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Studies Of Heat Exchange Within The Working Space Of An Electric Nickel Anode Refining Furnace
By Valery M. Paretsky
The effect of the degree of nickel oxide reduction and the reaction gas composition on the furnace productivity has been estimated by computations and the established relationship is in good agreement
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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Comprehensive Utilization Of Zinc Leach Residues By Flotation - Reduction Roasting - Magnetic Separation Process
By Yuanbo Zhang
Zinc leach residues produced by hydrometallurgical zinc plants contain many valuable elements (zinc, iron, lead, gallium, indium silver, etc), while they have not been utilized effectively hitherto. I
Jan 1, 2006
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The Technological Characteristics Of Blended Nkalaha And Nsu Clays.
By N. E. Idenyi
The effects of compositions and firing temperatures on the physico-mechanical properties of blended Nsu fireclay and Nkalaha redbrick clay have been investigated. The clay samples were compounded acco
Jan 1, 2006
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Using Rietveld analysis with TOPAS for modal analysis of geological samples
By Holger Cordes
X-ray diffraction has long been used for qualitative and quantitative mineral analysis but Rietveld data analysis is still an under utilized method for mineral exploration and processing applications.
Jan 1, 2006
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EMF Study Of Nb-Al Intermetallics
By Pratheesh George
Solid state galvanic cell with CaF2 as the electrolyte was employed for determining the thermodynamic properties of Nb-Al binary alloys in the temperature range of 973-1073 K. The activities and activ
Jan 1, 2006
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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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The Coppermaking QS Continuous Oxygen Converter Technology, Design and Offspring
By Paul E. Queneau
The QS (Queneau-Schuhmann) copper converter is a gently sloped, stepped, horizontal kiln-type tilting reactor in which desired bath oxygen activity, compositional and temperature gradients are created
Jan 1, 1993
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Mineralogical And Chemical Characterization Of The W-Pb-Bi-Ag Ore From The Rudnik Mine, Serbia
By Slobodan Radosavljevic
The polymetallic W-Pb-Bi-Ag ore from the ?Nova jama? ore zone of the Rudnik ore field have been investigated. Contact-pneumatolytic (skarn), pneumatolytic-hydrothermal, and hydrothermal mineralization
Jan 1, 2006
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Preliminary Assessment of Mercury Contamination Due to Gold Mining in the Rio Ramis-Lake Titicaca Watershed, Peru
By Christopher Gammons
In developing countries throughout the world, gold ores are being processed by mercury amal-gamation, a technique long banned in the U.S. - unless a retort operation is used for mercury recovery - due
Jan 1, 2003
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How To Analyze For Cyanide
By Emil B. Milosavljevic
Problems associated with distillation and other classical methods for analyzing operationally defined cyanide (CATC, WAD, Total and Free Cyanide) will be discussed. These methods often achieve incompl
Jan 1, 1998
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LCD (Liquid Crystal Display) Separation Aiming Recycling
By Viviane Tavares
The liquid crystal display (LCD) are currently known by its vast application in electro ? electronic devices, amongst them can be detached the devices of TV, laptops, electronic date, calculators and
Jan 1, 2009
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Application of Chaos Theory to Gas Injection
By Louis J. Mittoni
"It is well known that gas injection systems can exhibit a wide range of dynamical behaviours, ranging from linear periodic bubbling through to highly complex turbulent jetting. Recently, it has been
Jan 1, 1996
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Biosorption of Cadmium from Aqueous Solutions by Waste Microzyme
By Yunnen Chen
The test and use of natural materials as biosorbents for the removal of heavy metals from industrial wastewater is under constant development. In the present study, the biosorption capacity of waste m
Jan 1, 2009
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An Application Of Equibibrium Calculations To The Copper Smelting Operation
By R. Shimpo
Equilibrium calculations by a computer may sometimes fail in giving solutions when the system includes a large number of components and more than three phases, and especially when no definite informat
Jan 1, 1983
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Direct Smelting of Zinc Smelter Residues in the Electric Arc Furnace
By W. K. Connor, O&apos
Thermal Treatment Technology Division Albany Research Center, U.S. Dept. of Energy Oregon. This evaluation included a characterization study and direct smelting tests conducted in a bench-scale electr
Jan 1, 2000
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Development Of Ore-Coal Composite Pellets For Sponge Ironmaking
By B. B. Agrawal
Iron ore fines is an area of concern in India. A possible avenue is to use these fines for sponge ironmaking. Work has been carried out to pelletize these fines with coal and a suitable binder, and cu
Jan 1, 2006
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Acustic-Pulsation-Based Intensification Of Heat Transfer In Continuous Furnaces
By Alexey Lozhko
The technical-and-economic furnace exploitation indices are considerably influenced by the system of heat utilization. In the situation of total output decrease works are forced to exploit furnaces at
Jan 1, 2006
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Thermal Behavior of Mixed Household Portable Batteries
By Denise Crocce Romano Espinosa
The recycling of waste of electric and electronic equipment (WEEE) is one of the main modern challenges. Among the variety of WEEE, batteries can be set apart due to their composition and their growin
Jan 1, 2009
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Low Temperature Reduction of Chromite Ores with Carbon
By R. G. Reddy
Reduction of different chromite ores with carbon was studied as a function of C/FeO ratio and temperature in the range 700 °C to 1100 °C by thermogravimetry (TGA) analysis. Powders of chromite ore(-15
Jan 1, 1998