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Experimental and numerical analysis of local mechanical properties of globe valve housing
(Chemicke Listy, 2012)
Experimental and Numerical Analysis of Local Mechanical Properties of Globe Valve Housing One of the most widely used industrial valves is globe valve. Due to wide industrial application, the valve is subjected to various ...
Formation of Disperse Silver Deposits by the Electrodeposition Processes at High Overpotentials
(Esg, Belgrade, 2012)
In this study, electrodeposition of silver from nitrate solution at the high overpotentials was analyzed. Morphologies of silver deposits obtained at the different overpotentials and with the different electrodeposition ...
Al-Zn Alloy Formation by Aluminium Underpotential Deposition from AlCl3+NaCl Melts on Zinc Substrate
(Electrochemical Science Group, Beograd, 2012)
Aluminium was incorporated into polycrystalline zinc electrode surface by underpotential deposition from equimolar AlCl3+NaCl melt at 473, 523 and 573 K. The process was studied by linear sweep voltammetry and potentiostatic ...
Relationship between the calculated oxygen activity and the sulfur partition ratio for cao-al2o3-sio2-mgo slag during ladle refining
(Institute of Metals and Technology, 2012)
A slag-metal equilibrium study was carried out to investigate the effect of oxygen activity on the sulfur partition for CaO-Al2O3-SiO2-MgO slag. The sulfide capacity C-s prediction models by Sosinsky-Sommerville based on ...
Reuse of metallurgical slag from the silicothermic magnesium production and secondary lead metallurgy
(Editura Stiintifica Fmr, Bucharest, 2012)
The feasibility study of using different kinds of slag as constituents in construction materials is presented in this paper. As possible materials, slag from silicothermic process of magnesium production is used in fresh ...
Possibility of Carbon Steel EAFD Solidification/Stabilization in Concrete
(Revista de Chimie, 2012)
Steel scrap recycling is generally performed by direct smelting of scrap in an electric arc furnace, generating about 2% of dust per charge. Electric arc furnace dust (EAFD) is characterized as a hazardous material, due ...
The mechanism and kinetics of the tungsten (VI)-oxide reduction in the vertical tube reactor
(Editura Stiintifica Fmr, Bucharest, 2012)
Presented study shows the analysis of the process of reduction of WO3 powder with hydrogen in the vertical tube reactor, representing a new approach in comparison to the conventional methods in the horizontal tube reactor. ...
Electrophoretic deposition of alumina and boehmite coatings on metal surfaces
(Soc Chemists Technologists Madeconia, Skopje, 2012)
Electrophoretic deposition (EDP) is gaining increasing attention both in science and industry, due to novel applications in the processing of advanced ceramic materials and ceramic coatings. Electrophoretic deposition has ...
Analytical model of CNT FET current-voltage characteristics
(Natl Inst Optoelectronics, Bucharest-Magurele, 2012)
In this paper, one of the most promising electron devices - carbon nanotube field effect transistor (CNT FET) is investigated. At the beginning, the carbon nanotube properties are presented. The main contribution of this ...
Characterization of microstructure and properties of hypereutectic al18wt%si alloys reinforced by 10%sic alloy
(Editura Stiintifica Fmr, Bucharest, 2012)
The aim of this work was to test the influence of various process parameters to obtain composite materials based on the Al18Wt%Si alloy with addition of 10Wt%SiC.For a comparative analysis purposes, the samples obtained ...