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Copper-Based Multi-Component Alloys by Vacuum Distillation to Separate Copper Enriched Lead , Silver And Other Valuable Metals Research
By Dachun Liu, Baoqiang Xu, Bin Yang, Yong Deng, Heng Xiong, Xiumin Chen
"In this paper, vacuum distillation technology has been employed to study the possibility and regularity of separating copper and enriching lead, silver and other valuable metals from copper- based mu
Jan 1, 2013
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Variation In Poisson?s Ratio With Other Elastic Constants: An Attempt Towards Rationalization Of Elastic Constants For Isotropic Solid Materials
By Anish Kumar
Keywords: Ultrasonic velocity, Poisson?s ratio, Elastic constants A new correlation has been established between two independent elastic properties, ultrasonic shear wave velocity and Poisson?s rat
Jan 1, 2005
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Preparation of Titanium Alloy from Titania-Bearing Blast Furnace Slag
By Run Huang, Xuewei Lv, Songli Liu, Chenguang Bai
"Titanium alloy was prepared from titania-bearing blast furnace slag (Ti-BF slag) by aluminothermic process in an induction furnace. The effects of aluminum amount on the titanium silicon yield and ti
Jan 1, 2012
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The Challenges For Professional Metallurgical Education
By Bob Hannah, Peter C. Hayes
The changes that are happening in the world of metallurgy, and with it university education, are generational and require generational responses. Some of the key issues facing metallurgical education
Jan 1, 2014
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Substance Flow Analysis of Lead in China
By Guo Xueyi
The method of Substance Flow Analysis (abbreviated as SFA) provides a helpful tool for the study of the industrial metabolism of a certain metal within a regional level. In this work the flow of lead
Jan 1, 2009
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Investigation of Reduction Rates of Iron Oxides Dissolved in CaO-SiO2-Al2O3 Slags by Fe-C Melts and Determination of Rate Mechanism(s)
By Ali Hasham
Reduction rates of FeO in CaO-SiO2-Al2O3 slags by Fe-C melts have been investigated experimentally at 1723 K. The rates were estimated using experimentally determined CO(g) evolution rates. Flash X-ra
Jan 1, 1992
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A Computer Model for Simulation of Multi-Scale Phenomena in the Centrifugal Casting of Metal Matrix-Composites
By H. Dong, J. J. Valencia, L. Nastac
"A comprehensive computer model was developed to understand and optimize the centrifugal casting process for manufacturing TiC/Al-bronze friction drums. Performance of these components requires proper
Jan 1, 2000
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Problems With Elimination of the Main Impurities in the KGHM Polska Miedz S.A. Copper Concentrates from the Copper Production Cycle (Shaft Furnace Process, Direct Blister Smelting in a Flash Furnace)
By Józef Czemecki
Polish copper concentrates are characterized by high levels of impurities, particularly Pb and As. Two technologies are being used for copper concentrate smelting at KGHM Polska Meidz S.A., namely the
Jan 1, 1998
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Mathematical Modelling of the Smelting Reduction of Iron: The Effect of Properties of Raw Materials and Blast Injection
By Vladimir Panjkovic, Ostrovski. Oieg, Campbell Cripps Clark, John Truelove
"Effects of properties of raw materials and blast on the performance of an iron bath reactor have been examined by a mathematical model. The model consists of three modules: 1) chemical reactions in t
Jan 1, 1996
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Effect Of P2O5 Or Na2O Addition On The Reaction Rate Of CO2 Dissociation With FexO Containing Molten Oxides
By Hiroyuki Matsuura
The effects of P20S or Na20 addition on the reaction rate of CO2 dissociation on the surface of FexO-base molten oxides was investigated at 1773K by isotope exchange methodl-6_ The rate constant decre
Jan 1, 2003
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Evolution Of The Large Copper Smelter - 1800S To 2013
By P. J. Mackey
Over the course of Dr. Robertson’s career, the ferrous and non-ferrous plants have seen enormous changes in technology and increases in plant capacity, essentially amounting to a “technological revolu
Jan 1, 2014
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Research on the Ball Milling and Followed by Microwave Reduction of Panzhihua Low Grade Ilmenite Concentrate
By Shenghui Guo, Ying Lei, Wei Li, Jinhui Peng, Libo Zhang, Yu Li
"In this work, the Panzhihua low grade ilmenite and graphite were milled for 1, 2, 4 and 8 h firstly, then the temperature rising behavior of milled sample in microwave field were studied. The average
Jan 1, 2011
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Review of Classical Design Methods as Applied to Aluminum Billet Heating with Induction Coils
By Ragnhild E. Aune, Mark William Kennedy, Shahid Akhtar, Jon Arne Bakken
"In the present study classical induction design tools are applied to the problem of heating nonmagnetic metal billets, using 50 Hz AC. As an example of great practical industrial interest, the induct
Jan 1, 2011
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The Role Of Oxygen Potential Md Use Op Tonnage Oxygen In Copper Smelting
By J. G. Eacott
This paper reviews the role of oxygen potential and the advances that have been made in the application of tonnage oxygen in copper smelting. Brief reference is made to reaction kinetics before atten
Jan 1, 1983
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Coupling Of Electrocoagulation And Alternative Energy Sources For The Removal Of Arsenic Contaminants In Wa-Ter: An Environment-Friendly Materials Processing
By Jewel A. Gomes
Keywords: Electrocoagulation, arsenic removal, fuel cell, windmill, energy simulation, combined Fe-Al electrode assembly Arsenic contamination of well-water in different countries has caused signs
Jan 1, 2005
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Volatilization Of Rhenium From Molybdenite Concentrate By Oxidative Roasting
By Linfeng Zhou, Yuanbo Zhang, Rong Sun, Guanghui Li, Zhiwei Peng
The volatilization behavior of rhenium in the process of oxidative roasting of a molybdenite concentrate with 43.55 wt.% Mo and 321 g/t Re is explored based on identifying the relationship between vol
Jan 1, 2016
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Mineral Changes During Oil Shale Retorting
By Won C. Park
Experiments showed changes in the mineral content of dolomitic oil shale at temperatures and exposure times which bracket conditions encountered during in situ retorting. Laboratory results correlate
Jan 1, 1981
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The Study of Coal Gasification in Molten Blast Furnace Slag
By Wenya Du, Qingbo Yu, Peng Li, Qin Qin
"A new heat recovery system is proposed. This system uses the endothermic heat of gasification reaction instead of sensible heat to recover the energy of molten blast furnace slag. The gasification te
Jan 1, 2011
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Mathematical Modeling of Ion Exchange Columns with Emphasis on Hydrous Crystalline Silico-Titanates, Molecular Sieves and Non Ideal Solutions
By M. E. Huckman
In this paper, we review the equations needed to construct an ion exchange column model. These models contain three major components: 1) a differential material balance around the colunm, 2) a differe
Jan 1, 1996
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Models of Selective Grinding and Mineral Liberation in Rod and Ball Mills for Mineral Processing Plant Simulation
By A. Broussaud
An original methodology has been developed for steady state simulation of selective grinding and mineral liberation in rod and ball mills. Three fundamental aspects of the methodology are presented su
Jan 1, 1987