vol. 42 (1) B - 2006
|
Authors: K. Elamari, E. A. Jdid and P. Blazy, |
|
|
|
Title: COPPER SOLVENT EXTRACTION FROM CHALCOPYRITE CONCENTRATE ACID LEACH SOLUTIONS BY LIX 984 Abstract Copper production from ores or sulphide concentrates is classically realized by pyrometallurgical route. In this study, hydrometallurgical treatment of a copper sulphide concentrate... |
|
Read more...
|
|
|
Authors: P. Fecko, Z. Sitavancova, L. Cvesper and V. Cablik, |
|
|
|
Title: BACTERIAL DESULPHURIZATION OF COAL FROM MINE CSA MOST Abstract The objective of the paper was application of bacterial leaching on 3 brown coal samples from bore S 187 (CV) from locality Mine CSA Most. Based on the results of bacterial leaching and ... |
|
Read more...
|
|
|
Authors: A. Simeonova, A. Petkov, N. Delchev and J. Balgaranova, |
|
|
|
Title: INVESTIGATION OF POSSIBILITIES FOR HIGH HEAVY METAL CONTENT SLUDGES UTILIZATION BY INCORPORATING THEM IN CONCRETE PRODUCTS Abstract The safe removal of sludge, obtained during the surface treatment of different metal products, is a serious environmental problem. These sludges are usually characterized by a high content of ... |
|
Read more...
|
|
|
Authors: S. Ivanov, M. Rajcic-Vujasinovic and Z. Stevic, |
|
|
|
Title: THE INFLUENCE OF GELATINE ON THE CORROSION BEHAVIOUR OF COLD WORKED COPPER WIRE IN ALKALINE MEDIA Abstract Copper wire obtained by dip–forming process was cold worked to the deformation degrees of 83, 87, 91, 95 and 99 %. Electrochemical potentiodynamic method was used to investigate corrosion behaviour of these wires in ... |
|
Read more...
|
|
|
Authors: D. Soares, J. Barbosa and C. Vilarinho, |
|
|
|
Title: INTERACTIONS OF Cu - SUBSTRATES WITH TITANIUM-ALLOYED Sn-Zn SOLDERS Abstract The interactions of copper substrate with titanium-alloyed Sn-Zn eutectic solders have been studied. Two series of experiments have been performed. The first one consisted in differential thermal analyses of Sn-Zn... |
|
Read more...
|
|
|
Authors: A. Kostov, D. Zivkovic and B. Friedrich, |
|
|
|
Title: THERMODYNAMIC STUDY OF Ti-V AND Al-V SYSTEMS USING FACTSAGE Abstract Thermodynamic study of Ti-V and Al-V binary systems is presented in this paper. Investigations included thermodynamic determination of activities, coefficient of activities, partial and integral values Gibbs energies of mixing and excess energies at... |
|
Read more...
|
|
|
Authors: G. Tadic, M. Gligoric and A. Tolic, |
|
|
|
Title: THE INFLUENCE OF NON-IDEAL PHASE FLOW ON THE EXTRACTION EFFICIENCY FOR THE CASE OF A LINEAR EQUILIBRIUM DISTRIBUTION Abstract The influence of the fundamental parameters of non-ideal phase flow and the extraction parameters on the number of equilibrium stages - ND, theoretical stages - NT, as well as the number of stages (ND - NT), the existence of which is a... |
|
Read more...
|
|
|
Authors: N. Strbac, I. Mihajlovic, D. Zivkovic, B. Boyanov, Z. Zivkovic and M. Cocic, |
|
|
|
Title: KINETICS AND MECHANISM OF SYNTHETIC CoS OXIDATION PROCESS Abstract The results of investigation of kinetics and mechanism for synthetic a-CoS oxidation process are presented in this paper. Based on experimental data obtained using DTA and XRD analysis and constructed PSD diagrams for Co-S-O system... |
|
Read more...
|
|
|
Author: S. Devic |
|
|
|
Title: MINERALOGICAL AND STRUCTURAL RESEARCH OF SEN AND DEPOSITS WITH THE PURPOSE OF DETERMINING THE CAUSE OF THE DEPOSIT FORMATION Abstract The work is based on the results of the experiment, which involved observing and examining the behavior of 167 SEN (Submerge Entry Nozzle) during the continuous steel casting. The results of such research of the wall of SEN and ... |
|
Read more...
|
|
|
Auhtor: G. N. Radoulov - Letters to Editor |
|
|
|
Title: ORIGINATION AND DEVELOPMENT OF ORE MINING AND METALLURGY IN THE BALKAN REGION Abstract The metallurgy and ore mining in the Balkan region appeared and developed relatively early. This region had a significant technological success in the field of metallurgy in the 5thmillennium BC, already... |
|
Read more...
|
|
|
