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Relating Reported Carbon Dioxide Emissions to Iron and Steelmaking Process Details
By Chris P. Pistorius
Over the past few decades the carbon intensity of ironmaking and steelmaking has been reduced considerably through improved efficiency in blast furnace ironmaking, partial replacement of coke with les
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Use of the Petrographic Microscope in Refractories Technology
By C. Burton Clark
The important role of the petrographic microscope in the petrology of refractories is discussed, based on 45 years of industrial experience by the author. Highlights of his career are used to illustra
Jan 1, 1982
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Detection of Hard Alpha Inclusions in a Titanium Alloy by Magnetic Sensing
By Hector Carreon
This paper presents experimental data for the magnetic field produced by thermoelectric currents around uncracked hard-alpha inclusions in a Ti?6Al?4V specimen under external thermal excitation for di
Jan 1, 2009
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The Cathode Process of Aluminum Chloride Electrolysis
By R. Tunold, Y. J. Zhang
"The cathodic kinetics of aluminum deposition from aluminum chloridealkali chloride melts was studied by use of electro-cnemical transient techniques at 700 °C. Aluminum deposited as an insoluble prod
Jan 1, 1988
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Strategic Approaches for CO2 Reduction Rate from Fossil Fuel Use in Steel Industry
By Malti Goel
"Technology advancements in fossil fuel based energy generation and consumption are currently being aimed at minimization of CO2 emissions. To attain energy security, India must accelerate the pace of
Jan 1, 2010
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Rheological and Dynamic Strain Rate Studies of Wax-Coated Granular Composites Used in Sports Surfaces
By A. Kiziltas, D. J. Gardner, C. W. Mcllwraith, J. W. Bridge, M. L. Peterson
"Dynamic mechanical thermal analysis (DMTA) tests were conducted on high-oil content, paraffin-based wax used in wax-coated granular composites. These composites make up the surface of synthetic Thoro
Jan 1, 2011
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Continuous Casting of Steel in the 21st Century
By Robert D. Pehlke
"Current continuous casting processes are going through a rapid evolution of advances and new developments. At the same time, intense efforts are being directed to the development of radical new techn
Jan 1, 1988
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Use Of Solid Hematite To Fix Arsenic Contained In A Gas Phase (a1830aa0-0655-4c7b-9285-5c686f229d80)
By A. González
Arsenic is one of the main contaminants present in Chilean copper concentrates and its abatement represents a challenge for the process metallurgy, particularly under the strong environmental requirem
Jan 1, 2003
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A Two-Liquid Slag Mixing Experimental Technique for Studying the Oxidative Pre-fuming Treatment of Lead Blast Furnace Slag
By A. Deneys
An experimental technique has been devised for studying the reaction kinetics of the reaction: ZnO + 2Fe0 = Zn(g) + Fe203, by which zinc evolution can occur from a molten slag bath in the absence of a
Jan 1, 1997
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Application of Quantitative Mineralogy for Solving Metallurgical Problems
By John W. Ahlrichs
Microscope, electron microprobe and x-ray diffraction have been used to provide quantitative evaluation of products from the mill, smelter, refinery and other metallurgical processes. Phase compositio
Jan 1, 1981
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Pressure Hydrometallurgy: No Longer Regarded with Trepedition for the Treatment of Gold and Base Metal Ores and Concentrates
By Peter G. Mason
Over the last 15 years numerous Pressure Oxidation and Pressure Leach plants have been installed throughout the world. The technology is no longer regarded with awe and trepidation as plants designed
Jan 1, 1999
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Condensation of SiO and CO in Silicon Production—A Literature Review
By Broggi Andrea
Condensates produced by SiO(g) and CO(g) have a crucial importance in silicon production. Condensation will follow the reactions 3 SiOðgÞ+COðgÞ→ 2 SiO2 + SiC and 2 SiO ðgÞ→Si+SiO2. Solid compounds gen
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Passive Treatment Methods for Acid Mine Drainage
By Nural Kuyucak
Acid mine drainage (AMD) occurs at operating and abandoned mine sites as a result of oxidation of sulphide minerals, and is characterized by low pH and heavy metal contamination (e.g. Fe, Zn, Cu, Cd,
Jan 1, 1993
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Quantitative Microscopic Analysis of a Sulfide Flotation Circuit --An Example
By Steve Naruk
Microscopic point-count analyses, although time-consuming, provide detailed mineralogical information which is not obtainable by any other means. Such information can be invaluable for evaluating mill
Jan 1, 1981
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Image Analysis in Process Mineralogy
By William Petruk
The development of automatic image analysers brought the application of image analysis into process mineralogy because the analysers can measure parameters more easily, quickly and accurately than by
Jan 1, 1982
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Evaluation of Recyclability of Used Automotive Oil Filters as Ferrous Scrap
By D. E. Roberts
Over 425 million used automotive oil filters are discarded in the United States each year. Estimates prior to this research claim that 10% are recycled with the remainder typically being landfillcd. S
Jan 1, 1996
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A Fundamental Study of Disodium Carboxymethyl Trithiocarbonate (Orfom D8) in Flotation Separation of Copper-Molybdenum Sulfides
By SIMON TIMBILLAH
The chalcopyrite-molybdenite (Cu-Mo) flotation industry is increasingly turning to organic depressants as suitable replacements for inorganic reagents, such as NaHS, due to environmental and safety co
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An Application Of Equibibrium Calculations To The Copper Smelting Operation
By R. Shimpo
Equilibrium calculations by a computer may sometimes fail in giving solutions when the system includes a large number of components and more than three phases, and especially when no definite informat
Jan 1, 1983
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The Plastic Influence and its Applications in Leaching Processes Favoring Cost and Environmental Impacts
By Juan B. Cabezas
"The favorable characteristics and workability of plastics as a replacement of wood, lead, stainless steel, asphalt and other materials are described. Various types of plastic have proven to be the mo
Jan 1, 1997
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Study on the Purification of Nickel by Vacuum Directional Solidification
By Wenzhou Yu, Cong Zhang, Wenhui Ma, Gang Wang, Kuixian Wei
"A novel technique was successfully developed for nickel further purification by vacuum directional solidification. The removal effect of impurities in nickel was studied based on theoretical analysis
Jan 1, 2014