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  • TMS
    Chlorination and Carbochlorination of A Tantalum and Niobium Pentoxides Bearing Concentrates

    By I. Gaballah

    High and low grade concentrates of tantalum and niobium oxides were obtained by leaching a medium grade tin slag. Chlorination and carbochlorinalion of these concentrates were studied between 200 and

    Jan 1, 1993

  • TMS
    The Validation of the Codelco-Chile Continuous Converting Process

    By Claudio Toro, Alex Moyano, Jonkion Font, Carlos Caballero, Pedro Morales

    "Codelco-Chile in the last decade has carried out industrially-oriented research as an alternative to the traditional batch-type converting process. In a first stage carried out preliminary evaluation

    Jan 1, 2009

  • TMS
    The Use Of Molecular Mechanics In The Design Of Metal Ion Sequestering Agents

    By Benjamin P. Hay

    Complexation of a metal ion to a ligand often results in structural changes that introduce steric strain within the ligand. A design criterior:1 for ligands that will complex metal ions more strongly

    Jan 1, 1999

  • TMS
    In-Situ Monitoring of the Sintering Process with Non-Contact Electromagnetic Acoustic Transducers

    By James C. Foley

    In-situ characterizations of green state part density and sintering state have long been desired in the powder metal community. Recent advances in non-contact electromagnetic acoustic transducer (EMAT

    Jan 1, 2001

  • TMS
    Overcoming the Challenges of Plantwide Control (1c61443a-08dc-4d11-b2ac-b217ab4e12e7)

    By John A. Herbst, William T. Pate

    "Plantwide control of mineral processing operations has long been sought for its potential benefits. These benefits include minute-to-minute optimization, reacting to disturbances in ore characteristi

    Jan 1, 1996

  • TMS
    Ch4 Reforming By Co2 And O2 Using Ni-M (M= Cu, Fe, Co, Mn, Zn, Cr) Bimetallic Aerogel Catalysts

    By Tianzu Yang, Weifeng Liu, Lin Chen, Wei Chen, DUCHAO ZHANG

    Ni-M (Metal=Cu, Fe, Co, Mn, Zn, Cr) aerogel catalysts were tested for CH4 oxy-CO2 reforming. It was found that the Ni-Co bimetallic aerogel catalyst had the highest activity and stability in methane o

    Jan 1, 2016

  • TMS
    Microstructural Investigation and Impact Testing of Additive Manufactured TI-6AL-4V

    By S. L. I. Chan, M. Z. Quadir, D. C. Austin, P. J. Hazell, A. Chen, A. A. H. Ameri, D. East, J. P. Escobedo, M. A. Bevan, A. D. Brown

    The microstructure and mechanical response of additive manufactured Ti64 under compression and tension has been investigated. Quasi-static and dynamic experiments were conducted on electron beam powde

    Mar 1, 2017

  • TMS
    Corrosion Rate Determination of Industrial Ore Grinding Environments

    By A. E. Isaacson

    Bureau of Mines researchers developed and tested equipment to measure corrosion rates on a commercial-scale mill as an aid in predicting the effect of corrosion on minerals and how this effect relates

    Jan 1, 1987

  • TMS
    Electrokinetic Treatment Of Contaminated Soils: Removal Of Lead From Porous Kaolinite

    By I-Min Lu

    An electric field was applied to a metal-bearing kaolinite specimen to investigate the efficiency of electro-osmosis in removing heavy metals from contaminated soils. The electric field induces a flow

    Jan 1, 1996

  • TMS
    Viscosity Measurement and Modeling of Borate and Borosilicate Melts

    By Zhijing Zhang, Ramana G. Reddy

    "The viscosity of molten oxides is one of the important physical properties since viscosity has a decisive influence on fluid flow. The knowledge of the viscosity of molten oxides is essential for mod

    Jan 1, 1999

  • TMS
    Effect of Basicity and MgO on the Pelletzing of Specularite Concentrate

    By Jinliang Zhang, Jian Pan, Deqing Zhu

    "Limestone and burnt magnesite were added to vary MgO content and basicity (CaO/SiO2 ratio) of pellets for investigating their influences on the properties of specularite pellets. At fixed MgO content

    Jan 1, 2012

  • TMS
    The Role of Mineralogy in the Diamond Mining Industry

    By P. M. Swash

    The paper describes the use of mineralogical methods in the exploration and evaluation of primary diamond occurrences. The most common methods that are used include the systematic search for kimberlit

    Jan 1, 1991

  • TMS
    Fire Refining Copper by Reagents Injection

    By U .. C. Rojas, J .. C. Gomez

    "Fire Refined Copper (EI Teniente Three Stars) has been produced at Caletones Smelter of Codelco Chile since almost the beginning of its operations.Due to changing features of the copper market, toget

    Jan 1, 1996

  • TMS
    Study of Flexible Films Prepared from PLA/PBAT Blend and PLA E-Beam Irradiated as Compatibilizing Agent

    By Esperidiana A. B. Moura, Elizabeth Carvalho L. Cardoso, Glauson Aparecido F. Machado, René R. Oliveira

    Plastics global annual production exceeds 250 million tons and more than 40% of the total plastic production is used as packaging materials. In recent years polymeric materials derived from biomass ha

    Mar 1, 2017

  • TMS
    Are There Realistic Alternatives To Cyanide As A Lixivant For Gold At The Present Time?

    By I. M. Ritchie

    Cyanide owes its great success as a lixivant for gold to the great strength of the Au-CN bond. A replacement for cyanide must similarly be a strong complexant for gold (I) or gold (III). The various a

    Jan 1, 1998

  • TMS
    Delivering A National Process Design Unit With Industry Support

    By Don Ibana

    Supported by the Minerals Council of Australia (MCA) through the Minerals Tertiary Education Council (MTEC), three Australian universities–Curtin University, Murdoch University and the University of Q

    Jan 1, 2014

  • TMS
    The Ignition and Combustion of Sulfide Mineral Particles under Flash-Smelting Conditions

    By H. Y. Sohn

    The ignition and combustion of chalcopyrite particles under suspension-smelting conditions, in which the particle-particle interaction is neglected, has been analyzed by considering the intrinsic kine

    Jan 1, 1993

  • TMS
    Influence Of Slag Basicity On The Silicon Within The Stainless Steel Master Alloy Prepared By Smelting Reduction Of Fe-Ni-Cr Sinters

    By Yanhui Liu, Xuewei Lv, Pingsheng Lai, Chenguang Bai

    The purpose of this paper is to study the effect of slag basicity on the Si content in stainless steel master alloys prepared by smelting reduction of Fe-Ni-Cr sinters. Theoretical analysis focusing o

    Jan 1, 2016

  • TMS
    Combined thermal treatments of industrial wastes for the elimination of toxic elements and the concentration of valuable metals

    By N. Menad

    Thermal treatments of five different types of non-ferrous metallurgical wastes, under controlled atmosphere, were carried out at temperatures lower than 800 °C. The aim of these treatments was to redu

    Jan 1, 1995

  • TMS
    Mechanics of Semi-Solid Material

    By Jay S. Gunasekera

    Metal parts are traditionally processed by either filly-liquid (e.g., casting) or filly-solid (e.g., forging) state. Semi-solid metal forming incorporates elements of both casting and forging. In 1991

    Jan 1, 1997