Covering different aspects of extraction and recovery, metal refining, processing, and current and potential applications of these metals, this volume serves as a valuable reference source on reactive metals.Review of Extraction, Processing, Properties & Applications of Reactive Metals...
Give the steps involved in the extraction of metals of low and medium reactivity from their respective sulphide ores.
Electrochemical deoxidation of solid oxides to prepare metal/alloys in molten salts has been approved to be a straightforward way [[23], [24], [25], [26], [27], [28]]. For the extraction of reactive metals (e.g., Ti [29,30], Zr [31], Al [32,33], etc.), molten halides ar...
2022, Encyclopedia of Materials: Metals and AlloysElisa María Ruiz Navas, Berta Ruiz Palenzuela Chapter Aluminum Production 2.5.2.1 Introduction Aluminum is a highly reactive metal that forms a strong chemical bond with oxygen. Aluminum cannot be produced by the electrolysis of an aluminum salt disso...
Among those known useful chelating agents, it is believed that the 8-hydroxyquinoline derivative is probably preferred because it has a higher capacity for chelating more types of metals (see U.S. Pat. No. 3,886,080, Tables I-X).
and then to decipher ways to wrest from their peculiar structure the valuable metals contained therein. It is presently believed that these nodules are actually creations of the sea; they are somehow grown, generally in the form of the metal oxides, from metal values which are dissolved in sea...
Rainwater extraction released only small quan- tities of metals, while the three-step BCR extraction was more effective in mobilizing metals from the tailings. Under the acidic conditions of BCR step 1, Ca, Mg, Cd, Cu, and Mn were released in high con- centrations. The dissolution of Fe,...
red mud also contains valuable metals such as sodium, aluminum, iron, titanium, and scandium and is considered to be an important secondary resource. In this paper, the physicochemical properties and hazards of red mud are first introduced, and then, the overall utilization of red mud is summar...
UV/Vis. spectrophotometry is one of the oldest techniques that can be used to determine extremely low concentrations of several metals including REEs. If the desired constituent is not self-colored, the addition of a selective ligand selectively binds to metal to produce a colored complex with a...
In plants, polyphenols are generally involved in defense against different types of stress [7]. They offer protection against reactive oxygen and nitrogen species, UV light, pathogens, parasites and plant predators. Additionally, they contribute substantially to the organoleptic properties of plants, ...