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Aqueous Precipitation: Population Balance Modeling and Control in Multi-Cation SystemsBy James A. Voigt
"The efficient separation of metal species from aqueous streams by precipitation techniques requires a fundamental understanding of the various processes that occur during precipitation. These process
Jan 1, 1996
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Separation Of Hazardous Impurities From Blast Furnace Dust By Water Vapor Enhanced Microwave RoastingBy Xuemei Zheng, Aiyuan Ma, Chao Liu, Guojiang Li, Chenyu Sun, Jinhui Peng, Libo Zhang, Yongguang Luo
In this paper, the removal of fluorides and chlorides from blast furnace dusts by water vapor enhanced microwave roasting was investigated, combined with the advantages of microwave selective heating
Jan 1, 2016
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Application Study on Technology of Reducing Copper Content in Discarded SlagBy Zhi-xiang Cui
Effects of flux, vulcanizing agent and reductant on slag cleaning in new-type slag cleaning furnace (Φ3.6 × 8.1 m) were investigated under the conditions including smelting temperature of 1200 and 125
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Gold Extraction From A High Carbon Low-Grade Refractory Gold Ore By Flotation-Roasting-Leaching ProcessBy Zhaohui Xie, Bin Xu, Qian Li, Yongbin Yang, Tao Jiang
A high carbon low-grade gold ore, in which gold mainly occurs in carbonaceous matters, is a typical refractory gold ore whose conventional cyanide leaching extraction is only 12.9 %. In this paper, by
Jan 1, 2015
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Characterization of Plastic Materials used in the Automotive Industry (Impact- Stress)By A. Rojo, N. J. Ramirez, J. E. Salgado
"This work aims to characterize the plastics used in a handgrip located in the car interior body in order to improve its design process and be able to predict its behavior when the part is subjected t
Jan 1, 2011
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Simulation of the Flotation of Bear Lodge Ore and a Preliminary Economic AnalysisBy H. Cui
Rapid technological development has caused an increase in the demand for rare earths. Ancylite, a strontium rare earth carbonate, is a potentially significant source of rare earths. In this research p
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Computer Simulation of Glass Flow During Hot PressingBy E. Gutierrez-Miravete
Hot pressing processes are widely used to shape metallic, ceramic, and glass components. The process is an essential step in manufacturing ceramic fibre-glass matrix composites. The paper describes th
Jan 1, 1990
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Continuous Casting Simulation of 2304 Duplex Stainless Steel via Horizontal Directional Solidification TechniqueBy Xiangru Chen, Honggang Zhong, Qijie Zhai, Qingqing Sun
"A horizontal directional solidification equipment, with an in-situ pouring system, was employed to physically simulate the solidification behavior of continuous casting. In this paper, the 2304 duple
Jan 1, 2012
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An Environmental Assessment Of The Use Of Seawater To Neutralize Bauxite Refinery WastesBy D. McConchie
Management of caustic red mud wastes at the QAL bauxite refinery uses an innovative approach . involving neutralising the red mud with seawater; solids settle in a Red Mud Dam and residual water (pH =
Jan 1, 1996
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Extraction Of Gold From A Low-Grade Double Refractory Gold Ore Using Flotation-Preoxidation-Leaching ProcessBy Peng Lv, Shiqian Liu, Bin Xu, Qian Li, Yongbin Yang, Tao Jiang
The treatment process of a low-grade refractory gold ore containing sulfide minerals and carbonaceous matters was studied in this work. The gold extraction of this ore by all-sliming cyanidation was o
Jan 1, 2015
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The Influence of Spinel Formation on Copper Loss in Smelter SlagsBy Roger Altman
The solubility of copper in primary spinel crystals encountered in reverberatory slag samples has been determined by electron microprobe analysis. These spinels, which ranged in composition from 22% A
Jan 1, 1976
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Disintegration by Electric Pulses -Technology Ensuring Ideal Liberation of Disseminated Minerals of OresStudies of electric pulse (EP) disintegration were conducted on ores of disseminated precious minerals, 'on platinum-bearing chromitites of the Konder Complex, Russia, on diamond-bearing impactit
Jan 1, 1991
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Basic Ferric Arsenates - Non ExistentBy R. G. Robins
The effective removal of arsenic(V) from process streams and waste waters by precipitation with excess iron(II1) is sometimes attributed to the formation of basic ferric arsenates. The authors have in
Jan 1, 1992
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Modeling Of Materials Synthesis in Thermal Plasma ReactorBy S. Niyomwas, R. G. Reddy
"A mathematical model was developed to describe the plasma gas and particle dynamics and conversion yields. The velocity and temperature fields in the plasma were calculated by solving 1 the Navier-St
Jan 1, 2000
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Recent Results on Modeling of Metal Delivery Systems Used in EM and DC Casting of AluminumBy D. P. Cook, Jr. Jones, J. W. Evans
"It is well understood that the flow of liquid metal in the mold region of the caster can have a notable effect on the overall solidification behavior in aluminum casting. Previously our group has cha
Jan 1, 1999
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Leaching Study of a Zinc Concentrate Ore by Factorial DesignBy 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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"Modeling of Magnetohydrodynamic, Thermal and Solidified Behavior in Electroslag Remelting ProcessModeling of Magnetohydrodynamic, Thermal and Solidified Behavior in Electroslag Remelting Process"By Baokuan Li, Qiang Wang, Zhu He
"A mathematical model has been developed to investigate the magnetohydrodynamic (MHD), thermal, and solidified behavior in electroslag remelting process. Based on the finite volume method, a multiphas
Jan 1, 2014
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Study On Reduction Disintegration Of Sinter From Titanomagnetite ConcentrateBy Yuanbo Zhang, Zhixiong You, FENG ZHOU, Guanghui Li, Zhengwei Yu, Zhiwei Peng
Reduction disintegration of sinter significantly affects the coke consumption and productivity of blast furnace smelting. As we know, the reduction disintegration index (RDI+3.15) of sinter obtained f
Jan 1, 2015
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Processing of Soft Ferrites by the Citrate Precursor MethodBy T. C. Goel, A. Venna, R. G. Mendiratta
"Processing of ferrites has gained tremendous importance in recent times to meet the high performance demands on ferrites in keeping with the fast emerging· technologies. The quality of ferrite powder
Jan 1, 2000
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Photoacoustic Thermal Characterization of a Natural Biofoam Extracted From the Buriti Palm TreeBy Leonardo Mota, Lucas L. da Costa, Milton B. Filho, Sergio N. Monteiro, Helion Vargas, Tammy G. R. Portela da Silva
"A natural biofoam extracted from the buriti palm tree has shown characteristics for potential substitution of synthetic foams. In the present work, a photoacoustic thermal characterization was perfor
Jan 1, 2011