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Computer Modelling of Mass and Energy Balances for the Outokumpu Lead Flash Smelting Process
By E. M. Weenink
One of the new direct smelting technologies for the production of lead from sulfide concentrates that has reached the commercial stage is the Outokumpu lead flash/electric furnace ?smelting process. U
Jan 1, 1990
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On Promoting Energy Conservation In Hydrometallurgical Processing Of Complex Materials
By K. Sarveswara Rao
The present paper firstly describes some recent trends from literature on energy management via process intensification to arrive at sustainable technologies for aqueous processing of minerals, metals
Jan 1, 2008
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Principle and Practice of producing Qualified Antimony White from Lead-Antimony Alloy by Blowing Directly
By Liu Wei-feng
Base on the thermodynamic calculation of vapor pressure of lead, antimony and arsenic at high temperature, the possibility of separating lead, antimony and arsenic in different temperature was analyze
Jan 1, 2009
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Mechanical Properties and Microstructural Characterization of the Commercial Aluminum Alloy 6063 Under Different Homogenizing Thermal Treatment
By J. R. Rendón
Cylinders of commercial aluminium alloy 6063 were homogenized under different conditions. The experimental results indicated that the general mechanical behaviour as related to curves of 0.2% yield s
Jan 1, 1997
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Study On The Removal Of Gases In Rh Refining Progress Through Experiments Using Vacuum Induction Furnace
By Yuanpei LAN, Minren XU, Deliang NIU, Zhu WANG, Qingcai Liu, Shan Ren
Removal of gas is the major function of RH degasser. To optimize the RH refining craft in Chongqing Iron and Steel Co. Ltd, the degassing effect of RH degasser at different degrees of vacuum was inves
Jan 1, 2015
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Use of Sem Fractography to Guide Thermo-Mechanical Process Optimization for Cu-Ni-Si-Cr Alloys
By Mark H. Hashiguchi
Examination of tensile bar surfaces shortly after destructive testing was conducted to search for clues that would aid in optimization of mechanical properties, especially tensile strength, yield stre
Jan 1, 2008
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Coating Characterization in CrN Deposited by Magnetron Sputtering Method on AISI 316 Steel
By I. Hilerio
Chromium Nitride (CrN) thin films were deposited on AISI steel 316 substrates by means of the reactive magnetron sputtering method. CrN films were produced under two different conditions. In the firs
Jan 1, 2009
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Preparation Of Straw Char By Preformation-Carbonization Process And Its Application In Iron Ore Sintering
By Xuling Chen, Zhiyun Ji, Min Gan, Tao Jiang, Liang Yin, Xiaohui Fan
Straw char exhibited considerably faster burning speed than coke breeze for its porosity, which significantly degraded sinter quality when it replacing coke breeze as sintering fuel. In this investiga
Jan 1, 2015
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Electrochemical Treatment of spent Electroless Nickel Solution
By T. Mason, R. Macko
Electroless nickel (EN) coatings are widely used in the manufacture of automotive parts, providing uniform coating, corrosion protection, wear resistance and lubrication. In contrast to EN plating ben
Jan 1, 2000
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Influence of Metal Chromium on the Activity of Soil Enzyme
By Shunhong Huang
Thirty-five soils were sampled from three sites at different distances from chromium slag heap of a Iron-alloy factory, namely, nine from site A located under the chromium slag and eighteen from Site
Jan 1, 2008
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Nickel And Copper Behavior During Autogenous Smelting Of Copper Nickel-Containing Concentrate After High-Grade Matte Flotation
A new technology for the treatment of copper nickel-containing concentrate after high-grade matte flotation to blister copper with the production of liquid silicate slags in a vertical autogenous unit
Jan 1, 2003
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Applications Of Selective Solvent Extractants In Waste Minimization And Metal Recovery
By Brian Balmforth
Solvent extraction has been applied successfully to the recovery of a range of metals from a variety of process streams. Particular benefits are derived from the use of new highly selective extractant
Jan 1, 1996
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Thermoanalytical Study On The Oxidation Of Sulfide Minerals At High Temperatures (24a4ec24-68b4-4859-a7aa-767b2a37ffad)
By Manuel Pérez-Tello
An experimental study on the oxidation of chalcopyrite (CuFeS2), pyrite (FeS2), covellite (CuS) and chalcocite (Cu2S) particles was conducted by means of differential scanning calorimetry (DSC) and th
Jan 1, 2006
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Leaching Study of a Zinc Concentrate Ore by Factorial Design
By Luísa Maria Abrantes
Environmental control is becoming more and more stringent. As conventional processes for zinc production are pollutant routes, alternative methods have become an important subject of research. In this
Jan 1, 2001
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Innovative Use Of Activated Carbon For The Removal Of Heavy Metals From Ground Water Sources
By Tom Lewis
This report discusses the evaluation of the ENVIRO-CLEAN PROCESS, a technology developed by Lewis Environmental Services, Inc. for the recovery of metals such as chromium, mercury, copper, cadmium, le
Jan 1, 1996
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Technologies for Low Cost Retrofitting of the ER&S Copper Smelter
By Peter G. Cooper
"During 1987, the feasibility of modernising the ER&S smelter at Port Kembla, NSW, Australia was studied. The selection of appropriate technologies to carry the smelter into the 21st century considere
Jan 1, 1988
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Mineralogy of Sishen Iron Ore Sinter Utilizing Waste Material in the Sinter Mix
By U. Lauwers
The influence of different waste materials in sinter blends on the quality and mineralogical composition of a sinter is described. As a result of partial preservation of the original textures of waste
Jan 1, 1991
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Mechanism Of Electrolysis Of Rare Earth Chlorides In Molten Alkali Chloride Baths (Invited)
By Tsutomu Yamamura
The electrolytic reduction mechanism of rare-earth chlorides such as LaCl3, CeCl3, NdCl3, ` SmCl3 and DyCl3 in alkali chloride baths has been investigated in NaCl, KCI and eutectic LiCI- KCI by means
Jan 1, 2003
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Combustion Modeling Of Hazardous Waste Incineration
Hazardous waste has often very complicated chemical compositions in a variety of physical forms and is normally processed in rotary kiln incinerators. Due to large variations in waste types and diffic
Jan 1, 2003
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Preparation of M003 from Ammonium Tetramolybdate in Microwave Fields
By Jian Li, Guo Chen, Bingguo Liu, Hongying Xia, Jinhui Peng, Libo Zhang
"Decomposition of ammonium tetramolybdate to prepare Mo03 using silicon carbide crucible in microwave fields was investigated. The results were analyzed Using TG-DTG and X-ray diffraction. Meanwhile,
Jan 1, 2013