METALLURGICAL AND MATERIALS TRANSACTIONS B
TABLE OF CONTENTS
Volume 25B, No. 2, April 1994

This Month Featuring: Hydrometallurgy; Pyrometallurgy; Electrometallurgy; Transport Phenomena; Physical Chemistry; Surface Treatment; and Mathematical Modeling.

Hydrometallurgy

Preparation and Properties of Fine Hematite Powders Hydrolysis of Iron Carboxylate Solutions [pp. 165-170]
Yasuhiro Konishi, Takeshi Kawamura, and Satoru Asaiby

Simulation of In Situ Uraninite Leaching: Part I. A Partial Equilibrium Model of the NH4HCO3-(NH4)2CO3-H2O2 Leaching System [pp. 171-183]
Knona C. Liddell and Renato G. Bautista

Adsorption Kinetics of Dicyanoaurate in Activated Carbon [pp. 185-191]
W. Yapu, M. Segarra, M. Fernandez, and F. EspiellIons

Communication: Observations on the Effect of Medium Density and Viscosity on the Rate of Induced Aeration in Agitated Vessels [pp. 303-306]
C. Aldrich and J.S.J. van Deventer

Pyrometallurgy

Thermal Treatment of Complex Sulfide Ores in N2 and H2 Atmospheres: A New Approach for the Extraction of Their Valuable Elements [pp. 193-205]
I. Gaballah, E. Allain, M.-Ch. Meyer-Joly, and K. Malau

Physical and Mathematical Modeling of Pyrometallurgical Channel Reactors with Bottom Gas Injection: Residence Time Distribution Analysis and Ideal-Reactor-Network Model [pp. 207-219]
Kumar M. Iyer and H.Y. Sohn

Communication: Equilibrium Values for the Dissolution of Solid Copper into FeS-Na2S Mattes [pp. 306-308]
Y. Zhang, T. Nagasaka, A.W. Cramb, and R.J. Fruehan

Electrometallurgy

Cyanide Inhibitors for the Carbon Cathode Materials in Aluminum Reduction Cells [pp. 221-226]
Claude Allaire and Paul Desclaux

Transport Phenomena

Water-Modeling Study of the Surface Disturbances in Continuous Slab Caster [pp. 227-233]
Dharmendra Gupta and A.K. Lahiri

Physical Chemistry

Thermodynamics of O, N, and S in Liquid Fe Equilibrated with CaO-Al2O3-MgO Slags [pp. 235-244]
Ryo Inoue and Hideaki Suito

Kinetics of the Reaction of H2O Gas with Liquid Iron [pp. 245-253]
T. Nagasaka and R.J. Fruehan

Crystallization Studies of the * (Mg2Pb) Phase and Its Phase Boundaries in the Pb-Mg-Bi System [pp. 255-263]
N.G. Siviour and K. Ng

Mg-Pb Phase Diagram and Phase Transformations in the Intermetallic Compounds Mg2Pb and ' [pp. 265-275]
N.G. Siviour and K. Ng

An Alternative Gibbs-Duhem Method for the Calculation of Activities from the Redox Data for Iron Oxide in Ternary Oxide Systems [pp. 277-280]
S. Sun and S. Jahanshahi

Surface Treatment

A Simple But Realistic Model for Laser Cladding [pp. 281-291]
M. Picasso, C.F. Marsden, J.-D. Wagniere, A. Frenk, and M. Rappaz

Mathematical Modeling

Natural Convection in an Aluminum Ingot: A Mathematical Model [pp. 293-302]
P.A. Davidson and S.C. Flood

Communication: A Comparison of Three Mathematical Modeling Procedures for Simulating Fluid Flow Phenomena in Bubble-Stirred Ladles [pp. 308-312]
Dipak Mazumdar and Roderick I.L. Guthrie

Correction [p. 313]

Contents: Metallurgical and Materials Transactions A, Volume 25A, March 1994 [p. 314]

Contents: Metallurgical and Materials Transactions A, Volume 25A, April 1994 [p. 315]

Direct questions about this or any other Metallurgical and Materials Transactions page to mettrans@andrew.cmu.edu.

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