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Solidification Structure Refinement of Sus430 Ferritic Stainless Steels by Electric Current Pulse
By Renxing Li, Yongyong Gong, Yufeng Cheng, Zhenxing Yin, Xin Cao, Qijie Zhai
"The influence of electric current pulse (ECP) on the solidification structure of SUS430 ferritic stainless steel (FSS) was investigated in the current study. The technology of ECP has been widely use
Jan 1, 2012
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An Investigation of Heat Transfer Rates for Molten Droplets Falling in a Stagnant Gas
By J. B. Wiskel, H. Henein
"A study was conducted to establish the effective heat transfer coefficient for a single molten droplet moving in a gaseous medium. Towards this objective, a series of quench experiments were performe
Jan 1, 1999
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3D Simulation of the Melting During an Electro-Slag Remelting Process
By M. Wu, A. Kharicha, A. Ludwig
"The droplet formation during melting of a 400 mm diameter electrode is simulated with a multiphase-MHD approach. The computational model includes a layer of slag and a layer of liquid steel. A VOF ap
Jan 1, 2011
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Chemsheet As A Simulation Platform For Pyrometallurgical Processes
By Pertti Koukkari, Nagendra Tripathi, Karri Penttilä, Justin Salmine
ChemSheet is a thermodynamic multi‐phase multi‐component simulation software, which is used as an Add‐in in Microsoft Excel. In ChemSheet, the unique Constrained Gibbs free energy method can be used t
Jan 1, 2014
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Effect of Batch Initial Velocity on the Glass Furnace Efficiency
By William Brinkman, Mark Jolly, Nasim Soleimanian, Karl Dearn, Oliver Brinkman
"Glass manufacturing is a heat intensive process. There is a direct correlation between the batch distribution techniques and the furnace energy consumption, productivity, and quality of the glass man
Jan 1, 2014
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Computational Analysis of the Dynamics of the Metal Spray in the Nucleated Casting Process
By Robin M. Forbes. Jones, Suhas V. Patankar, Ramesh S. Minisandram, Jr. Carter, Kanchan M. Kelkar
"The nucleated casting process currently under development has the potential for production of Ni-base superalloy preforms that possess superior microstructure to product made by conventional casting
Jan 1, 2004
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Comparisons Between Copper, Lead And Nickel Smelting Processes From Thermodynamic Viewpoints
By Akira Yazawa
The similarities and differences in copper, nickel and lead smelting processes are discussed based on the sulfur-oxygen chemical potential diagrams and the free energy minimization assessments using a
Jan 1, 1998
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Modeling of Precipitation in Multi-Component Multi-Particle Multi-Phase Systems
By E. Kozeschnik
A new model is presented for the simulation of the evolution of precipitates in a multi-component multi-particle multi-phase environment The mathematical formulation as well as the physical background
Jan 1, 2003
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In-Situ Observation of the Rate of Denitrization of Molten Steel
By Munetaka Iwasaki
Nitrogen strongly affects mechanical properties of steel and therefore we may sometimes modify the various processes for its content. Numerous studies based on the results of chemical analysis of quen
Jan 1, 1999
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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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Molten Oxide Electrolysis for Iron Production: Identification of Key Process Parameters for Largescale Development
By Antoine Allanore, Luis A. Ortiz, Donald R. Sadoway
"The steelmaking industry has drastically reduced its energy consumption in the last fifty years, and today’s technologies are considered to operate at their optimal efficiency with respect to energy
Jan 1, 2011
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Interfacial Characteristics of Squeeze-Cast Sic-Reinforced AZ91D Magnesium-Based Composites
By Graham J. C. Carpenter, Marc Charest, Jason Lo
"The method of producing magnesium-based composites with silicon carbide (SiC) particulates embedded in the matrix of magnesium AZ9I D alloy by the squeeze-casting technique are described. This method
Jan 1, 1996
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Identification of Fluid Flow Channels Under In Situ Leaching Conditions
By Peter M. DiGiacomo
In situ leaching technology requires information about how injected fluids flow in the rock in relation to the localization of the valuable minerals to be leached. In oxidative leaching of sulfide cop
Jan 1, 1981
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Plasma Enhanced Chemical Vapor Infiltration (PE-CVI)
By Patrick R. Taylor
A novel method for Chemical Vapor Infiltration (CVI) using plasma technology is proposed, Plasma Enhanced CVI (PE-CVI). Due to the low rates at which CVI is currently performed, the use of plasma as a
Jan 1, 1997
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Mineralogical Characteristics that affect Recoveries of Sphalerite from Volcanogenic Base Metal Ores
By William Petruk
The behaviour of sphalerite during mineral beneficiation of base metal ores has been studied at CANMET and other institutes for at least 15 years by determining the liberations of sphalerite in mill p
Jan 1, 1990
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The Double Membrane Electrolytic Cell: A New Tool In Metal Recycling
By J. V. Atwood
The U.S. Bureau of Mines has developed a novel Double Membrane Electrolytic Cell (DMEC) that exhibits unique features for recycling contaminated metals and metal alloys. The DMEC incorporates two anio
Jan 1, 1995
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Recycling of Galvanized Steel Scrap Using Chlorination
By J. K. S. Tee
Using a novel method, zinc has been selectively removed from galvanized steel scrap on a laboratory scale. The separation is based on thermodynamic principles: during chlorination in air-chlorine (10:
Jan 1, 1999
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The Mackie Vat Leaching Jig
By Dan A. Mackie
Continuous leaching of precious metals ores in a vat is possible using a jigging technique. This patented method promises to be competitive with heap leaching, particularly in northern climates, diffi
Jan 1, 1990
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Fundamental Study of Fe-Zn Intermetallic Compounds for Zinc Evaporation from Galvanized Steel Sheet
By T. Ikeda, M. Maeda, K. Mita
Galvanized steel sheet is the major product for the automobile industry. Therefore, automotive recycling results in zinc-containing scrap that should be remelted in EAFs. Naturally, the EAF dust is a
Jan 1, 2000
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Recent Developments In Factsage Thermochemical Software And Databases
By E. Bélisle, Christopher W. Bale, S. Petersen, C. Robelin, K. Hack, J. Melançon, G. Eriksson, A. D. Pelton, P. Chartrand, S. A. Decterov, I. H. Jung, A. Gheribi
The FactSage® package consists of a series of information, database and calculation modules that enable one to access pure substances and solution databases and perform thermochemical equilibrium calc
Jan 1, 2014