By T Havlik
Hydrometallurgy: rules and purposes specializes in the theoretical rules and engineering features of hydrometallurgical tactics. Written in a reader-friendly variety, it bargains whole insurance of leaching, together with in-situ, heap, sell off, and vat leaching. next chapters learn answer focus and purification equipment, resembling solvent extraction and ion alternate, in addition to steel restoration through electrolysis and precipitation. Illustrating the sensible facets of hydrometallurgy, the ebook additionally analyzes the construction of copper as a real-world instance of the place chalcopyrite leaching is the most procedure used for extracting copper from sulfide minerals within the undefined.
Read Online or Download Hydrometallurgy: Principles and Applications PDF
Similar metallurgy books
For college kids able to increase of their research of metals, actual Metallurgy, moment version makes use of attractive old and modern examples that relate to the purposes of techniques in each one bankruptcy. This e-book combines theoretical recommendations, genuine alloy structures, processing strategies, and examples of real-world purposes.
The instrument metal consultant is a wonderful relief and reference for all device designers, instrument and die makers, machinists and apprentices. it really is full of necessities, warmth remedies and purposes of all kinds of die and mildew steels, in addition to principles and recommendations on how you can arrange steels for machining and warmth remedy.
- Methods for Phase Diagram Determination
- Fundamentals of solidification
- Steel Corrosion-Induced Concrete Cracking
- Metal Powders. A Global Survey of Production, Applications and Markets to 2010
- Elem. Metallurgy & Heat-Treating (Making Knives)
Additional resources for Hydrometallurgy: Principles and Applications
Sample text
Because of their size, the magnesium atoms cannot fit between the spherical ions of O 2– . This is known as close packing and, in general, these lattices are formed by the layers of spherical anions arranged in such a manner that each ion occupies the smallest possible volume and they are closely packed. There are two possible methods of such arrangement, hexagonal close-packed and cubic close-packed lattice. The ratio of the radii of the anions and cations determines whether close packing is possible.
4. The system contains the following phases: Troilite, FeS: Strictly speaking, the term troilite may be applied only to the polymorphs of stoichiometric composition FeS, which are stable at 140 °C. Above 140 °C FeS has the structure of the hightemperature hexagonal pyrrhotite of the type NiAs (1C) whose composition range is greatly widened. Troilite appears only seldom in nature, and usually accompanies hexagonal pyrrhotite. Mackinawite, FeS 1–x : This mineral is always found in nature either with troilite or low-temperature pyrrhotite.
The following phases may exist in the system: Chalcocite, Cu 2 S: The approximate composition of chalcocite is Cu 2 S. 5 °C α-Cu 2 S changes to the high temperature form β-Cu 2 S with the sulphur atoms in close hexagonal arrangement. 988 S at 105 °C but the size of the range decreases with increasing temperature. At 180 °C there are no longer any deviations from the composition Cu 2 S. β-chalcocite cannot be cooled down to room temperature (~25 °C) and has not been found as a mineral. It is stable up to approximately 435 °C where it changes to the high-temperature digenite with a composition Cu 2 S.
