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The Recovery of Manganese from the Boleo Project Using Leaching, Precipitation and Electrolytic Manganese Metal Production
By Thomas Gliick, Jianming Lu, David Dreisinger
"The recovery of manganese from the Boleo project of Baja Mining is via an acid oxidation and acid reduction process in seawater. Manganese as manganese dioxide is leached into solution as manganese s
Jan 1, 2012
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Biosorption Kinetics of Metal Removal from Uranium Mill Tuiling Effluents
By M. L. Apel
A conceptual approach to the bioremediation of uranium mill tailings (UMT) is presented., This approach focuses on, biosorption to remediate the. effluent solution and bioleaching remediate the. solid
Jan 1, 1991
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Rate Phenomena in the Outokumpu Flash Smelting Reaction Shaft
By N. J. Themelis
In the last two decades, the Outokumpu flash smelting process has become the dominant new technology for copper smelting and has? also been applied to the smelting of other metal sulfides. The applica
Jan 1, 1985
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Effect of Strontium Modifiers on Porosity in Cast AI-Si Alloys
By P. D. Lee
The effect of strontium on porosity formation in aluminum-silicon alloys is not well understood and there is no consensus upon the cause of the effects observed. This paper describes a series of exper
Jan 1, 2002
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An Overview Of The Metallurgy Of Nickel-Copper Matte Converting (Keynote)
By A. E. M. Warner
Inco Limited has long and extensive experience in converting nickel-copper primary smelting mattes over a broad range of nickel/copper weight ratios and combined nickel-copper-cobalt contents. At the
Jan 1, 2003
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Solid-State Aluminum Sensor for Use in Molten Zinc
By Jeffrey W. Fergus, Shiqiang Hui
"Aluminum is an important alloying addition to the zinc used in the hot-dip galvanization of sheet steel to control the properties and appearance of the resulting coating. Optimization of the galvaniz
Jan 1, 1997
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Effects of Biofilm of Thibacillus Ferrooxidans on Stainless Steel in Aerobic Environment
By 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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Characterization of the Microstructure of Commercial-Size Ingots of Aluminum Alloy 3004
By P. N. Anyalebechi
"The as-cast microstructure of two commercial-size ingots of aluminum alloy 3004 produced by the electromagnetic casting process was quantitatively characterized. This involved the quantitative determ
Jan 1, 2011
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Removal of Heavy Metals and Upgrading Crude Bio-Oil From Pteris Vittata Stems and Leaves Harvest Using Hydrothermal Upgrading Process
By Yang Jian-guang, Deng Zi-xiang, Zhang Xu-liang, Li Jun-yuan
"Hyperaccumulator biomass harvested after heavy-metal phytoremediation must be considered as hazardous waste that should be contained or treated appropriately before disposal or reuse. As a potential
Jan 1, 2014
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Synthesis of Ceramic Powders and Whiskers from Chemical Precursors
By H. Hahn, B. H. Kear, K. Kan, S. C. Danforth, G. Skandan, W. Chang
"A new chemical synthetic process for the production of non-agglomeratednano structured ceramic (n-ceramic) powders, starting from metalorganic precursors, is described. The process combines rapid the
Jan 1, 1994
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The Solidification Structure and Ferrite to Austenite Transformation of a Novel Lean Duplex Stainless Steel
By Honggang Zhong, Xin Cao, Qijie Zhai, Hongmei Song, Congsen Wu, Cheng Zhang, Jingzheng Ye
"The influence of superheat on the solidification structure and ferrite/austenite phase transformation of a novel lean duplex stainless steel (DSS) was investigated on a setup, which designed to therm
Jan 1, 2014
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Solution Theories For High Temperature Ionic And Metallic Liquids
By Milton Blander
A review of concepts and theories for predicting thermodynamic solution properties of multi- component high temperature liquid solutions is reviewed. During the last 50 years the ability to predict :s
Jan 1, 1996
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Technical and Economic Assessment of Gold and Silver Recovery from Zinc Pressure Leach Residue by a Pyrometallurgical Method
By J. M. Skeaff
As much as 100% of the gold and 67% of the silver in a sulphur-bearing hydrometallurgical leach residue have been transferred to copper metal at copper smelting temperatures by dissolving the partiall
Jan 1, 1989
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Partitioning of Pentlandite by Sulfidation
By M. J. Adam
As part of its research programs, the Bureau of Mines is investigating the partitioning of complex sulfide minerals to simpler sulfide phases by sulfidation reactions. Partitioning in this manner can
Jan 1, 1988
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Recent Operation and Improvement at the Sumitomo Toyo Peirce-Smith Converters
By Kosei Morita, Osamu Nakano, Katsuhiko Nagai, Kazuhiro Mori
"The Sumitomo Toyo Smelter and Refinery commenced its operation in 1971 with three Peirce- Smith (PS) converters. “2 hot – 1 blowing” operation was practiced, that is one of two available converters w
Jan 1, 2009
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Study On Preparation Of Activated Carbon From Hawaii Nut Shell Via Steam Physical Activation
By Shenghui Guo, Jianbo Lan, Hongying Xia, Jinhui Peng, Lihua Zhang, Libo Zhang
Spent Hawaii nut shell was converted into a high-quality activated carbon via steam physical activation. Analysis of the experiment including activation temperature, activation duration, steam flow ra
Jan 1, 2016
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Thermo-Mechanical Model of Steel Shell Behavior in the Continuous Casting Mold
By Avijit Moitra
The behavior of the solidifying shell in the early stages of solidification has an important influence on the final quality of continuously-cast steel slabs. In order to understand the thermal and mec
Jan 1, 1992
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High Current Density Copper Electrorefining
By René Winand
A new process was studied at large laboratory scale at Université Libre de Bruxelles, under contract with Metallurgie Hoboken-Overpelt. A two cathodes (1m long ; 0.2 m high) channel cell was used at 2
Jan 1, 1987
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A Novel Separation Technology for Removal Recovery of Metals from Aqueous Solutions
By L. L. Tavlarides, N. V. Deorkar
"Recovery/Recycling of metal ions from industrial process waste streams is a preferred alternative to disposal by conventional techniques. This paper presents methods for preparation of inorganic chem
Jan 1, 1996
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Scheduling Model for Section of Sintering-Blast Furnace
By Daguang Lu
The section of sintering and BF (blast furnace) is very important in iron-making process. In practice, the scheduling is so extensive that three faults unfavorable to continuous product will be easier
Jan 1, 2009