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Prikaz rezultata 61-70 od 1893
Study of interaction between nitrogen DBD plasma-treated viscose fibers and divalent ions Ca2+ and Cu2+
(Springer, Dordrecht, 2014)
Viscose fibers were treated with atmospheric pressure dielectric barrier discharge (DBD) plasma obtained in nitrogen in order to activate the fiber surface prior to sorption of the divalent ions Ca2+ and Cu2+. Methylene ...
Investigation of thermodynamic properties and phase equilibria in Ag-In-Sn system / Ispitivanje termodinamičkih veličina i faznih ravnoteža u sistemu Ag-In-Sn
(Savez inženjera i tehničara Srbije, Beograd, 2006)
Lead - free soldering became very popular in the whole world, because of high ecological demands in industry. Most of alternative alloys have high content of tin, and some of them are already used in electronic industry. ...
Evaluating a primary healthcare centre's preparedness for disasters using the hospital safety index: Lessons learned from the 2014 floods in Obrenovac, Serbia
(Elsevier Ltd, 2019)
Various organizations have endeavored to develop assessment methods for the identification and management of weaknesses in hospital disaster preparedness. Although the largest number of patients receive their regular care ...
Titanium coated with high-performance nanocrystalline ruthenium oxide synthesized by the microwave-assisted sol-gel procedure
(Springer, New York, 2016)
Ruthenium oxide coating on titanium was prepared by the sol-gel procedure from well-defined colloidal oxide dispersions synthesized by the microwave (MW)-assisted hydrothermal route under defined temperature and pressure ...
Hydrometallurgical process for extraction of metals from electronic waste, part II: Development of the processes for the recovery of copper from printed circuit boards (PCB)
(Savez inženjera metalurgije Srbije, Beograd, 2011)
Rapid technological development induces increase of generation of used electric and electronic equipment waste, causing a serious threat to the environment. Waste printed circuit boards (WPCBs), as the main component of ...
Sorption of Cu2+ and Co2+ from aqueous solutions onto sepiolite: An equilibrium, kinetic and thermodynamic study / Sorpcija jona bakra i kobalta iz vodenih rastvora na sepiolitu, ispitivanje ravnoteže, kinetike i termodinamike sorpcije
(Serbian Chemical Society, Belgrade, 2011)
The efficiency of natural sepiolite for the removal of Cu2+ and Co2+ from aqueous solution was determined using the batch method. The sorption experiments were performed as a function of the initial metal concentration, ...
The influence of chemical modifications on the chemical composition, sorption properties and volume electrical resistivity of jute fabrics / Uticaj hemijskog modifikovanja tkanine jute na promenu hemijskog sastava, sorpcionih svojstava i specifične zapreminske električne otpornosti
(Belgrade : Union of Engineers and Technicians of Serbia, 2018)
The influence of chemical modifications on chemical composition, sorption properties and volume electrical resistivity of jute fabrics was studied, In order to partially remove hemicelluloses and lignin, modifications with ...
Re-refining of waste mineral insulating oil by extraction with N-methyl-2-pyrrolidone
(Elsevier Science Bv, Amsterdam, 2006)
Extraction with N-methyl-2-pyrrolidone (NMP) via the three-stage mixer-settler operation was studied as possible process for re-refining of waste mineral insulating oil. The following extraction process parameters were ...
Influence of periodate oxidation on sorption properties of viscose yarn
(Editura Acad Romane, Bucuresti, 2018)
Viscose yarn was submitted to oxidation using different sodium periodate concentrations for various periods of time in order to investigate the influence of oxidation on the chemical and sorption properties of the resulting ...
A new technological solution for the manufacture of a borer for iron notch opening at the blast furnace plant / Primena aluminotermijskog postupka izrade i zavarivanja vrha burgija koje se koriste za otvoranje visoke peći tokom ispusta gvožđa
(Institut za istrazivanja i projektovanja u privredi, 2004)
A new technology for the manufacture of a borer by alumino-thermal method, system design for performing alumino-thermal reaction, as well as required quality of termite steel, is disclosed in this paper. In addition to ...