting the empirical data about element distribution in gas-metal-slag phases is essential for creating a good model for aluminothermic and carbothermic reaction. ...
Hemp fibers (Cannabis sativa) impregnated by Ca-alginate gel as a novel biosorbent for the removal of Pb(II) and Zn(II) ions / Novi biosorbent na bazi vlakna konoplje (Cannabis sativa) i Ca-alginata za uklanjanje jona olova i cinka
(Engineering Society for Corrosion, Belgrade, Serbia, 2018)
In this paper the possibility of implementing the new biosorbent composed of chemically modified short hemp fibers impregnated with alginate gel for adsorption of lead(II) and zinc (II) ions was investigated. Waste hemp ...
Immobilization of Aspergillus Niger cellulase onto Lifetech TM carriers and its application in the hydrolysis of sunflower seed meal lignocellulosic fraction / Imobilizacija Aspergillus Niger celulaze na Lifetech TM nosače i primena u reakciji hidrolize lignocelulozne frakcije suncokretove sačme
(Institute for Food Technology, Novi Sad, 2019)
Cellulases are enzymes which catalyse cellulose hydrolysis and are widely used in various industry branches. Lately, their application in treatment of different agroindustrial waste materials which could serve for fuel ...
Strain field measurements of glass ionomer cement
(Institut za ispitivanje materijala, Beograd, 2019)
Extensive evolution of glass ionomer cements (GIC) has marked a significant shift in the practice of luting indirect dental restorations limiting the use of zinc-phosphate and zinc-polycarboxylate cements to a few indications. ...
Complex sulphide-barite ore leaching in ferric chloride solution
(Association of Metallurgical Engineers of Serbia, 2016)
The results of research on the leaching process of complex sulphide-barite ore were presented in this paper. The leaching process was carried out in a laboratory autoclave by ferric chloride solution. Considering that those ...
Exergy concept and its implementation in the recycling of metals / Eksergijski koncept i njegova primena u recikliranju metala
(Engineering Society for Corrosion, Belgrade, Serbia, 2017)
Modern industrial product design implies presence of many different materials. Consequently, in the recycling process, shredding and separation procedures are applied. However, all materials cannot be completely separated; ...
Exploitation properties of ni-pd/al2o3 catalyst supported on ceramic foam
(Savez inženjera metalurgije Srbije, Beograd, 2015)
The goal of this research was to examine exploitation properties of Ni-Pd/Al2O3 catalyst supported on alpha-Al2O3 based foam in the dry methane reforming. The catalyst was prepared by using aerosol method. Chloride precursors ...