Titlebook: Electronic Waste; Recycling Techniques Hugo Marcelo Veit,Andréa Moura Bernardes Book 2015 Springer International Publishing Switzerland 201

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Processing Techniques,Electronic waste processing is very complex due to the great heterogeneity of its composition and its poor compatibility with the environment.

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Mechanical Processing,Mechanical processing includes the steps of comminution, size classification, gravity separation, magnetic and electrostatic separation, among others. Each of these techniques is detailed below.

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Introduction, to study alternatives to recycle and reuse solid waste, to extend the life cycle of materials, and to reduce the rate of extraction of natural resources to supply the industrial demand for raw materials.

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Leaching Processes,onstituents by the contacting liquid leads to a leachate/percolate or extract composition that can be of interest for different purposes [.], such as the extraction of metals from solid waste through a suitable leachant. Leaching is a step in hydro- and electrometallurgical processes and has been al

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Pyrometallurgical Processing,ycling of e.g. copper, lead and steel. Metal casings, external cables and other materials (made of aluminum, steel or copper), separated from WEEE by hand sorting/disassembly, are usually sent to primary or secondary smelters. The process steps depend on the metal content of the secondary raw materi

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Electronic Waste Recycling,ed for the metal fractions because of the economical value of this fraction, non-metallic fractions are gaining more attention, since the disposal of such material in landfills, or the burning of plastics can be associated to high environmental contamination . This chapter will discuss the general r

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