September 2015
Intermediate to advanced
512 pages
28h 46m
English
Content preview from Wills' Mineral Processing Technology, 8th Edition
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Chapter 15
Dewatering
With few exceptions, most mineral-separation processes involve the use of substantial quantities of water and the final concentrate has to be separated from a pulp in which the water–solids ratio may be high. Dewatering, or solid–liquid separation, produces a relatively dry concentrate for shipment. Partial dewatering is also performed at various stages in the concentrator, so as to prepare the feed for subsequent processes. Sometimes tailings are also de-watered.
Keywords
Thickening; gravity and centrifugal sedimentation; coagulation and flocculation; filtration; vacuum and pressure filtration; drying
15.1 Introduction
With few exceptions, most mineral-separation processes involve the use of substantial quantities of water and ...
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