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Overview of NSR Intermediate Strategic Expansion Plan
By Osamu Iida
Since 'start-up of the larger Mitsubishi Continuous Copper Smelting Process in 1991, furnace relining campaign was gradually prolonged to once every 2 years according to deregulation of governmen
Jan 1, 2001
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Extraction and Recovery of Gold from Concentrates by Bromine Process
By A. Dadgar
Extraction of gold and silver from two refractory concentrates using cyanide and bromine reagents was reported at the 12th International Precious Metal Conference (1). The objective of this paper is t
Jan 1, 1989
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Thermodynamic Properties Of Copper-Nickel Mattes
By A. V. Tarasov
Investigations of thermodynamic properties of Cu-Ni and Cu-Ni-S systems and mattes have been conducted with the aid of a MC-1301 mass-spectrometer designed for studies-of processes of vapor formation
Jan 1, 2003
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Direct Observation of Al Drop and Gas Bubbles in the Anode-Cathode Space during Aluminum Electrolysis
By Lin Li, Xiang Li, Yifang Zheng, Jilai Xue, Jun Zhu
"Al drops and gas bubbles in the anode-cathode space of aluminum electrolysis cell are of great importance for cell operation improvement in metal loss, current efficiency and energy consumption. A di
Jan 1, 2011
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Corrosion Mechanism of A3 Steel Induced by Chloride Ions in the Purified Water
By Liyuan Chai
The corrosion mechanism of A3 steel induced by chloride ions in the purified water had been investigated with the A C Impedance technique. The results showed that there were another two factors which
Jan 1, 2009
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Productivity Programs at the Huelva Smelter
By D. de la Villa
From 1989 to 1992 Rio Tinto Minera has developed and implemented a productivity program in its Huelva Plant, including Smelter, Acid Plant and Electrorefinery. This Plan was designed in order to incr
Jan 1, 1993
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Microstructural Analysis of Sticking Phenomenon Occurring during Hot Rolling of Two 430J1L Ferritic Stainless Steels
By Dae Jin Ha
Sticking phenomenon occurring during hot rolling of two STS 430JlL ferritic stainless steels was analyzed by hot-rolling simulation tests. The sticking started from the initial nucleation stage in whi
Jan 1, 2008
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Use of the Microscope in Flotation Plant Operations
By F. L. Marley
Small and medium-sized flotation plants with no assaying instrumentation still depend much upon the art of the operator to produce acceptable and consistent results. Improved performance can be accomp
Jan 1, 1981
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Laboratory Autoclaves for Hydrometallurgical Research
By Fathi Habashi
Laboratory autoclaves for hydrometallurgical investigations are available in a variety of sizes, models, and materials of constructions. They vary in sizes from 25 mL to 2 liters for laboratory studie
Jan 1, 2000
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Metallurgical Characterization of Waspaloy Presenting Variations in Chemical Composition, Grain Size and Hardness
By C. Carreno, A. D. Gonzalez Escarcega, M. A. Neri, A. Martinez –Villafane, O. Cobarrubias-Alvarado
"Waspaloy is a superalloy used to manufacture some aeronautical parts subjected to high temperatures and stresses. During thermo-mechanical processing cracks are generated, causing some parts to be re
Jan 1, 2012
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Influence of Risk Components Contained in Industrial Waste Materials used in the Building Industry
By Petr Sulovsky, Pavel Leber, Jaroslava Ledererova, Miroslav Svoboda
"The properties of raw materials used for the production of building materials play an essential role in their choice. Industrial waste materials can in some cases improve the performance of new build
Jan 1, 2008
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Biomorphic Cellular TiC/C Ceramics from Woods
By Sutham Niyomwas
Biomorphic Cellular TiCIC ceramics were produced by vacuum-infiltrating carbon preforms with Ti02 sol and subsequent synthesis by the carbothermal reduction process. The carbon preforms used in the st
Jan 1, 2008
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Advances in Lead-Acid Battery Recycling: Engitec's Automated CX Breaker System
By R. M. Reynolds
Engitec Impianti, S?.p.A. of Milan, Italy has successfully designed, constructed and has in operation state-of-the-art battery breaker systems at two European locations. A third facility i:s partially
Jan 1, 1990
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Viscosity Of Partially Crystallized Bof Slag
By Bart Blanpain, Muxing Guo, Zhuangzhuang Liu
In order to stabilize free lime in the basic oxygen furnace (BOF) slag to achieve high value products, quartz sand and other additives are injected into slag. However, the current hot stage slag stabi
Jan 1, 2016
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Production Of Titanium Oxycarbide From Titania-Rich Mineral Sands
By Petrus Christiaan Pistorius, Farzin Fatollahi-Fard
The production of titanium oxycarbide – a consumable anode material used in molten-salt processes for electrowinning titanium – from heavy mineral concentrate, such as a high-titania leucoxene and nat
Jan 1, 2015
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Formation And Magnetic Susceptibility Of Compounds Containing Iron And Manganese In Aluminum Melts
By G. C. Yao
Iron and silicon impurities can form needle and branch shape intermetallie compounds in molten aluminum when there is no manganese. It is difficult to separate them from molten aluminum by electromagn
Jan 1, 2003
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Comparative Study on Zinc Electrowinning from Sulfate and Chloride Solutions .
By Carla Lupi
Zinc electrowinning from sulfate solutions is the traditional industrial method to produce SHG zinc. Over the past few years several efforts have been done to improve process efficiency in order to re
Jan 1, 2000
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Effect Of Atmosphere Composition On Sintering Of Bronze
By Garg. D.
Premixed bronze powders are widely used to produce a wide variety of P/M components including bearings and bushings by the powder metal industry. The physical and mechanical properties of sintered bro
Jan 1, 1996
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Extraction of Zinc From Chloride Solution with DBBP
By Hsing Kuang Lin
Extraction of zinc from chloride solution with dibutyl butylphosphonate (DBBP) in Escaid 110 has been investigated. The distribution coefficient of zinc was found to be independent of equilibrium pH.
Jan 1, 1990
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Formation of Austenite Grain in Hypo-Peritectic Carbon Steels
By Masayuki Kudoh, Tohru Maruyama, Yohichi. Ito
When hypo-peritectic carbon steel is quenched during unidirectional solidification, the region of fine columnar grain is observed. It is classified into two coexisting phases. One is coexisting phases
Jan 1, 2000