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Nitride fuel for Gen IV nuclear power systemsCarbothermic reduction Carbothermic reduction is a nitride production technique that utilizes metal oxides as starting material The name derives from that carbon is mixed into the metal oxide material as a reduction agent in order to facilitate the removal of oxygen from the system during the reaction...know more

A Review of Niobium-Tantalum Separation in ,Vol10, No3 A Review of Niobium-Tantalum Separation 247 Thus, the product in the case of aluminothermic reduction reaction is usually a ferroalloy, whereas that ensuring from carbothermic reduction may be a ferroalloy or alloy carbide mass...know more

Carbothermic Reduction of Alumina: A Review of Developed ,electricity to power the electrochemical reduction process Additionally the hot CO gas produced from the process would be a potential heat and energy source, while the process would be free of solid wast Table 2: Hypothetical carbothermic reduction of Alumina assuming 90 % reaction efficiency in...know more

Aluminum Carbothermic Technology - UNT Digital LibraryThis report documents the non-proprietary research and development conducted on the Aluminum Carbothermic Technology (ACT) project from contract inception on July 01, 2000 to termination on December 31, 2004 The objectives of the program were to demonstrate the technical and economic feasibility of a new carbothermic process for producing commercial grade aluminum, designated as ,...know more

Carbothermic Reduction and Chlorination of Alumina with ,Metal aluminum was produced in a vacuum furnace using coal as reductant and aluminum chloride as chlorination agent and examined by means of XRD and SEM The produced metal aluminum was impure Reaction mechanism analysis showed that the carbothermic reduction of alumina with coal occurred following the chlorination, then metal aluminum was accquired and condensed on the collecting plate...know more

CARBOTHERMIC REDUCTION OFALUMINA INTO A ,conducting the reduction process in the presence of a metallic solve It, which favours ahigh dissolution ofaluminium Such a carbothermic reduction under vacuum and inthe presence of a solvent phase might well be suitable for smaller scale production ofaluminium metal 01' aluminium alloys, using much smaller and much less capital intensive ....know more

Effect of K2CO3 as an Additive Agent on the Carbothermic ,Abstract The effect of K 2 CO 3 as an additive agent in the carbothermic reduction process of silicon production is investigated in this study Using a thermogravimetric analyzer (TGA) in argon atmosphere, different proportions of petroleum coke (PC) and pomelo ,...know more

MICROWAVES APPLIED TO CARBOTHERMIC REDUCTION OF ,conduct the reduction process is supplied in this case by microwaves, even when the product is a metal The objective of this work is to demonstrate that iron ore can absorb energy from microwav Therefore, it is possible to conduct the reduction process with microwaves as a power source REDUCTION PROCESS...know more

Vacuum Carbothermic Reduction of AluminaHall-He´roult process, which has the drawbacks of high-greenhouse gas emissions, reaching up to 070kg CO 2-equiv/kg Al, and large energy consumption, about 0055GJ/kg Al An alternative process is the carbothermic reduction of alumina Thermodynamic equilibrium calculations and experiments by induction furnace heating indicated that this ....know more

Production of magnesium by vacuum carbothermic ,Production of magnesium by vacuum carbothermic reduction of calcined dolomite R Winand, M van Gysel, A Fontana, L Segers and J-C Carlier Synopsis It is well known that MgO can be reduced by carbon at attnospheric pressure at temperatures in the range 19So-2000°C A study was made of the selective reduc-tion of MgOCaO by carbon under ....know more

300kW Solar Chemical Pilot Plant for the Carbothermic ,In the framework of the EU-project SOLZINC, a 300-kW solar chemical pilot plant for the production of zinc by carbothermic reduction of ZnO was experimentally demonstrated in a beam-down solar tower concentrating facility of Cassegrain optical configuration...know more

Synthesis and Photoluminescence Property of Silicon ,Silicon carbide nanowires have been synthesized at 1400 °C by carbothermic reduction of silica with bamboo carbon under normal atmosphere pressure without metallic catalyst X-ray diffraction, scanning electron microscopy, energy-dispersive spectroscopy, transmission electron microscopy and Fourier transformed infrared spectroscopy were used to characterize the silicon carbide nanowir...know more

Aluminum Carbothermic Technology (Technical Report) | OSTIGOVThe aluminum industry is comprised of two basic operations: (1) the production of alumina (Al/sub 2/O/sub 3/) from bauxite by the Bayer process, and (2) the reduction of alumina to aluminum metal by the Hall-Heroult electrolytic reduction process These two operations are conducted at ,...know more

Alkali Metal Salt Catalyzed Carbothermic Reduction for ,Here, based on the catalytic effect of alkali metal salts on carbothermic reduction, a novel process that features lower reduction temperature, accurately controlled reduction products, high concentration of lithium containing solution, and facile-treated CoO product was developed...know more

Vacuum Carbothermic Reduction of AluminaHall-He´roult process, which has the drawbacks of high-greenhouse gas emissions, reaching up to 070kg CO 2-equiv/kg Al, and large energy consumption, about 0055GJ/kg Al An alternative process is the carbothermic reduction of alumina Thermodynamic equilibrium calculations and experiments by induction furnace heating indicated that this ....know more

MICROWAVE VACUUM CARBOTHERMIC REDUCTION AND ,carbothermic reduction process for nickel laterite ore that would produce a higher grade of nickel than current industrial techniqu Microwave Vacuum Reduction Processing (MVRP) of a nickeliferous silicate laterite ore, followed by magnetic separation was performed The variables investigated included:...know more

Dielectric properties and carbothermic reduction of zinc ,This paper aims to study the dielectric properties and carbothermic reduction of zinc oxide (zincite, ZnO) and zinc ferrite (franklinite, ZnFe 2 O 4) by microwave heatingTo achieve this aim, the dielectric properties were measured with an open-ended coaxial method to understand the behaviour of the samples under microwave irradiation...know more

Analysis of Magnesia Carbothermic Reduction Process in ,Abstract The mechanism of magnesia carbothermic reduction was investigated experimentally in a reduction reaction process in vacuum The thermodynamic calculation results showed that the initial reduction temperature between MgO and C was 1500 K (1227 °C) at 50 Pa...know more

Dielectric properties and carbothermic reduction of zinc ,Saidi & Azari studied the carbothermic reduction of ZnO by microwaves, and concluded that increasing the microwave power and size of the sample could also increase the reduction rate As a whole, microwave heating behaviour of ZnO and ZnFe 2 O 4 has not ,...know more

Dielectric properties and carbothermic reduction of zinc ,Saidi & Azari studied the carbothermic reduction of ZnO by microwaves, and concluded that increasing the microwave power and size of the sample could also increase the reduction rate As a whole, microwave heating behaviour of ZnO and ZnFe 2 O 4 has not ,...know more

MICROWAVES APPLIED TO CARBOTHERMIC REDUCTION OF ,conduct the reduction process is supplied in this case by microwaves, even when the product is a metal The objective of this work is to demonstrate that iron ore can absorb energy from microwav Therefore, it is possible to conduct the reduction process with microwaves as a power source REDUCTION PROCESS...know more

Plasma and High Frequency Processes for Obtaining and ,66 Modern Level of the Plasma Technique and Technology Designed for Industrial Implementation of the Plasma Carbothermic Reduction Process o, 240 67 Advancement Level of Electrometallurgy Based on Application of the Cold Crucible Technology...know more

Carbothermic Reduction of Regolith - NASAThe carbothermic reduction process is a mature terrestrial technology using carbon to reduce metal oxides (ores) to produce metals such as iron in blast furnaces and metallurgical grade silicon The same process can be used to reduce minerals containing various metallic oxides in the lunar and other planetary regolith to produce oxygen...know more

Minerals | Free Full-Text | Carbothermic Reduction of Ore ,Recently, increasing attention has been paid to alternative ironmaking processes due to the desire for sustainable development Aiming to develop a new direct reduction technology, the paired straight hearth (PSH) furnace process, the carbothermic reduction of ore-coal composite pellets in a tall pellets bed was investigated at the lab-scale in the present work...know more

Kinetics of Carbothermic Reduction of IlmeniteEBSCOhost serves thousands of libraries with premium essays, articles and other content including Kinetics of Carbothermic Reduction of Ilmenite Get access to over 12 million other articles!...know more

Alternative Al production methods: Part 1 - a review of ,Alternative Al production methods: Part 1 - a review of indirect carbothermal routes , carbothermal reduction process has been thoroughly investigated as an alternative technique Another , Other recent developments include the vacuum carbothermic reduction currently being developed under the ENEXAL project...know more

Techno-economic assessment of a carbothermic alumina ,A techno-economic assessment of a process for the carbothermic reduction of alumina based on prior work and a flowsheet developed by a technical committee for the US Department of Energy is described Estimates indicated that one could expect operating costs for a new carbothermic plant at $044-$0 ....know more

EAF carbothermic co-reduction of alumina and silica, for ,EAF carbothermic co-reduction of alumina and silica, for the direct production of Al-Si master alloy Christoph Kemper1, Efhtymios Balomenos2, Dimitrios Panias 2, Ioannis Paspaliaris , Bernd Friedrich1 1IME Process Metallurgy and Metal Recycling, RWTH Aachen University, Intzestrasse 3, Aachen 5206, Germany 2NTUA (National Technical University of Athens), Laboratory of Metallurgy, Zografos ....know more

Emerging Energy Efficiency and Carbon Dioxide Emissions ,iii Emerging Energy Efficiency and Carbon Dioxide Emissions-Reduction Technologies for Industrial Production of Aluminum Cecilia Springer a, b and Ali Hasanbeigi a a China Energy Group, Energy Analysis and Environmental Impacts Division, Lawrence ,...know more

Industrial carbothermic reduction process for ferrochromeIGH carbon ferrochrome HCFeCr is produced by carbothermic reduction of chrome ore Electric power is generally used to supply the energy required to carry out the heating, melting and reduction reactions The production process is energy intensive, and consumes approximately 3,3003,800 kWh per ton of metal produced The cost of chat online...know more