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  • TMS
    Numerical Simulations of Jet Break-up Phenomena for the High Pressure Die Casting Process

    By Valerio Viti

    In High Pressure Die Casting a molten metal is injected through a thin gate into the cast cavity. High injection pressures and high gate velocities create atomization phenomena which can negatively af

    Jan 1, 2006

  • TMS
    A Comparative Study of Oxidants on Gold and Silver Dissolution in Acidic Thiourea Solutions

    By J. C. Huyhua

    The effect or various oxidants on gold and silver dissolution in thiourea solutions (0.05 M in H2SO4) was studied using the rotating disc technique, a.t 2s c and 600 rpm. These studies were carried ou

    Jan 1, 1989

  • TMS
    A Statistical Approach Study Of Copper Electrowinning Parameters

    By D. Valic

    In 1997, 9.2 million tonnes of mined, recoverable copper was produced, of which, 1.8 million tonnes or 19.4% was produced by leaching, solvent extraction and electrowinning. The amount of copper produ

    Jan 1, 1999

  • TMS
    Mechanism of Selective Chlorination of Reduced Limonitic Nickel Laterite Using a Solid Chloride Agent

    By Yan Fu, Chuanlin Fan, Xiujing Zhai, Yongfeng Chang, Binchuan Li

    "The mechanism of the selective chlorination of nickel and cobalt in reduced limonitic laterite was investigated. Reduced ores were obtained from the reduction roasting of a limonitic nickel laterite.

    Jan 1, 2011

  • TMS
    Molecular Beam Epitaxial Growth and Doping Of InSb Using SnTe Source

    By Jie Li, Thomas A. Rawdanowicz, W. J. Collis, S. Venkatraman, S. Iyer

    "InSb being the lowest band gap. material amongst the 111-V semiconductors with low effective mass has long attracted research interest, due to its potential application in far infrared devices and fo

    Jan 1, 1998

  • TMS
    Thermodynamic Properties of ORC System with Zeotropic Mixed Working Fluids for Low Temperature Waste Heat Recovery

    By Xin Zhang, Mengqi Li, Hongxu Li, Xinrong Zhang, Hao Bai, Ning Li

    "Organic Rankin Cycle (ORC) is an effective technology to transform low-grade energy resource into electricity. In this paper, based on thermodynamic principle, considering the waste heat resource low

    Jan 1, 2013

  • TMS
    Peirce-Smith Converting – Another 100 Years?

    By Albert Wraith, Thomas Price, Wayne Boyd, Skip (I. E. ) Hills, Cameron Harris

    Most Peirce-Smith converters inject air through tuyeres, with nitrogen representing the majority of gas passing through the process. The nitrogen controls the temperature of the vessel by carrying awa

    Jan 1, 2009

  • TMS
    Mineralogy and Selective Upgrading of a Gold-Platinum Flotation Concentrate

    Mineralogical and metallurgical scoping testwork were carried out to investigate the production of separate, marketable gold and platinum concentrates. The study utilized a flotation concentrate assay

    Jan 1, 1994

  • TMS
    Onset of Void Coalescence Studied by X-Ray Computed Tomography

    By Akihide Hosokawa

    The void growth and coalescence in model materials involving a pre-existing three dimensional void array (i.e. multiple layers of a void array) was studied by X-ray computed tomography (XCT) coupled w

    Jan 1, 2010

  • TMS
    Preliminary Experimental Study of the Thermal Stability and Chemical Reactivity of the Phosphate-Based Binder Used in Al2O3-Based Ceramic Foam Filters (CFFs)

    By K. W. Cathrine Solem

    Filtration of liquid aluminium is widely used in the industry for the removal of inclusions, and Ceramic Foam Filters (CFFs) are often the filtration media of choice. It is known that PH3 (phosphine)

  • TMS
    Modeling of Interdendritic Strain and Interdendritic Cracking Phenomena during Dendritic Solidification Processes

    By Mostafa O. El-Bealy

    "To estimate the interdendritic cracking tendency in casting processes, a new model for interdendritic cracking criteria has been proposed. The model combines a concept of the alloying element effect

    Jan 1, 2001

  • TMS
    A Study on the Effect of Different Additives in Electrolyte in Zinc Electrowinning Process using Taguchi Statistical Experimental Design Methodology

    By Somayeh Dashti, Ehsan Vahidi, Fereshteh Rashchi

    "The main goals in zinc electrowinning process are decreasing of power consumption and increasing of current efficiency. In this study, the electrowinning of zinc in the presence of different additive

    Jan 1, 2012

  • TMS
    Recovery Of Copper From Industrial Copper Reverb Slags

    By R. G. Reddy

    Industrial copper reverberatory furnace slags were treated by high temperature techniques (sulfide and carbothermic reduction) to recover copper in alloy or matte phase at 1473K. Recovery was investig

    Jan 1, 1983

  • TMS
    Cyclic Stability Of Rare Earth Pentanickel Hydrides

    By Dhanesh Chandra

    Long term stability studies were conducted on four variants of LaNi5; 10,000 hydriding/dehydriding cycles were used to evaluate their suitability for a metal hydride cooling system. Thermodynamic and

    Jan 1, 1989

  • TMS
    Pplied Mineralogical Studies Of Nigerian Bulk Complex Sulphide Ore

    By P. A. Olubambi1

    Representative samples of the hydrothermal vein deposits of the bulk complex sulphide ore deposit, 10 km south of Ishiagu, in Ebonyin State, South Eastern part of Nigeria were collected from two small

    Jan 1, 2006

  • TMS
    CO2 Emission Reduction through Innovative Molten Salt Electrolysis Technologies Using Inert Anodes

    By Huayi Yin, Wang. Dihua, Wei Xiao, Xuhui Mao, Diyong Tang

    "The world production of crude steel reached 1.55 billion tons in 2012,which generated ~2.5 billion tons of CO2. Electrochemical metallurgy especially through high temperature molten salt electrolysis

    Jan 1, 2014

  • TMS
    Effect of Different Parameters on Synergistic Separation of Nickel and Cadmium from Sulfate Solution Using D2EHPA and Cyanex 302

    By Ehsan Vahidi, Fereshteh Rashchi, Ataollah Babakhani, Alireza Zakeri

    "The synergistic effect of Cyanex 302 on solvent extraction of nickel and cadmium from sulfate solution with D2EHPA diluted in kerosene was investigated with the aim of increasing separation efficienc

    Jan 1, 2012

  • TMS
    Photoluminescence of N-Type CdS Thin Films

    By Shadia J. Ikhmayies

    "Cadmium sulfide (CdS) in the form of thin films is an interesting material because it has a large variety of applications ranging from photovoltaic to luminescent devices. N-type CdS is usually used

    Jan 1, 2013

  • TMS
    Pressure Water Leaching Molybdenum And Nickel From Mo-Ni Ore Of Black Shale Without Reagent

    By Chang Wei, Zhigan Deng, Minting Li, Cunxiong Li, Xingbin Li

    A direct hydrometallurgical process of extraction molybdenum and nickel from molybdenum-nickel ore by pressure water leaching without reagent was studied. The extraction of Mo and Ni from molybdenum-n

    Jan 1, 2014

  • TMS
    Separation of Titanium Component from Treated Slag by Gravity Separation /Flotation

    By Bingchen Chen, Zhitong Sui, Junwei Ma

    "In the blast furnace slag, titanium disseminated in various mineral phases Titanium could be concentrated mainly in perovskite, which could be selectively precipitated and grown by optimizing the ope

    Jan 1, 2000