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Hydrodesulfurization of light gas oil - kinetic determination in a batch reactor / Hidrodesulfurizacija lakog gasnog ulja - ispitivanje kinetike HDS u šaržnom reaktoru
(Association of the Chemical Engineers of Serbia, 2002)
The performed investigations were directed toward the analysis of the performance and activity of the fresh and regenerated Cyanamid HDS 20C catalyst in a laboratory batch reactor (2 dm3) for the HDS of the diesel fraction ...
Alkylation of N-substituted 2-phenylacetamides: Benzylation of N-(4-nitrophenyl)-2-phenylacetamide / Alkilovanje N-supstituisanih 2-fenilacetamida - benzilovanje N-(4-nitrofenil)-2-fenilacetamida
(Serbian Chemical Society, Belgrade, 2002)
N-(4-Nitrophenyl)-2-phenylacetamide was alkylated with benzyl chloride in the presence of powdered potassium hydroxide at different temperatures and in various solvents in order to establish the reactivity and orientation ...
Excess molar volume of the acetonitrile + alcohol systems at 298.15K. Part I: Density measurements for acetonitrile + methanol, + ethanol systems / Dopunska molarna zapremina sistema acetonitril + alkohol na 298.15K. I deo. Merenje gustina sistema acetonitril + metanol, + etanol
(Serbian Chemical Society, Belgrade, 2002)
The excess molar volume VE of the binary liquid systems acetonitrile methanol and acetonitrile + ethanol has been evaluated from density measurements at 298.15K and at atmospheric pressure over the entire composition range. ...
Shot-peening induced twinning in ship-building steel / Dvojnikovanje u brodskom limu kao posledica tretiranja u mlazu sačme
(Savez inženjera metalurgije Srbije, Beograd, 2002)
The aim of this work to simulate a shot-peening process and reveal the final microstructure. The latter consisted of rafinated ferritic grains, with occurrence of twins in some grains. Since the twinning occurs when a very ...
Investigation of dynamic young modulus during thermal stability testing of the refractory material / Određivanje dinamičkog jungovog modula elastičnosti tokom ispitivanja termostabilnosti vatrostalnog materijala
(Savez inženjera metalurgije Srbije, Beograd, 2002)
Thermal stability of the refractory material with the content of 42 % Al2O3 was investigated. Water quench test (JUS.B.D8.319.) was applied. Photographs of the samples before cycling, and after some number of cycles were ...
Izrada džins pantalona / The production of jeans
(Savez inženjera i tehničara tekstilaca Srbije, 2002)
Džins pantalone su i danas veoma važan odevni predmet koji se izrađuje u velikim serijama. U radu je dat plan operacija i specifikacija potrebnih mašina za izradu 500 i 1200 klasičnih džins pantalona u jednoj radnoj smeni.
An enlarged approach to yarn self: Abrasion testing / Prošireni pristup ispitivanju samoabrazije pređe
(Union of Textile Engineers and Technicians of Serbia, Belgrade, 2002)
An attempt has been made to use the Staff - tester, an instrument for checking the surface condition of yarns by their self abrasion in the loop with new types of yarn contacts. The basic metrological indicator of this ...
Aerogels - II. Applications in catalysis / Aerogeli - II. Primeria u katalizi
(Association of the Chemical Engineers of Serbia, 2002)
Sol-gel synthesis, and the resulting materials (xerogels and aerogels) are finding increasing application in the synthesis of catalysts, due to their unique characteristics. The most important features of the sol-gel process ...
Factorial design in isocratic high-performance liquid chromatography of phenolic compounds / Faktorski dizajn u izokratskoj tečnoj hromatografiji (HPLC) fenola
(Serbian Chemical Society, Belgrade, 2002)
A multifactor optimization strategy was utilized to predict the isocratic HPLC separation of nine phenols. The retention behavior was studied as a function of changing eluent (methanol – acetic acid) composition. The ...
Thermal analysis in stability examinations of loratadin pellets / Termijske metode u ispitivanju stabilnosti loratadin tableta
(Pharmaceutical Association of Serbia, Belgrade, Serbia, 2002)