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Optimal Leaching On Hydrometallurgical Process of Recycling Batteries Using Less Energy and ReactantsBy Felipe Costa Hashimoto Bertin, Jorge Alberto Soares Tenório, Rodrigo de Souza Dalti Pereira, Denise Crocce Romano Espinosa
"The increasing amount of portable devices and their fast obsolescence generates an increasing quantity of discarded batteries. The recycling process of discarded batteries allows the recovery of meta
Jan 1, 2014
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Development of Process Flow Sheet for Looping Sulfide Oxidation™ of Molybdenite ConcentratesBy Joseph D. Lessard
A process simulation of the conversion of molybdenum disulfide concentrates into molybdenum dioxide via the Looping Sulfide Oxidation process has been performed using HSC 7.1 thermodynamic software. B
Jan 1, 2014
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Phase Transformation In Magnesium-Rich Nickel Oxide Ore After Reduction Roasting ProcessBy Baozhong Ma, Qian Li, Yonggang Wei, Shiwei Zhou, Bo Li, Chengyan Wang, Hua Wang
The magnesium-rich nickel oxide ore (w (Ni) =1.09 %, w (MgO)=29.08 %) mixed with 6 % and 8 % anthracite were roasted at different temperatures. XRD and SEM/EDS techniques were utilized to characterize
Jan 1, 2015
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Constituents and Porosity of Lead Concentrate Pellets Produced in the Trepce PlantBy Ahmet Haxhiaj, Jaroslaw Drelich
"Both composition and porosity of pellets are the main parameters influencing the reductive melting process in water-jacket furnace during the roasting of sulfide lead concentrate. Roasting in a smelt
Jan 1, 2011
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Design for Recycling - A Key to Sustainable Magnesium ApplicationBy C. E. M. Meskers, U. Boin
"The increasing use of coated magnesium in consumer products results in creation of coated Mg scrap during product manufacture and after End-of-Life product treatment. Currently this material is gener
Jan 1, 2008
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Characterization of a Greensand Slate from Cedro do Abaeté - Brazil to the Synthesis of a Potassium ThermophosphateBy Adriana de Aquino Soeiro da Silva, Joao Alves Sampaioa, Luiz Carlos Bertolino, Francisco Manoel Garrido, Marta Eloisa Medeiros
"Brazil has a large agricultural potential and its production success is related to the chemicaland physical soil characteristics. Therefore, the demand in the use of a great quantity offertilizers to
Jan 1, 2011
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Control of Ag Distribution in YBCO/Ag CompositesBy Kazuhiro Nisizono, Takashi Kuroki, Nobuyuki Mori, Keisaku Ogi
"The improvement of critical current density and mechanical property is essential to the practical application of the superconductive oxides. A solidification technique is developed in this study for
Jan 1, 2000
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Separation of Various Elements in Crude Metal or Alloy during Vacuum DistillationBy Dai Yongnian
"The feasibility to vacuum distillation of a crude metal or an alloy was discussed. The equilibrium relationship between vapor phase and liquid phase in A-B system - - - - - PA/PB =BAa*/b has been der
Jan 1, 1988
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Gold Recovery From Organic Solvents Using Galvanic StrippingBy C. Flores
A novel process using solid metals for the direct reduction of more noble metal ions from solvent extraction organics has been developed. Base metals recovery has been the principal focus of investiga
Jan 1, 1995
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Effects of Biofilm of Thibacillus Ferrooxidans on Stainless Steel in Aerobic EnvironmentBy W. K. Choi
Stainless steel exposed to wet environments at ambient temperature is subject to the formation of a surface biofilm. Depending upon the prevailing environmental conditions (dissolved oxygen, pH, Eh, c
Jan 1, 1993
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Computerised Cell Voltage Monitoring at the Electrolytic Refining and Smelting Company of Australia Limited Port Kembla NSW AustraliaBy A. Christlo
Short circuit detection in 1984 involved nine inspectors for production rates of 43,000 tpa. Trials indicated the feasibility of applying cell voltage monitoring to short circuit detection and improvi
Jan 1, 1987
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The Decomposition Mechanism Of Precursor 2,4,5-Trichlrorophenol For 2,3,7,8-Tcdd Using Ab Initio Molecular Orbital Method Calculation (014241d6-1c81-4eb9-b115-24302c7b0aff)By Takashi Araki
In this work, we have elucidated the two-step oxidative reaction mechanism of 2,4,5-trichlorophenol by adsorbing oxygen atom for oxidative decomposition reaction of 2,4,5-trichlorophenol on oxide cata
Jan 1, 2003
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Bioaccumulation of Metals from Solution: New Technology for Recovery, Recycling and ProcessingBy F. E. Brinckman, G. J. Olson, D. Johnsonbaugh, T. K. Trout
"Microbiological metal recovery is an emerging technology likely to play an increasing role in commercial ore leaching, metal removal from process and waste streams, and perhaps ultimately in processi
Jan 1, 1988
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Micromodel Approach To Process SimulationBy S. Seetharaman
The present paper presents. the concept of micro-models and illustrates the application of the same in the simulations metallurgical processes. Development of micromodels requires access to accurate t
Jan 1, 1999
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Research On Nox Reduction By Applying Coke Breeze Pretreated With Urea Additive In Iron Ore Sintering ProcessBy Xiao-hui Fan, Xu-ling Chen, Zhi-yuan Yu1, Guanghui Li, Min Gan, Yun-song Huang, Tao Jiang
Compared with the traditional de-NOx processes by cleaning the waste gas, a new approach for reducing the formation of NOx during sintering process is proposed. Since more than 90vol% of NOx comes fro
Jan 1, 2015
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Elimination Of As, Hg And Zn From Synthetic Solutions And Industrial Effluents Using Modified BarkBy Gaballah I.
Elimination of arsenic, mercury and zinc from synthetic solutions containing H;\A.sD4. HgCI2 and ZnCI2 using modified barks was investigated. The pH range was varied from ?1 to 10. The initial concent
Jan 1, 1995
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Effect Of Additives On Phase Transformation Of Nickel Laterite Ore During Low-Temperature Reduction Roasting Process Using Carbon MonoxideBy Baozhong Ma, Yonggang Wei, Shiwei Zhou, Bo Li, Chengyan Wang, Hua Wang
The effects of additives with Na2S, Na2SO4 and CaSO4 on phase transformation of nickel laterite ore in low-temperature reduction roasting process using carbon monoxide were investigated. The results s
Jan 1, 2015
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Planning and Execution of the 4th Major Overhaul of BCL Limited's SmelterBy K. Robinson
Following the longest Smelter campaign in BCL?s history it was planned to completely rebuild the flash smelting furnace in 1987. This was the fourth major overhaul and the most extensive so far attemp
Jan 1, 1993
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Vermelho Nickel Laterite Deposit -Geological Modeling and Resource Estimation DevelopmentsBy Marcio B. Fonseca
Nickel-cobalt laterite deposits have become the focus of attention for hydrometallurgical processing. Following the lessons of the second generation high pressure acid leach (HPAL) projects in Western
Jan 1, 2004
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Life Cycle Assessment of Microwave Hot Air SystemsBy Guo Chen, Jin Chen, Jinhui Peng
"In this paper, the methods of life cycle assessment for microwave hot air systems, and the concept of green degree were proposed. Greenness evaluation index, evaluation system and evaluation model of
Jan 1, 2013