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Characterization Of Some Ceramic Materials For High Pressure Applications
By A. M. Ramalho
In the synthesis and sintering processes to obtain superhard materials, such as diamond and cubic boron nitride, deformable ceramic capsule is used as gasket to transmit and support the required high
Jan 1, 2006
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Quantitative Characterization Of Phases Present In Aluminum Drosses Through X-Ray Diffraction
By Adriana Gómez
White dross is a result of the aluminum oxidation during its primary production and is mainly composed of metallic aluminum, Al2O3, with minor amounts of AlN and some other oxides. Because of the grea
Jan 1, 2005
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Properties of Clay-Based Ceramics Added with Construction and Demolition Waste
By Wilson Acchar
The accelerated growth of urbanization processes and current environmental concerns brought to light the existing enormous quantity of construction and demolition waste (C&DW). Considering the frequen
Jan 1, 2009
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The Influence of Grain Size and Mineralogical Composition on the, Leachability of Copper Concentrates
By F. E. Pawlek
Copper concentrates can be comminuted in an attritor within a very short time to a particle size of 1 - 0.1 um. Addition of sodium hydroxide enhances commninution. The concentrates, suspended only in
Jan 1, 1976
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Lime-enhanced Carbothermic Reduction of Chalcopyrite
Lime-enhanced carbothermic reduction may provide an alternative process for treating low grade chalcopyrite concentrates. To date, most research on lime-enhanced reduction has been on pure, synthetic
Jan 1, 2009
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Metallic Secondary Raw Materials Recycling Strategy In Serbia
By Sasa Djokic
In developed countries, the difference between demanded and produced quantities of non-ferrous and rare metals are compensated by secondary raw materials recycling and reprocessing of by-products from
Jan 1, 2005
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A Study on Nickel Containing Iron Alloy Production From West Anatolian Region Lateritic Ores
By Cem Colakoglu
In this study, nickel containing iron alloys were produced by carbothermal reduction of lateritic nickel ores obtained from Manisa - Caldag region of Turkiye in order to investigate the reaction mecha
Jan 1, 2009
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Granulation Of Molten Materials
By David Norval
Water solidification of mattes, metals, alloys and certain slags with high metal entrainment has customarily not been practiced due to the belief that such processes are too dangerous and unproven in
Jan 1, 2006
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Computer Modeling Of A Self-Reducing Agglomerate In A Shaft Furnace
By José Carlos D?Abreu
The Tecnored process is a new ironmaking technology, developed on a unique approach that combined empirical and theoretical knowledge backed by extensive tests carried out in a dedicated pilot-plant
Jan 1, 2006
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Pullout Test Of Coir Fiber To Evaluate The Interface Strength In Polyester Composites
By Sergio N. Monteiro
Polymeric composites reinforced with natural fibers are increasingly been used in several engineering applications, from automotive parts to building construction elements. In addition to the relative
Jan 1, 2006
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Recent Operation Of The Flash Smelting Furnace At Saganoseki Smelter
By Yushiro Hirai
Saganoseki smelter & refinery had operated two flash smelting furnaces from 1973, attaining 330,000 mtpy of copper production in 1989. In 1996, however, it carried out a "integration of two flash furn
Jan 1, 1999
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Corrosion of Refractories in Peirce Smith Converters
By George Oprea, Tom Troczynski, Joe A. Rigby, Waiman Lo
The refractory lining of the tuyere line in Peirce Smith converters have usually much shorter life in service than the rest of the lining, above or below it. There are already recognized chemical, the
Jan 1, 2009
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Blister Flash Smelting - Efficient And Flexible Low-Cost Continuous Copper Process
By Jukka Tuominen
The history of making blister copper in an Outokumpu Flash Smelting Furnace dates back to the late 1960?s, when Outokumpu first piloted the Outokumpu Direct Blister (ODB) process. The first commercial
Jan 1, 2005
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Life Cycle Inventory Analysis of Municipal Solid Wastes Management
By He De-wen
Based on the principle of life cycle assessment (LCA), municipal solid waste management (MSWM) was analyzed by life cycle inventory method. According to the system expansion and substitution method, t
Jan 1, 2009
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Preparation of a Carbon Free Precast Block for Ladle Lining
By Zhigang Liang
A carbon free precast block was prepared by using high-alumina fused corundum as aggregate and fused magnesia, and ultra-fine Al2O3 and ultra-fine SiO2 powders as matrix materials. A small linear expa
Jan 1, 2009
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A Model Study of Splash in a Peirce-Smith Converter
By Kimiaki Utsunomiya, Yasumasa Hattori, Yoshiaki Mori, Toyokazu Okubo
"The effect of various operating conditions on splashing behavior in a Peirce-Smith converter has been investigated with a 1/5.7 scale cold model. Dynamic similarity between the model and a commercial
Jan 1, 2000
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Preparation Of Sm-Co Alloy Oxide Precursor By Wet-Chemical Co-Precipitation
Sm-Co alloy is a kind of magnetic material with high power and has been applied in modern industry widely. In this study, the wet chemical co-precipitation was developed for synthesis of the Sm-Co all
Jan 1, 2005
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Production of Structural Products from Copper Mining Tailings
By Thomas Weyand, Thomas Claridge, Dale Nickels
"This paper addresses the initial results of a project to evaluate the suitability of copper mining tailings as raw material for the production of structural products using PMET’s patented technology.
Jan 1, 2008
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Suspension Smelting Studies On Mount Isa Copper Concentrate
By R. G. Henley
Mount Isa copper concentrate was combusted in a laminar-flow furnace. The conditions simulated those likely to be encountered in flames in flash smelters of the Outokumpu (air as oxidant) and INCO (ox
Jan 1, 1983
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A Clean-Lead Factory Is Available For Lead-Acid Batteries Recycling By Means Of The ?Cleanlead Process?
By Carlos Frias
The lead-acid battery recycling is a major industrial activity (more than four million tonnes recycled lead per year) that generates large amounts of toxic wastes such as lead slag, mattes and acidic
Jan 1, 2006