55 Result(s)
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Chapter and Conference Paper
Effect of MgO on Mineral Phase and Structure of Vanadium Slag
In this paper, the main phase composition and morphological characteristics of the FeO–SiO2–V2O3– –TiO2 system were investigated using high- phase equilibrium experiments combined with X-ray diffraction (XRD) ...
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Chapter and Conference Paper
Coating Development for High Temperature Dissolvable Rubber Element in Dissolvable Plug Applications
Dissolvable tools have been used more in unconventional oil and gas operations in recent years. Currently, more and more wells in Southwest of China requires (HT) . The HT needs to hold 70 Mpa pressure di...
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Chapter and Conference Paper
Interface Evolution and Mechanical Properties of the Solid State Recycled Mg-Gd-Y-Zn-Zr Alloy During Rotary Extrusion
The Mg-7Gd-4Y-2Zn-0.4Zr scraps were solid state recycled through hot pressing sintering (HPS) and spark plasma sintering (SPS). Rotary extrusion with different parameters were conducted on the homogenized, hot...
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Chapter and Conference Paper
Mg3V2O8: A Promising Cathode Material for Aqueous Mg-ion Battery
(RMBs) have attracted lots of attention due to the high safety characteristics, low cost, and similar electrochemical characteristics to lithium. (Mg3V2O8, MVO) has stable three-dimensional framework and large...
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Chapter and Conference Paper
Evolution Mechanism of Vanadium-Containing Phases During Sodium Roasting of Vanadium Slag with High Chromium Content
In order to fundamentally improve the rate of in the process of -water of , it is very important to study the of -containing phases. XRD was used to characterize the phase evolution of vanadium-cont...
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Chapter and Conference Paper
Spindle-Less Vibration-Servo Grinding of Brittle Materials
This paper presents a concept of spindle-less vibration-servo grinding approach to process brittle materials. Through the cooperation of two piezoelectric ceramics, the tool can quickly vibrate in a small disp...
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Chapter and Conference Paper
Physical Simulation of Bubble Behaviors and Optimization of Converting Phosphogypsum into Ammonium Sulfate
With the rapid development of the phosphorus chemical industry, the accumulation of has increased year by year. The comprehensive utilization has received extensive attention. In this is used to investig...
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Chapter and Conference Paper
Establishment of Sheet Plastic Wrinkling Instability WLD and Study on Strain Distribution Characteristics in Instability Region
In the field of thin-plate plastic forming, the efficient and accurate prediction and control of wrinkles are the basis for product and mold design and process flow formulation. In this paper, a diagonal tensi...
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Chapter and Conference Paper
Research on Solidification and Heat Transfer Characteristics of Molten Converter Slag in Air Quenching Granulation Process
The physical and mathematical model of particle has been established in this paper. The laws of of particles with the diameter of 2 mm in the process of at different air velocity have been simulated by...
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Chapter and Conference Paper
An Effective Way to Extract Cr from Cr-Containing Tailings
The high-chromium is treated by magnesium to which are not the solid waste but important valuable resources for various fields. In order Cr from these tailings, sodium carbonate as annexing agent mixed...
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Chapter and Conference Paper
Effect of MgO on Oxidation of Vanadium Slag at High Temperature
Based on two considerations of making full use of the of and exploring a novel green V extraction process, this paper employs as the roasting additive, blows oxygen into the molten , and uses the of t...
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Chapter and Conference Paper
Production of High-Carbon Ferrochromium by Carbothermal Reduction of Vanadium Extraction Tailings with High Chromium Content
A novel method to smelt by synergistic with with high content and chromite is proposed in this paper, which can efficiently and from with high content and produce high value-added product...
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Chapter and Conference Paper
Research of Gas–Liquid Multiphase Flow in Oxygen-Enriched Bottom Blowing Copper Smelting Furnace
Based on ENFI’s self-developed bottom-blowing continuous smelting process, the normal operation bottom-blown is the research object. Based on the determination of the physical parameters of the and matte...
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Chapter and Conference Paper
Numerical Simulation on Distributor Optimization of Twin-Roll Strip Continuous Casting
In this paper, the influence of structure on the flow uniformity of molten in the twin-roll thin strip continuous casting pool with 900 mm roll diameter and 1800 mm roll width is studied by . The effects ...
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Chapter and Conference Paper
Numerical Simulation Study on Optimization of Large-Capacity Single-Strand Tundish Flow Control Devices
In this paper, according to the large-capacity tundish with single-strand and rectangular structure, the mathematical simulation method is used to study the effect of the of the weir and the dam on the , ...
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Chapter and Conference Paper
Study on Vanadium Phase Evolution Law in Vanadium Slag During the Interface Reaction Process of Sodium Roasting
Vanadium slag is composed of many complex phases with various kinds of elements, occurrence forms, and chemical forms. At present, –water can effectively extract vanadium; this technique has been widely us...
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Chapter and Conference Paper
Mechanism of Extraction of Vanadium from Vanadium Slag with MgO
The widely applied methods to extract vanadium are and calcified . However, these methods have difficulties in of wastewater and efficient utilization of residue, which contains high concentration of ...
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Chapter and Conference Paper
Novel VS4 Nanorods Synthesized by a Facile Solvothermal Method for High Performance Electrochemical Capacitor Electrode
Transiontion-metal chalcogenides (TMCs) have attracted increasing attention in energy storage over recent years. As an important member of the TMC family, has many intriguing chemical and physical benefi...
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Chapter and Conference Paper
Influences of Li2O on the Properties of Ultrahigh-Basicity Mold Fluxes for Continuous Casting of Peritectic Steel
The (R = 1.75) mold has been proved to be effective in coordinating heat transfer and lubrication during continuous casting of peritectic in industry, Properties of the mold may be further improved thr...
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Chapter and Conference Paper
Hydrangea-Like VS4 Microspheres: A Novel Structure Material for High-Performance Electrochemical Capacitor Electrode
Novel hydrangea-like nanomaterials as high-performance electrode materials of supercapacitors were successfully synthesized by hydrothermal method using Na3VO4 · 12H2O2, citric acid and TAA (thioacetamide). The...
