Search Documents

Search Again

Search Again

Refine Search

Publication Date
Clear

Refine Search

Publication Date
Clear
Organization
Organization
  • TMS
    Leaching Kinetics of Rare-Earth Elements from Complex Ores by Acidic Solutions

    By Eren Hüseyin Obuz

    In this study, the leaching kinetics of rare-earth elements were investigated using HCl and HNO3 solutions. A standard crushed complex ore was utilized as raw material. The complex ore (particle size

  • TMS
    Effect Of Mno On Sintering And Microstructure Of Al2O3-Mgo-Cao Refractories

    By Mei-le He, Min Chen, Xiang Shen, Lei Xu, Lei Liu, Nan Wang, Xue-liang Yin

    In the current study, Al2O3-MgO-CaO refractories were prepared at 1400-1600 by the addition of MnO micro-powders, and the effect of MnO addition on densification behavior of the refractory was discuss

    Jan 1, 2016

  • TMS
    Reduction Process of Iron Ores in A Two-Stage Fluidized Bed System

    By Yoon-Bong Hahn

    A mathematical model has been developed to analyze and predict the reduction process of iron ore particles in a two-stage fluidized bed system. This model includes the effect of particle degradation t

    Jan 1, 1996

  • TMS
    The Intragranular Ferrite Plate and the Nucleating inclusions in ,HAZ of X-60 Pipe Steel

    By Guo Chang Jiang

    In order to improve the IIAZ toughness of X-60 pipe steel, the intragranular ferrite plate (IFP) technology was used. The characteristics of IFP is claimed to be much fine ferrite plates appear inside

    Jan 1, 1997

  • TMS
    Process Off-Gas Cooling Design Considerations For Non-Ferrous Metallurgical Processes

    By Paykan Safe

    This paper reviews various process off-gas cooling options available for sulfide smelting processes. Advantages and disadvantages of each, system are discussed along with the selection criteria for a

    Jan 1, 1998

  • TMS
    Model for Bacterial Leaching of Copper Ores Containing a Variety of Sulfides

    By H. Y. Sohn, M. K. McCarter, Bradley C. Paul

    "A computer model was constructed for bacterial leaching of the major sulfides found in porphyry deposits, including bornite, chalcocite, chalcopyrite, covellite, cubanite, enargite, native copper, py

    Jan 1, 1988

  • TMS
    The Behavior Of Arsenopyrite In The Process Of Roasting

    By V. A. Luganav

    The behavior of arsenopyrite under heating has been studied by many scientists. It has been already established that under heating at more than 650°c and without air access the arsenopyrite dissociate

    Jan 1, 2003

  • TMS
    Thermodynamic Evaluation Of Distribution Behaviour Of Arsenic, Antimony And Bismuth In Copper Smelting

    By Kimio Itagaki

    The distribution behaviours of the VA elements between the gas, slag and matte phases in copper smelting were evaluated on the basis of the thermodynamic data, most of which were determined by the aut

    Jan 1, 1983

  • TMS
    Apatite Concentrate, A Potential New Source Of Rare Earth Elements

    By Tianming Sun, Gabriella Tranell, Ragnhild E. Aune, Mark William Kennedy

    Rare Earth Elements (REEs) are critical for the production of many advanced materials and products. Mining and primary production of REEs are generally associated with significant environmental impact

    Jan 1, 2015

  • TMS
    Optimization of Coke Rate and Sinter Quality by Genetic Algorithm for Two-Layer Sintering of Iron Ore

    By Niloy K. Nath

    Two layer sintering by charging green sinter mix with normal coke rate in the upper layer and reduced coke rate in the lower layer, can substantially reduce the coke rate and also improve the sinter q

    Jan 1, 2003

  • TMS
    Solid Solutions on the Co-Ni and Ni-Mg Joins of the Arsenate Members of the Vivianite Group, and their Environmental Significance

    By J. L. Jambor

    Previous crystal-structure determination of magnesian annabergite (Ni,MgMAsO4)2 8H2O indicated that ordering of Ni and Mg occurs in non-equivalent octahedral sites; such ordering supports the possibil

    Jan 1, 1995

  • TMS
    Technical Tools for Increasing the Eco-Efficiency of Textile Products

    By Emilia Visileanu, Eftalea Carpus

    "Ecological economic policy shall be understood as the sum of political, economical and environmental measurements aimed at the entire economy dematerialization and the dematerialization shall be ""im

    Jan 1, 2012

  • TMS
    Flowsheets Development For Recovery Of Non Ferrous Metal Values From Secondary Resources By Solvent Extraction

    By T. K. Mukherjee

    The importance of the processing of secondary resources such as solid industrial wastes and liquid effuents as well as byroducts for the recovery of the associated metal values hardly needs any elabor

    Jan 1, 1996

  • TMS
    Flowsheets Development for Recovery of Nonferrous Metal Values from Secondary Resources by Solvent Extraction

    By T. K. Mukherjee, C. K. Gupta

    "The importance of the processing of secondary resources such as solid industrial wastes and liquid effluents as well as byroducts for the recovery of the associated metal values hardly needs any elab

    Jan 1, 1996

  • TMS
    A 3-D Computer Model of the Flash Converting Furnace Shaft

    By H. Y. Sohn, M. Pérez-Tello, P. J. Smith, K. M. Riihilahti

    A three-dimensional computer model for the Kennecott-Outokumpu flash converting process for copper matte is presented. The model incorporates the transport of momentum, heat and mass, and reaction kin

    Jan 1, 1999

  • TMS
    Mathematical Model of Inclusion Removal during Steel Degassing

    By H. Saint-Raymond, F. Gruy, P. Gardin, M. Cournil

    "The control of inclusion elimination is getting more and more important to obtain clean steel. This paper presents a methodology under development for predicting cluster growth and elimination in lad

    Jan 1, 2001

  • TMS
    Treatment of Produced Water by Electrocoagulation

    By Jewel Gomes

    Produced water (PW) is salty water trapped in the reservoir rock and brought up along with oil or gas during production. It subsists under high pressures and temperatures, and usually contains hydroca

    Jan 1, 2009

  • TMS
    Pollution to Power: A Case Study Of The Kennecott Sulfuric Acid Plant

    By Steven M. Puricelli

    Sulfuric acid plants associated with smelters, have historically been an overworked and often neglected pollution control device. They could do little more than manage the wide fluctuations in gas flo

    Jan 1, 1998

  • TMS
    Process Improvement in the Thompson Smelter Through Centralized Air Drying

    By Wayne C. Stewart

    Freezing of high pressure air lines and pneumatic equipment has been a recurring problem in the Thompson Smelter. The particular severity during the winter of 1989-90 resulted in costly process disrup

    Jan 1, 1993

  • TMS
    Behavior of Non-Asbestiform Tremolite During Grinding

    By D. E. Larson

    In cooperation with the National Institute of Environmental Health Science and the National Institute for Occupational Safety and Health the U.S. Bureau of Mines conducted grinding research on non-asb

    Jan 1, 1991