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Application Of Mechanical Alloying Processing To The Formation Of Copper-Carbide AlloysBy V. Vergara
Four copper composites were obtained by mechanical alloying, using as dispersed phases of four carbide powders; they were: boron carbide, chromium carbide, silicon carbide and zirconium carbide. The p
Jan 1, 1999
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The Role Of Processes Modeling In Iron And Steelmaking (782c269e-c2f9-424e-abe4-97c4d5ce9e39)By Pinakin C. Chaubal
Today?s steel industry is in a vibrant and resurgent mode. This transformation has been in the making for some time now. Over the last few decades, the industry was steadily transforming itself into b
Jan 1, 2006
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The Role Of Processes Modeling In Iron And Steelmaking (8ffd2f4f-a45d-4810-87ec-6bb014787854)By Pinakin C. Chaubal
Today?s steel industry is in a vibrant and resurgent mode. This transformation has been in the making for some time now. Over the last few decades, the industry was steadily transforming itself into b
Jan 1, 2006
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The Role Of Processes Modeling In Iron And Steelmaking (d9a9d182-cb96-4ff1-b5fd-e0f5f5ed1177)By Pinakin C. Chaubal
Today?s steel industry is in a vibrant and resurgent mode. This transformation has been in the making for some time now. Over the last few decades, the industry was steadily transforming itself into b
Jan 1, 2006
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Modern Converter Practices at Magma CopperBy Kenneth L. Driggs
The 1988 shift in primary smelting facilities from low grade matte (35%) reverberatory furnaces to high grade matte (63%) flash smelting heavily impacted a very stable and successful converter operati
Jan 1, 1991
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Formation of Austenite Grain in Hypo-Peritectic Carbon SteelsBy Masayuki Kudoh, Tohru Maruyama, Yohichi. Ito
When hypo-peritectic carbon steel is quenched during unidirectional solidification, the region of fine columnar grain is observed. It is classified into two coexisting phases. One is coexisting phases
Jan 1, 2000
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The Treatment Of Arsenic And Antimony Oxide FumesBy G. A. Brooks
The problem of treating concentrates with increasingly higher levels of arsenic and antimony is compounded by the trend to stricter environmental guidelines regarding the disposal of smelter wastes. M
Jan 1, 1994
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Reduction Kinetics Of Hematite Concentrate Particles By Co+H2 Mixture Relevant To A Novel Flash Ironmaking ProcessBy Shengqin Zhang, Yousef Mohassab, Feng Chen, Hong Yong Sohn, Mohamed Elzohiery, Amr Abdelghany
The kinetics of hematite concentrate reduction by mixtures of hydrogen and CO of various compositions has been investigated as part of the development of a flash ironmaking process at the University o
Jan 1, 2016
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Comparative Productivity And Quality Evaluation Of Copper Smelting Gas Cooling TechniquesBy René Bustamante
The subject of this paper is a comparative evaluation of different copper smelting gas cooling techniques, using "productivity and quality" criteria. The first section presents a brief description
Jan 1, 1999
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Generation, Recycling and Reutilization of Waste at Production and Operation of Catalyst for Chemical Industry in the CISBy Alexander V. Suvorin, Vladyslav M. Sokolov
"The traditional technologies for production of the coprecipitated and deposited catalysts are analyzed from the standpoint of diversion of application of the feedstock and increase of efficiency for
Jan 1, 2008
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Research On Microwave Roasting Of Zno And Application In PhotocatalysisBy QinGuo, Shenghui Guo, Jinhui Peng, Linqing Dai, Libo Zhang
This paper adopts a simple and novel preparation. Taking cellulose as a template, a tubular morphology structure of micro/nano ZnO crystals was obtained by microwave roasting at high temperature. The
Jan 1, 2016
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Thermodynamics of Bacterial - Mineral ReactionsBy R. G. Reddy
To better understand the behavior of bacterial-mineral interfacial reactions, a thermodynamic model based on the- studies of bacteria adhesion on mineral surfaces has been evaluated. The bacteria adhe
Jan 1, 1991
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Characterization of Clays From Campos Dos Goytacazes, State of Rio De Janeiro, BrazilBy C. M. F. Vieira
The main characteristics and physical and mechanical properties of clays from the county of Campos dos Goytacazes, located at the northern part of the State of Rio de Janeiro, Brazil, are presented. T
Jan 1, 2009
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The Current Status of Electric Arc Furnace Dust Recycling In North AmericaBy Marc Liebman
We present the results of a telephone survey of electric arc furnace (EAF) steel producers. This report characterizes the current status of EAF dust generation, treatment and disposal. It indicates th
Jan 1, 2000
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Model for Calculating the Lankford Value in Sheet SteelsBy C. Isaac Garcia, Sihai Jiao, Anthony J. DeArdo
"A practical model based on the Hill analysis has been developed to calculate the Lankford value of interstitial free (IF) steels and its distribution in different rolling directions, by considering o
Jan 1, 2001
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FeCr2O4 Spinel Formation: Relationship Between Color and Magnetics PropertiesBy Oscar J. Restrepo
Through reactions in solid form at high temperatures, using iron oxide (Fe3O4) and chromium oxide (Cr2O3) in fixed proportions as precursors, the compound was synthesized with spinel structure type Fe
Jan 1, 2009
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Productivity Programs at the Huelva SmelterBy D. de la Villa
From 1989 to 1992 Rio Tinto Minera has developed and implemented a productivity program in its Huelva Plant, including Smelter, Acid Plant and Electrorefinery. This Plan was designed in order to incr
Jan 1, 1993
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Recent Progress In Thermal Ditfusivity Measurement Of Molten Oxides By The Laser Flash MethodBy Hiromichi Ohta
Precise thermal properties of molten materials are essentially required for analyzing the metal production process. These properties are also important as a clue to consider the dynamic structure of l
Jan 1, 2003
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Promotion of Recycling Business by Combination of a Pre-Treatment Plant and the Mitsubishi Process at Naoshima Smelter & RefineryBy Nobuhiro Oguma, Yuji Mizuta, Hideya Sato, Shigehiko Iwahori
"Recyclable materials containing copper and precious metals have been treated at the Mitsubishi Process in Naoshima. In 2003, a new incinerating and melting plant (pre-treatment plant) for waste mater
Jan 1, 2012
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Biomineral Film Coating on Titanium Electrode in Aqueous SolutionBy M. Okido, O. Takai, Z. Zhao, M. Ishikawa, R. Ichino, K. Kuroda
"Electrolytic method was applied to calcium phosphate coating on titanium plates as an excellent technique for high density and intensive contact of coated films on biomaterials. The effect of H2O 2 a
Jan 1, 2000