Dewatering apparatus, namely, industrial machines for dewatering in the nature of cyclone separators and centrifugal pumps; dewatering screens and slides, namely, industrial gravel and dirt sorting and screening machines; thickeners, namely, industrial thickening machines for processing metallurgical tailings from mining and construction sites; centrifuges; engine driven water pumps for dewatering mining and construction sites; electric pumps; submersible electric pumps; slurry pumps for pump...