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Chapter and Conference Paper
Research on Properties of Prefabricated Pellets of Silicothermic Process After Calcination in Flowing Argon Atmosphere
In the , the separation of and reduction process leads to a long production cycle and high energy consumption. Based on the novel preparation method of pellets of , the low-grade magnesite with abundant re...
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Chapter and Conference Paper
Effect of Temperature on Magnesium Vapor Condensation in Inert Carrier Gas
The process of extraction by is in vacuum, which leads to discontinuous production. The condensation of in is an important step to realize continuous production. In this paper, the condensation behav...
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Chapter and Conference Paper
Fabrication of Ultra-High Molecular Weight Polyethylene Membrane and Evaluation of Physical Characteristics for Wastewater Treatment
A porous tubular-type ultra-high molecular weight (UHMWPE) membrane with good effect for was designed and prepared. The physical-chemistry properties such as surface and tensile strength of tubular-typ...
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Chapter and Conference Paper
A Review of Research on Alumina Extraction from High-Alumina Fly Ash and a New Method for Preparing Alumina by Electrotransformation
When bauxite and resources are limited, becomes a potential resource. The of high value-added elements in is of great significance to resource circulation. In order to solve the difficult of valuab...
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Chapter and Conference Paper
Effect of Alumina Ceramics Surface Condition on the Wetting of Liquid Lead
The effect of alumina ceramics on the characteristics of liquid was investigated by the sessile drop method. The surface 3D appearance and of the alumina substrate were measured by confocal laser scann...
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Chapter and Conference Paper
Solid State Diffusion Bonding of ODS Eurofer Steel by Spark Plasma Sintering
Oxide dispersion strengthened (ODS) steels are considered to be one of the candidate structural materials for advanced nuclear applications due to their high elevated-temperature strength, , and radiation tol...
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Chapter and Conference Paper
The Validation of Feeder Modeling for Ductile Iron Castings
A precise for a ductile iron is difficult, due to the complexities of its liquid–solid states transformation. During , a negative pressure in castings is developed from the volumetric shrinkage as liquid ...
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Chapter and Conference Paper
Fuzzy Gray Relational Analysis for Electromagnetic Parameters of Induction Heating Process
is widely used for , providing and precise heating effect. A wide range of electromagnetic parameters, such as the parameters of coil and the electrical operating parameters, have significant influence...
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Chapter and Conference Paper
Campbellology for Runner System Design
The runner systems based on the Campbellology, the 10 rules of Professor John Campbell, were designed to achieve -defect free casts during the filling process in . In this study, three main methods were u...
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Chapter and Conference Paper
Dependency of Microstructure and Inclusions on the Different Growth Rate for Directionally Solidified Non-quenched and Tempered Steel
Using a Bridgman furnace, the solidification experiments of a non-quenched and tempered were directionally conducted at a temperature ingredient with various growth rates (v = 10–300 μm/s). The values of the ...
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Chapter and Conference Paper
Effect of Chemical Composition on the Crystallization Behaviour of Rare Earth Phase in Slag
In order to figure out the effect of chemical on the of rare earth phase in , the quaternary system slags were made by pure chemical reagent at 1673 K in muffle furnace. The mineral phases and micromorp...
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Chapter and Conference Paper
Grain Refinement on Microstructure and Mechanical Properties of IN718 Superalloy
The mixed refiner of Co3FeNb2 and CrFeNb ternary intermetallic compounds and under the modified thermally-controlled (TCS) process have been designed to achieve grain refinement and further improve of IN718...
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Chapter and Conference Paper
Ni-P-MWNTs Composite Coatings on Magnesium Alloys AZ31 Part 1: MWNTs Content in Coating
In the present paper, Ni-P-MWNTs composite coating was prepared on AZ31 magnesium alloy by electroless plating. Surface modification of carbon nanotubes by cationic surfactant DTAB were studied using IR spectr...
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Chapter and Conference Paper
Study on Direct Reduction Melting Separation-Leaching Process of Disposal Rare Earth Composite Iron Ore
In this paper the direct reduction melting separation-leaching process is investigated on recovering rare earth from rare earth Bayan Obo complex iron ore (REBOCIO). The REBOCIO was reduced and melting separat...
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Chapter and Conference Paper
Research on Alumina Preparation from Aluminium Chloride Solution by Electrolysis Process
During the technology of extracting Al2O3 and other valuable elements in high-alumina fly ash by hydrochloric acid method, the process of AlCl3 transformed into Al2O3 has many problems, such as the long technolog...
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Chapter and Conference Paper
Ni-P-MWNTs Composite Coatings on Magnesium Alloys AZ31 Part 2: Tribological Behavior and MWNTs Content in Coating
In this study, Ni-P-MWNTs composite coating was successfully deposited on the surface of AZ31 magnesium alloys by electroless plating. The electrochemical properties of the composite coatings were studied by e...
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Chapter and Conference Paper
Research on Sulfur Conversion Behavior in Oxygen Pressure Acid Leaching Process of High Indium Sphalerite
As an important treatment method of processing the sphalerite, the technology of pressure acid leaching has many benefits, such as process flow short, no waste pollution, low production costs, high leaching ra...
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Chapter and Conference Paper
Formation and Control of CaS Inclusion in Gear Steel 20MnCr5
The modification of (CaO)m(Al2O3)n inclusion and the fact of CaS inclusion formation in gear steel 20MnCr5 after calcium treatment have been studied by thermodynamic equilibrium calculation. Based on the thermody...
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Chapter and Conference Paper
Numerical Study of Magnesium Production by Pidgeon Process and Pre-prepared Pellets Silicothermic Process: Comparison of Heat Transfer
A novel process of magnesium production has been developed by changing the preparation method of pellets of silicothermic process. For the method, the pellets consist of dolomite, ferrosilicon, fluorite and bi...
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Chapter and Conference Paper
Extraction of Zinc from Willemite by Sodium Salt Roasting and Ammonia-Leaching Process
is usually found in high-silicon oxide ore and zinc metallurgical secondary resources but without effective extraction method yet. In this study, zinc was extracted from willemite by sodium salt roasting ...