Knelson centrifugal concentrator
Knelson Concentrator The Knelson Concentrator is a centrifugal bowltype concentrator developed by Lee Mar Industries, Inc., of Bumaby,, Canada [Silva, 1986]. The unit is essentially a high speed, ribbed rotating cone with a drive unit. Figur e 1 shows a schematic of the Knelson Concentrator with its main mechanical parts.