Derrick is a famous company of oilfield in the whole word.
http://www.gnsolidscontrol.com/
DE-1000 ™ VFD ™ Smart Decanting Centrifuge of derric brings a new idea in centrifuge operation and control to the market place. The centrifuge of drilling fluids processing system offers the ultimate flexibility in system control enabling it to handle a wide range of feed slurries. Automatic load sensing and feed pump control enable automated performance optimization. The bowl assembly can be operated between 0 and 4000 RPM, which can result in an internal centrifugal acceleration of more than 3000 G's. To accommodate low levels of agitation and rapid solids removal, the conveyor is capable of differential speeds from 1 to 100 RPM.
Derrick's Decanting Centrifuge is with good quality but usually is with a high price.
http://www.gnsolidscontrol.com/
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