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Aqueous Biphasic Extraction Of Particulates: Controlling The Hydrophilic-Hydrophobic Balance For Separations
By K. Osseo-Asare
It is possible to form a two-phase system in certain polymerlinorganic salt/water mixtures, such as those containing the polymer polyethylene glycol (PEG). Such aqueous biphase systems have many of th
Jan 1, 1999
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Continuous Fuming of Zinc-Containing Slags
By G. G. Richards
"The slag fuming process has operated for close to 70 years to recover zinc from lead blast furnace slag. The process is normally carried out through the batch treatment of slag by submerged injection
Jan 1, 1996
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The Jaguar Nickel Inc. Sechol Laterite Project - Atmospheric Chloride Leach Process
By G. B. Harris
Jaguar Nickel Inc. is developing the Sechol Nickel-Cobalt Laterite Project in Guatemala, Central America. Recognizing the potential advantages offered by chloride brine chemistry, Jaguar, at the facil
Jan 1, 2004
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Synthesis of Advanced Composite Oxides Thin Films by the Liquid Phase Deposition Method from Aqueous Solution
By Shigehito Deki
"A new wet process has been developed for the synthesis of various kinds of oxide thin films on various kinds of substrates, even which have complex surface morphology, from aqueous solution. The proc
Jan 1, 2000
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Reaction Mechanisms and Product Morphologies on Gaseous Reduction of Metal Compounds -Extractive Metallurgy Meets Materials Science
By Peter C. Hayes
"The high temperature reduction of solids through the use of reactive gas atmospheres has application in a wide range of industrially important processes. Whilst significant advances have been made in
Jan 1, 2013
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Fundamental Study Of High Al₂O₃ Sinter Softening And Melting Behavior
By Run-boWang, Fan-yi Meng, Jian-Liang Zhang, ZheWang
To elucidate the influence of high Al2O3 content on sinter softening and melting behavior, heating-up reduction test under load was carried out. In addition, microstructure study of sinter bed structu
Jan 1, 2015
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The Environment Process; Towards Commercialization: A Decade Of Gestation
By S. Street
The Environment process, invented by Prof. H.K.Womer and developed at the University of Wollongong, simultaneously treats ferruginous and organic wastes via bath smelting. Conceived in the late 1980&a
Jan 1, 1996
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Novel Use Of Geochemical Models In Evaluating Treatment Trains For Aqueous Radioactive Waste Streams
By Richard J. Abitz
Thennodynamic geochemical models have been applied to assess the relative effectiveness of a variety of reagents added to aqueous waste streams for the removal of radioactive elements. Two aqueous was
Jan 1, 1996
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An Investigation Of TiB2 Synthesis Using TiO2/B4C/C Powder Mixture
By Filiz Sahin
This paper presents a synthesis of TiB2 via carbothermal reduction method using a mixture of TiO2, B4C and C prepared in molar ratio of 2:1:3. Reduction experiments were carried out in a high temperat
Jan 1, 2008
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The Morphology And Size Control Of Cobalt Particles Produced From Concentrated Aqueous Solution
By Chen Song
Cobalt basic carbonate particles were precipitated from 1.0mol cobalt nitrate or cobalt sulfate solution with ammonia carbonate. By controlling the zeta-potential of the particles and the ionic streng
Jan 1, 2003
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Green Chemistry Principles Applied to the Selective Separation and Purification of Specialty Metals Using Molecular Recognition Technology
By R. Steven Izatt
Green chemistry principles will be discussed, and examples will be given of the use of Molecular Recognition Technology (MRT) to selectively separate specialty metals such as cobalt, nickel, bismuth,
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Thermodynamic Properties of the Silicon Binary Melts
By Jafar Safarian, Merete Tangstad, Leiv Kolbeinsen
"Silicon and its binary alloys have several applications in metallurgical, chemical, photovoltaic and semiconductor industries. Silicon goes to its liquid state within its production, refining and whe
Jan 1, 2012
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Treatment of Sulphidic Copper Concentrate in Chloride Systems
By W. Kunda
A laboratory study was carried out on the treatment of sulphidic copper concentrates in aqueous chloride systems under elevated temperatures and oxygen overpressure. Exploratory tests showed that chal
Jan 1, 1976
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Application of Optical and Electron Microscopy to Coal Conversion Systems
By L. A. Harris
The formation of coke during coal liquefaction can eventually result in catastrophic failure of the conversion system. Coking typically proceeds by the formation of liquid crystals (mesophase) and the
Jan 1, 1982
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Production of Zinc Oxide for Zinc Smelting Process From EAF Dust at Shisaka Works
By N. Tsuneyama
Sumitomo Metal Mining Company has been operating Waelz Kiln at the Shisaka Works for 12 years to recover zinc and lead from electric arc furnace (EAF) dust. To increase the capacity and cut down the o
Jan 1, 1990
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Microwave sintering of CaO stabilized Nature Baddeleyite
By Zhang Libo, Li Wei, Peng Jinhui, Guo Shenghui, L. Jing
Partially stabilized zirconia ceramics (PSZ) were prepared by microwave sintering using natural baddeleyite which was obtained by flotation of baddeleyite ore as starting materials. Because of using n
Jan 1, 2011
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Challenges to the Biotechnological Recycling of Precious and Rare Metals Sourced from Post-Consumer Products
By Yasuhiro Konishi, Norizoh Saitoh
"We have developed new recycling technologies, based upon an eco-friendly biotechnology, in order to extract precious and rare metals sourced from post-consumer products. Recently we have been focusin
Jan 1, 2014
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Lead-Acid Baitery Recycling by the PLACID Process: A Global Approach
By G. Diáz
The PLACID process applied to the recycling of spent lead-acid batteries is being developed by an European Consortium within the Brite-Euram II programme. The status of the project entitled "Lead Reco
Jan 1, 1995
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Experimental Study of High Current Density Electrolysis at Tamano Refinery
By M. Furuta, M. Hasimoto, Y. Komoda, K. Haiki
"Tamano Smelter & Refinery started its operation in 1972 with high current density electrolysis (350Nm2 of maximum) applying PRC technology. After the start up, four times of expansion have been done,
Jan 1, 2000
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Charactarisation of Corrosion Properties of Za-27/ Quartz Metal Matrix Composites
By Uchil Jayagopal, P. V. Krupakara, S. Manjunath
"This paper deals with the corrosion characterization of quartz particlate ZA-27 alloy metal matrix composites (MMCs). Quartz particles of size 50-80 microns are used as reinforcement. MMC's are prepa
Jan 1, 2000