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Приказ резултата 11-20 од 21
Optimization of chitosan gel preparation for supercritical impregnation of thymol / Uticaj pripreme hitozan gelova na natkritičnu impregnaciju sa timolom
(Savez inženjera i tehničara Srbije, Beograd, 2015)
The impregnation of differently prepared chitosan gels with thymol using supercritical carbon dioxide (scCO2) was studied in order to obtain new materials with added value without the use of organic solvents. The optimum ...
Analysis of catalyst wetting efficiency influence on performances of industrial TBR for hydro desulfurization and hydro de aromatization reactions / Analiza uticaja ovlaženosti katalizatora u industrijskom TBR reaktoru na reakcije hidrodesulfurizacije i hidrodearomatizacije
(Savez inženjera i tehničara Srbije, Beograd, 2015)
Many industrial scale trickle bed reactors (TBR) operate at lower liquid superficial velocities ( lt 0.5 cm/s) at which the catalyst particle are not completely wetted. This phenomenon of incomplete wetting has therefore ...
Metallurgical processing of copper secondary raw materials / Metalurška prerada sekundarnih sirovina bakra
(Savez inženjera i tehničara Srbije, Beograd, 2015)
Procedures for copper secondary raw materials processing include two basic stages: pretreatment of the copper waste and its further metallurgical processing. For copper waste pretreatment technology, there are different ...
Impact testing with controlled energy of multiaxial aramid fabrics with various types of reinforcement / Ispitivanje udarima kontrolisane energije multiaksijalnih aramidnih lamina sa različitim tipovima ojačanja
(Savez inženjera i tehničara Srbije, Beograd, 2015)
The physical and mechanical properties of the six samples of polyurethane/p-aramid multiaxial fabric forms (Kolon fabrics) were analyzed by high speed impact tester. The samples were impregnated with 10 wt.% poly (vinyl ...
The influence of brewers' yeast addition on lactic acid fermentation of brewers' spent grain hydrolysate by Lactobacillus rhamnosus / Uticaj dodatka pisvkog kvasca na mlečno-kiselu fermentaciju hidrolizata pivskog tropa sa Lactobacillus rhamnosu
(Nacionalno društvo za procesnu tehniku i energetiku u poljoprivredi, Novi Sad, 2015)
In this study brewers' spent grain (BSG) hydrolysate was produced using optimal conditions. Hydrolysates were used for lactic acid fermentation by Lactobacillus rhamnosus ATCC 7469. The aim of this study was to evaluate ...
The quality of the Veliki Lug river from Mladenovac to the mouth in Kubršnica in the municipality of Smederevska palanka / Kvalitet vode reke Veliki Lug posle Mladenovca do ušća u Kubršnicu na teritoriji opštine Smederevska palanka
(Naučno-stručno društvo za zaštitu životne sredine Srbije - Ecologica, Beograd, 2015)
The river Veliki Lug originates under the Kosmaj, flows through the municipalities and settlements Sopot and Mladenovac, and flows into the river Kubršnica near village Ratari in the Smederevska Palanka municipality. Waters ...
High efficiency of supercritical rosemary extract in long term oxidative stabilization of pork liver pâté / Visoka efikasnost superkritičnog ekstrakta ruzmarina u dugoročnoj oksidativnoj stabilizaciji svinjske jetrene paštete
(Institut za higijenu i tehnologiju mesa, Beograd, 2015)
The study was aimed to investigate potential of supercritical extract of rosemary (RSE) in the long term oxidative stabilization of pork liver pâté (five years). Determination of peroxide value (PV) and thiobarbituric acid ...
Analysis of the possibility of increasing energy efficiency for fluid catalytic cracking plant in the secondary oil refining / Analiza mogućnosti povećanja energetske efikasnosti rada postrojenja za fluidni katalitički kreking u sekundarnoj preradi nafte
(Savez energetičara Jugoslavije, Beograd, 2015)
Oil refinery spends significant amount of different forms of energy in order to produce oil derivates. This self consumption of energy, beside ecological effect, has significant influence on efficiency and economy of ...
Influence of whey proteins addition on mechanical stability of biopolymer beads with immobilized probiotics / Uticaj dodatka proteina surutke na mehaničku stabilnost biopolimernih nosača sa imobilisanim probioticima
(Savez inženjera i tehničara Srbije, Beograd, 2015)
Biopolymer carriers are widely used for immobilization of the bioactive compounds and different type of the cells. The aim of this study was to analyze influence of whey proteins addition on mechanical strength of Ca-alginate ...
Quality, sources and balancing of iron and steel scrap / Kvalitet, izvori i bilansiranje otpadaka gvožđa i čelika
(Savez inženjera i tehničara Srbije, Beograd, 2015)
Besides iron ore, the main raw material of iron and steel production is steel scrap. This paper presents the quality and sources of creation the iron and steel scrap and estimation of their creation in the future. The ...