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Concentrate Injection And Oxygen Enrichment In Peirce Smith Converters At Noranda's Altonorte Smelter
By Ernest D. Mast
Noranda's Altonorte custom smelter, located in the 2nd region of Chile, 20 kilometres southeast of the city of Antofagasta, started operations in 1993. Presently, 1150 tonnes per day of new feed
Jan 1, 1999
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EAF Dusts: A Viable Complete Minimization
By E G. Prado
We have confirmed on bench scale the removal of chlorides and alkalies (+95%) and over 2/3 of the zinc, lead and cadmium from EAF dusts. This has been achieved with arrononium acetate solutions alone,
Jan 1, 1994
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An Innovative Electro-Winning Process for Titanium Production
By Giuseppe Granata
An innovative process using titanium tetrachloride (TiCl4) gas as reactant has shown successfully to obtain titanium through electro-winning of TiCl2 formed in-situ on titanium cathode. The process in
Jan 1, 2014
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Thermodynamic Study of the Equilibrium Distribution of Platinum Group Metals Between Slag and Molten Metals and Slag and Copper Matte
By Katsunori Yamaguchi
Secondary materials, that contain relatively high concentrations of platinum group metals, (PGMs) are treated in copper smelting process. The PGMs lost in the slag is increasing with increasing quanti
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Reaction Between Mno-Sio₂ Oxides With Low Feo Content And Solid Steel Deoxidized By Si And Mn During Heat Treatment
By Xiaojie Gao, Jingshe Li, Chengsong Liu, Haiyan Tang
In order to clarify the reaction between MnO-SiO2 oxides with low FeO content and Fe-Mn-Si alloy, two diffusion couples were produced by the new method using confocal scanning laser microscopy (CSLM).
Jan 1, 2015
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Modeling Of Ladle Metallurgy In Steelmaking
By Gordon Irons, Kevin Graham, Krishnakumar Krishnapisharody
Ladle or secondary metallurgy in steelmaking is an essential process step for the production of high-quality steel. Professor David Robertson was a pioneer in the modeling of these processes, in parti
Jan 1, 2014
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Formation And Magnetic Susceptibility Of Compounds Containing Iron And Manganese In Aluminum Melts
By G. C. Yao
Iron and silicon impurities can form needle and branch shape intermetallie compounds in molten aluminum when there is no manganese. It is difficult to separate them from molten aluminum by electromagn
Jan 1, 2003
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By-Products Of Copper And Nickel Production At Outokumpu Harjavalta Metals Oy
By J. T. I. Poijärvi
Outokumpu Harjavalta Metals Oy operates copper and nickel smelters, three sulphuric acid plants and nickel refinery at Harjavalta and copper refinery and precious metal plant at Pori. The by-products
Jan 1, 1995
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Solar Grade Silicon Purification Using Liquid Phase Migration Technique
By Takeshi Yoshikawa, Kazuki Morita, Kunitoshi Matsunaga
"In metallurgical grade silicon (MG-Si), most impurities mainly exist at the grain boundaries and distribute in silicon grains at extremely small contents. Grain boundary phases in MG-Si transform int
Jan 1, 2013
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Mechanism Of Electrolysis Of Rare Earth Chlorides In Molten Alkali Chloride Baths (Invited)
By Tsutomu Yamamura
The electrolytic reduction mechanism of rare-earth chlorides such as LaCl3, CeCl3, NdCl3, ` SmCl3 and DyCl3 in alkali chloride baths has been investigated in NaCl, KCI and eutectic LiCI- KCI by means
Jan 1, 2003
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The Reduction of a Cassiterite Concentrate with Charcoal
By R. L. Nyirenda
An investigation of the reducibility of a cassiterite concentrate with charcoal was made in the temperature range of 1123-1373 K. The course of the reaction was monitored by a combination of sample we
Jan 1, 1990
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Aqueous Precipitation: Population Balance Modeling and Control in Multi-Cation Systems
By James A. Voigt
"The efficient separation of metal species from aqueous streams by precipitation techniques requires a fundamental understanding of the various processes that occur during precipitation. These process
Jan 1, 1996
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Challenges in Compound Forging of Steel-Aluminum Parts
By Bernd-Arno Behrens, Klaus-Georg Kosch
"In times of increasing energy costs automotive lightweight construction is gaining in importance. This paper deals with the production of hybrid steel-aluminum compounds by forging. The compound forg
Jan 1, 2012
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New Process for the Fabrication of Cast Aluminum Alloy Matrix Composites
By Hideo Nakae, Hideki Yamaura, Toshiaki Kimura
"In 1968 J. N. Reding et al. suggested processes for fabricating composites. According to their patent, decompression atmosphere, which occurs during the reaction between magnesium and oxygen and/or n
Jan 1, 2000
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Recovery of Copper. Cobalt and Nickel from Divrigi Sulfide Concentrates
By E. Açma
Sivas-Divrigi flotation plant has a capacity of 90,000 tpy. Beneficiation of the tailings of iron ore magnetic separator seems to be attractive, because of its Cu, Co, and Ni contents. In the experime
Jan 1, 1993
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The Commercial Development Of Plasma Technology: EAF Dust Application
By David T. Bunney
In .December of 1987, International Mill Service, Inc. signed an exclusive licensing agreement with Tetronics Research & Development Co. Limited of Faringdon, Oxfordshire., England to commercialize pl
Jan 1, 1992
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Electrochemical Treatment of a Natural Chalcopyrite Ore with a High Content of Pyrite in a "3PE" Reactor
By I. Gaballah
The chalcopyrite ore's anodic and cathodic electrodissolution are studied using a Porous Pulsed Percolated Electrode (3PE) reactor. Stationary solid electrode experiments are also performed to ex
Jan 1, 1994
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Influence Of Cao On Non-Isothermal Crystallization Kinetics Of Spinels In Vanadium Slag
By Jiang Diao, Yong Qiao, Xuan Liu, Tao Zhang, Bing Xie
Adding CaO into the vanadium extraction converter is an effective way to decrease the dephosphorization burden in subsequent steelmaking process. The crystallisation process of spinel is one of the mo
Jan 1, 2016
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Effect of W Substitution on the Magnetostrictive Behavior of [001] Fe-Ga Alloy Single Crystals
By Biswadeep Saha, Meenakshisundaram Ramanathan, Chai Ren, Sivaraman Guruswamy
"Fe-Ga alloys have a large low-field magnetostriction and these alloys are attractive candidates in energy conversion and harvesting applications. Small additions of W also increase the magnetostricti
Jan 1, 2012
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New Hydrometallurgical Process of Copper Anode Slimes at Saganoseki Smelter & Refinery
By Yoshifumi Abe, Akinori Toraiwa
"Nippon Mining & Metals started a new copper anode slime treatment plant that processes slimes in a chloride media. The basic plan of the process was proposed by Mr. James E. Hoffmann and Nippon Minin
Jan 1, 2000