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Prikaz rezultata 11-20 od 102
Reduction of volatile organic compounds emissions in crude oil industry by cleaner production principles. / Smanjenje emisija lakoisparljivih organskih jedinjenja u industriji prerade nafte primenom čistije proizvodnje
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2015)
Crude oil and its derivates are a significant source of VOC, i.e., volatile organic compounds. A goal of this research is to set a base for VOC emission reduction through engineering design and proactive actions as a cleaner ...
Extraction from curry plant (Helichrysum italicum) and impregnation of solid carries with the extract using supercritical carbon dioxide / Ekstrakcija iz smilja (Helichrysum italicum) i impregnacija čvrstih nosača ekstraktom primenom natkritičnog ugljenik(IV)-oksida
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2017)
Curry plant (Helichrysum italicum (Roth) G. Don fil., Asteraceae) is Mediterranean plant, known for its traditional use in treatment of inflammatory processes mostly on skin and in the digestive system. This plant presents ...
Synthesis and characterization of carbon materials as titanium dioxide carrier for removal of the selected organic pollutants from water / Sinteza i karakterizacija ugljeničnih materijala kao nosača titan-dioksida za uklanjanje odabranih organskih zagađujućih materijala iz vode
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2018)
The main objective of this work was to develope appropriate preparation method in order to obtain TiO2/carbon composites with the highest efficiency in removal of organic pollutants from the water. Carbon monolith and ...
Local approach to ductile fracture of low steel welded joints / Lokalni pristup žilavom lomu zavarenih spojeva niskolegiranog čelika
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2012)
The subject of this dissertation is analysis of ductile fracture initiation and stable crack growth by ductile fracture mechanism in low alloyed steel and welded joints. The analysis is conducted using local approach to ...
Catalytic and non-catalytic methanolysis of triglycerides: Reaction kinetic and process simulation / Katalizovana i nekatalizovana metanoliza triglicerida : kinetika reakcije i simulacija procesa
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2009)
The main obstacle for wider application of biodiesel is its relatively high cost. This is still the truth, although the price gap between petroleum based diesel fuel and biodiesel is narrowing due to the recent increase ...
The synthesis of fatty acid methyl esters from waste lard by homegeneously and heterogeneously catalyzed methanolysis / Sinteza metil estara masnih kiselina otpadne svinjske masti primenom homogeno i heterogeno katalizovane metanolize
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2016)
In this doctoral dissertation the methanolysis of waste lard from piglet roasting in the presence of KOH, CaO or quicklime at moderate temperatures (below the boiling point of methanol) and the molar ratio of methanol:fatty ...
Obtaining of nanostructured powders for production of new dispersion strengthened sintered material in the system Cu-Al2O3 / Dobijanje nanostrukturnih prahova u cilju proizvodnje novih disperzno ojačanih sinterovanih materijala u sistemu Cu-Al2O3
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2009)
This PhD thesis presents the possibility of nanostructured composite materials based on copper and alumina synthesis trough a new method, which is a combination of thermo-chemical synthesis and mechanical alloying. ...
The Study of the Enzymatic Synthesis Mechanism of 4,6-Disubstituted 3-cyano-2-pyridones / Proučavanje mehanizma enzimske sinteze 4,6-disupstituisanih-3-cijano-2-piridona
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2013)
In this thesis, the mechanism of lipase catalyzed synthesis of 4,6-disubstituted-3-cyano-2-pyridones was studied, and for that purpose the simplest molecule, 4,6-dimethyl-3-cyano-2-pyridone, and vitamin B6 precursor, ...
Crystallization and sinterability of lanthanum-strontium-borate-glass powders / Kristalizacione karakteristike i sinterabilnost prahova lantan-stroncijum-boratnih stakala
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2017)
The subject of this doctoral thesis is the study of the crystallization behavior and the sinterability of the borate glasses system La2O3-B2O3-SrO. In literature there are limited data from the crystallization characteristics ...
Design and analysis of sensor system for vibration measurments in civil engineering / Razvoj i analiza senzorskog sistema za merenje vibracija građevinskih objekata
(Univerzitet u Beogradu, Elektrotehnički fakultet, 2015)
Structural Health Monitoring (SHM) involves measurement techniques used in damage detection and estimation of usability of different kinds of structures. SHM is usually performed in civil engineering, to determine states ...