Results 21 to 30 of about 75,502 (312)

Preparation and Characterization of Pervious Brick with High Titanium Blast Furnace Slag

open access: yesKuangchan zonghe liyong, 2023
This is an essay in the field of ceramics and composites. In order to realize the reuse of solid waste of high titanium furnace slag and solve the problem of making permeable bricks with large amount of high titanium furnace slag, the permeable bricks ...
Hongying Huo
doaj   +1 more source

Industrial experimental study on dearsenication in LF refining process

open access: yes工程科学学报, 2020
With the gradual depletion of high-grade iron ore resources, the usage amount of low-grade iron ore is increasing year by year. Moreover, given the environmental protection requirements and the objective to reduce industrial cost, the usage of scrap is ...
Wen-bo LI, Hai-quan ZHAO
doaj   +1 more source

Study on the Behavior Mechanism of K and Na during the Synthesis of VN Alloy

open access: yesMetals, 2022
In this paper, the sources of K and Na in vanadium-nitrogen (VN) alloys and their effects on the furnace structure were studied. The results show that K and Na are mainly present as counter-ions of decavanadate and dodecanadate in ammonium polyvanadate ...
Lanjie Li   +5 more
doaj   +1 more source

Development of the all-vanadium redox flow battery for energy storage: a review of technological, financial and policy aspects [PDF]

open access: yes, 2011
The commercial development and current economic incentives associated with energy storage using redox flow batteries (RFBs) are summarised. The analysis is focused on the all-vanadium system, which is the most studied and widely commercialised RFB.
Shah, Akeel A.   +8 more
core   +1 more source

Effect of secondary carbides on the core-rim structure evolution of TiC-based cermets

open access: yesMaterials Research Express, 2021
Herein, the effect of adding VC with different contents and Mo _2 C, WC and TaC on the core-rim structure evolution of TiC-based cermets was investigated using x-ray diffraction, scanning electron microscopy and energy-dispersive spectroscopy.
Min Chen   +3 more
doaj   +1 more source

Mineralogical Characteristics of Baima Vanadium Titanomagnetite during Magnetic Separation Upgrading

open access: yesSeparations, 2023
The Baima vanadium titanomagnetite deposit, located in the Panzhihua-Xichang (Panxi) metallogenic belt in China, is one of the super-large deposits in the region.
Xiang Zhong   +5 more
doaj   +1 more source

Pre-reduction of carbon-containing pellets of high chromium vanadium–titanium magnetite at different temperatures

open access: yesHigh Temperature Materials and Processes, 2022
The effect of temperature on phase transformation, metallization rate, carbon residue and agglomeration of metal Fe after the pre-reduction of carbon-containing pellets in high-chromium vanadium–titanium magnetite (HCVTM) was investigated.
Zhu Kui-song   +7 more
doaj   +1 more source

Mineral Characteristics Research and Tests of Improving Quality of Vanadium Titanium Iron Concentrate in Panxi Area

open access: yesKuangchan zonghe liyong, 2023
This is a paper in the field of mineral processing engineering. The mineral characteristics of a vanadium titanium iron concentrate sample from Panxi were studied using sieve analysis, polarizing microscope, X-ray diffractometer, Zeiss Sigma 500 scanning
Fulin Chen   +4 more
doaj   +1 more source

From supramolecular vanadate receptors to enzyme models of vanadium Haloperoxidase [PDF]

open access: yes, 2005
V-HPOs are enzymes catalyzing the halogenation of a variety of organic substrates using hydrogen peroxide and halide ions at slightly acidic condition[1-3]. The X-ray structure of V-HPO from Curvularia inaequalis[4, 5] reveals that the positively charged
Zhang, Xiao-an
core   +1 more source

Ag-Incorporated Polydopamine/Tannic Acid Coating on Titanium With Enhanced Cytocompatible and Antibacterial Properties

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Titanium (Ti) and its alloys are the most commonly used materials for bone implants. However, implant failure often happens due to bacterial infection. Developing antibacterial coatings on Ti implants is an effective strategy.
Hao Zhang   +10 more
doaj   +1 more source

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