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Prikaz rezultata 31-40 od 81
Examination of phosphate ores bioleaching from Lisina deposit / Ispitivanje mogućnosti bioluženja fosfora iz fosfatne rude sa ležišta Lisina
(Belgrade, Serbia : Engineering Society for Corrosion, 2012)
Phosphorus solubilization from insoluble phosphate ores by acidophilic autotrophs and heterotrophs is a research of significant interest, because of potential use of these ores as fertilizers, which are economically and ...
Cartographic conic projections and their appliance in national cartography / Kartografske konusne projekcije i njihova primena u državnoj kartografiji
(Serbian Geographical Society, 2011)
This paper is dedicated to the mapping of conic projections and their appliance in producing maps of our state cartography. So far they were often applied, and will be used precisely coned, polyconed and modified polyconed ...
Elektrohemijsko određivanje antimona na elektrodama sa poli(vinil alkohol)/glina kompozitom / Electrochemical detection of antimony on electrodes based on poly(vinyl alcohol)/clay composites
(Beograd : Savez inženjera i tehničara Srbije, 2019)
Sintetisani su kompoziti gline i poli(vinil alkohola) (PVA) sa masenim odnosima PVA/glina 10% i 20%. Kompoziti su naneti na površinu disk elektrode od staklastog ugljenika pomoću Nafiona. Tako modifikovane elektrode su ...
Formic acid electrooxidation on carbon supported platinum catalyst with preferential plane orientation / Oksidacija mravlje kiseline na platinskim katalizatorima na ugljeničnom nosaču sa preferencijalno orijentisanim ravnima
(Savez inženjera i tehničara Srbije, 2015)
Pt-based nanocatalysts supported on Vulcan XC-72R carbon, were prepared by water-in-oil microemulsion method, with addition of various amounts of HCl in the water phase. Polyethileneglycoldodecylether (BRIJ 30) was used ...
Diatom species composition in the Raška river (Southwestern Serbia) / Sastav silikatnih algi reke Raške ( jugozapadna Srbija )
(Serbia : Matica srpska, 2015)
The paper presents data on the composition of epilithic diatoms in the Raška River. Samples were collected by scraping stone surfaces with a brush from 5 localities along the Raška River in April, June, August and November ...
Antitumour effect of a mixture of n-propyl polysulfides In vitro / Antitumorski efekti smeše n-propil polisulfida in vitro
(Serbian Journal of Experimental and Clinical Research, 2019)
Copper serves as a limiting factor for multiple steps of tumour progression, including angiogenesis, growth and metastasis. High levels of copper have been found in a wide spectrum of human cancers. Antitumour activities ...
Pitting corrosion testing of stainless steel AISI 304 in chloride solutions / Ispitivanje piting korozije nerđajućeg čelika AISI 304 u rastvorima hlorida
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2015)
Stainless steels and their welded joints are often susceptible to pitting corrosion in solutions containing chloride ions. Testing of pitting corrosion of stainless steels is performed using chemical and electrochemical ...
Analysis of small series production with the development of new technologies / Analiza proizvodnje male serije sa razvojem novih tehnologija
(Savez inženjera i tehničara Srbije, 2012)
This paper presents the realized temperature transmitters. Transmitters were analyzed by technological generations. IHTM-CMTM in order to survive must develop new features and content of the product. Changes in technology ...
Following the ecological and economic effects of mining and metallurgical landfills / Prateći ekološko-ekonomski efekti metalurških i rudarskih deponija
(Savez inženjera i tehničara Srbije, 2012)
In the process of refining raw materials and metal production in the metallurgical industry and mining are allocated a number of different secondary materials to be deposited. In the enrichment of the ore by flotation, in ...
Reationship between corrosion potential and diferent corrosion forms of metals, alloys and theirs welded joints: Part I / Veza izmenu korozionog potencijala i različitih vidova korozije metala, legura i njihovih zavarenih spojeva - deo I
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2017)
This paper briefly describes the relationship between corrosion potential and different corrosion forms of metals and their welded joints. The nature of corrosion potential and the method of its measurement is also described. ...