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  • TMS
    Mineralogical and Textural Characterization of Lead Sinter

    By John M. Gaines

    Lead concentrates from the Viburnum Trend in Southeast Missouri are sintered, prior to smelting, to bind the particles together, homogenize the feed, and reduce the sulfur content. About 20% of the si

    Jan 1, 1992

  • TMS
    Flow Visualization and Temperature Measurements Close to the Arc Attachment Zone of a Laboratory Scale DC Arc Furnace for Slag Cleaning

    By Adrian C. Deneys, David G. C. Robertson

    "Fluid flow phenomena on the surface of a molten slag have been documented using video photography in a laboratory scale D.C. arc furnace. The flow on the surface of the slag appeared to be electromag

    Jan 1, 1999

  • TMS
    Study on the Adsorption Behavior of Modified Orange Peel Biosorbent on Cu (II)

    By Ningchuan Feng

    A biosorbent, the chemically modified orange peel, was prepared from hydrolysis of the grafted copolymer, which was synthesized by interacting methyl acrylate with cross-linking orange peel, and FT-IR

    Jan 1, 2008

  • TMS
    Advances In Computer-Based, Multimedia Training Provide Significant Opportunities To Improve Results

    By Stephen R. Brown

    Current conditions in the copper market demand that mine and plant operators make budgeted production targets at the lowest possible unit costs. For those companies bringing new production capacity on

    Jan 1, 1999

  • TMS
    Some Relationships between Mineral Textures and Extractive Metallurgy

    By William Petruk

    The primary requisite for a successful extractive metallurgy operation is to grind an ore fine enough to liberate the minerals so that they can be concentrated, or to expose mineral surfaces so that t

    Jan 1, 1995

  • TMS
    Studies on Coal in Pressure Leaching of Marmatite Concentrates

    By Zhigeng Xu

    Pressure leach of a Yunnan marmatite concentrates with adding coal as the elemental sulfur disperser was investigated. The experimental results show that the coal with carbon content higher than 70% i

    Jan 1, 2008

  • TMS
    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

  • TMS
    Recovery Of Titanium From Blast-Furnace Slag: A Pyro-Modification And Beneficiation Approach

    By Zhenglong Li

    A process has been developed to recover titanium from a blast-furnace slag which contains about 20-25% Ti02 and 12% Fe. In this process. "hot" slag from the blast furnace is directed to a separate fur

    Jan 1, 1996

  • TMS
    Mineralogy and Beneficiation of Phosphate-Bearing Rocks From Northern Michigan

    By Lawrence L. Brown

    As part of the Federal effort to help maintain an adequate supply of fertilizer materials, the Bureau of Mines conducted research to characterize complex low-grade Michigan phosphate materials and to

    Jan 1, 1982

  • TMS
    Research On Reasonable Particle Size Of Coal Blends For Blast Furnace Injection: Semi Coke And Bituminous Coal

    By Runsheng Xu, Haiyang Wang, Pengcheng Zhang, Tengfei Song

    Semi coke, a byproduct in the chemical industry, is a new fuel for blast furnace injection in China. In this study, semi coke and bitumite were milled into different size, ranged from 0.147mm to under

    Jan 1, 2015

  • TMS
    Impurity Control of Electrolyte at Sumitomo Niihama Copper Refinery

    By Keiji Toyabe

    Several purifying techniques have been developed for controlling the impurity levels in the copper electrolyte at Niihama Copper Refinery. These have been carried out as follows; i ) the study of the

    Jan 1, 1987

  • TMS
    Analysis Of Copper Smelter Dusts

    By A. K. Kyllo

    A study has been carried out on the dusts from Hudson Bay Mining and Smelting's Flin Flon copper smelter. The aim of the work was to determine the mechanisms of dust formation and the deportment

    Jan 1, 1996

  • TMS
    Determination of Drop Size Distributions in a Continuous Mixer

    By M. C. Ruiz

    In the present study, the size distribution, Fo(v), of organic drops produced in a continuous-mixing vessel has been determined experimentally for various conditions. The organic phase used was a 1: 1

    Jan 1, 2001

  • TMS
    On The Metallurgy of Active Brazing of Silicon Nitride

    By F. J. J. van Loo, J. K. Kivilahti, M. Paulasto

    "Activation mechanism and interfacial reactions in brazing of ShN4 with different AgCuTi filler alloys has been investigated thermodynamically and experimentally. During brazing the AgCuTi filler allo

    Jan 1, 1996

  • TMS
    Application of Solvent Extractions and Solvent-Impregnated Support to the . Treatment of Effluents from Electroless Nickel Plating Processes

    By Mikiya Tanaka

    This paper outlines our attempt to establish a recycle process of nickel in the spent baths and waste rinse water of electroless nickel plating plants using solvent extraction and solvent-impregnated

    Jan 1, 2003

  • TMS
    Kinetics Of Gaseous Reduction Of Manganese Ores

    By Rodney J. Ishak

    The reduction of Mn3O4 to MnO has been investigated in a thermobalance apparatus. The charge was composed of manganese ore (decomposed by heating/calcination or pre-reduction to mainly Mn304) and coke

    Jan 1, 2003

  • TMS
    Treatment of Alaskan Refractory Gold Ores

    By W. R. McDonald

    The U.S. Bureau of Mines investigated treatment of gold and silver refractory ores and concentrates that respond poorly to conventional cyanidation techniques due to the complex mineralogy of the ore.

    Jan 1, 1991

  • TMS
    Trace Metal Distributions in Nickel Slag Cleaning

    By Niko Hellstén

    To capture efficiently the valuable trace metals from nickel slag using electric furnace, it is important to study their distributions between the slag and metallic phases in the furnace. It is imposs

  • TMS
    Processing Steel Wastes Pyrometallurgically at Inmetco

    By K. L. Money, R. R. Bleakney, R. H. Hanewald

    The processing of EAF baghouse dusts, rolling mill scales, and belt grinding swarfs from the specialty steel industry will be reviewed. In addition, the INMETCO process has been modified so as to reco

    Jan 1, 2000

  • TMS
    Unresolved Problems With the Use of Cyanide in Open Pit Precious Metals Mining

    By Glenn C. Miller

    Cyanide is the most common lixiviant for extraction of precious metals, and its efficient use in open pit mines has contributed to the increase in world production of gold during the previous two deca

    Jan 1, 1998