vol. 43 (1) B - 2007
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Author: F. Habashi |
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Title: COPPER METALLURGY AT THE CROSSROADS Abstract Copper technology changed from the vertical to the horizontal furnace and from the roast reaction to converting towards the end of the last century. However, the horizontal furnace proved to be an inefficient and polluting reactor... |
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Authors: C. Tang, Y. Du, H. Xu, S. Hao and L. Zang, |
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Title: STUDY ON THE NONEXISTANCE OF LIQUID MISCIBILITY GAP IN THE Ce-Mn SYSTEM Abstract To ascertain whether the liquid miscibility gap exists in the Ce-Mn system, 3 key alloys are prepared by arc melting the pure elements, annealed at specified temperature for 20 minutes.... |
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Authors: A. Kostov, D. Zivkovic and B. Friedrich, |
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Title: THERMODYNAMIC PREDICTING OF Si-Me(Me=Ti, Al) BINARY SYSTEMS Abstract Thermodynamic predicting analysis of Si-based binary systems - Ti-Si, and Al-Si, are shown in this paper. Thermodynamic analysis involved thermodynamic determination of activities, coefficient of activities.... |
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Authors: Y.Du, J. Zhao, C. Zhang, H. Chen and L. Zhang, |
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Title: THERMODYNAMIC MODELING OF THE Fe-Mg-Si SYSTEM Abstract A thermodynamic modeling for the Fe-Mg-Si system is conducted. All of the experimental phase diagram and thermodynamic data available from the literature are critically reviewed and.... |
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Authors: D. Paneva, D. Mitova, E. Manova, H. Kolev, B. Kunev and I. Mitov, |
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Title: STUDY OF INITIAL STAGE OF MECHANOCHEMICAL TRANSFORMATION IN PYRITE Abstrac The initial stage of transformation of pyrite to Fe(II)-sulfate as a result of mechanical milling is studied by X-ray powder diffraction (XRD), Moessbauer spectroscopy (MS), Infrared (IR) and... |
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Authors: M, Cocic, M. Logar, S. Cocic, S. Devic, B. Matovic and D. Manasijevic, |
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Title: MINERALOGICAL TRANSFORMATIONS IN COPPER CONCENTRATE ROASTING IN FLUO-SOLID REACTOR Abstract This work presents the results of investigation process of copper concentrate roasting in fluo-solid reactor with the aim of studying a transformation degree of primary ... |
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Authors: V. Goryany and P. Mauk, |
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Title: INTERMETALLIC COMPOUNDS AND CHOICE OF ALLOYING ELEMENTS FOR THE MANUFACTURE OF THIXOMOLDED CREEP RESISTANT MAGNESIUM ALLOYS Abstract This study aims at finding ways to improve the service properties of state-of-the-art creepresistant Mg alloys for Thixomolding and minimise production problems. In doing so, microalloying with Si, Zn, Sr, Li, C, Ba and Bi, as... |
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Authors: S. Devic and L. Marceta, |
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Title: DIFFERENCES IN MORPHOLOGICAL PROPERTIES BETWEEN THE OLIVINE GROUP MINERALS FORMED IN NATURAL AND INDUSTRIAL PROCESS Abstract Olivines are a large isomorphic series of minerals, belonging to silicates group. Regardless of their chemical composition, any of these minerals can be formed both in natural and industrial processes... |
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