The chemical alteration of water by acid mine drainage begins with the exposure to the atmosphere of pyrite associated with coal during the mining process.
Polymeric flocculants are widely used to enhance particle sedimentation in the application of thickening processes to slurry dewatering. When properly applied, these flocculants promote the
Table of ContentsMill Power Draw ModelsSpecific Energy ModelsPopulation Balance ModelsDiscrete Element ModellingConclusion Many types of mathematical models are used in comminution and mineral processing. These
Table of ContentsExperimentalThe Comminution Model The calculation of the liberation spectrum in the product from a continuously operating ball mill is both important and difficult
Table of ContentsMaterials and MethodsResults and DiscussionEffect of Particle Size on the Flotation Effect of Particle Size at a 100-mesh GrindSummary and Conclusions Desulfurization of coal
Distributed Component Comminution Model The general form of the comprehensive distributed component comminution model has been described as follows d/dt(m(t)) = – [I – B]S
Minproc has developed a process concept of preconcentration of zinc and tin to moderate grade preconcentrates at high recovery, followed by pyrometallurgical upgrading (filming) of
Table of ContentsThe Numerical MethodNumerical ResultsPower Draw In ball mills, the grinding of ore bodies takes place due to the impact and attrition of the
In the chemical and hydrometallurgical industries, solvent extraction is a well established and widely used extractive metallurgical process by which desired metals are loaded onto
Heavy medium cyclones make use of a medium which is a homogenous mixture of water and dispersed magnetite. Density of the medium is regulated by