Dewatering Unit , DW Unit , oil well drilling waste استان تهران … design , High packing density Very good price-performance ratio Low maintenance … pumps , eductors or application of vacuum to well points . Daryan Arvand Drilling … Fluids Company is manufacturer of containerized plants for sludge handling . For every case of application , we offer a solution ready to use : mobile or stationary . All process equipment is arranged inside one ۴۰ feet standard container. This enables us to achieve very short realization time . You will get reliable and tested plants and only need plug and play at site. sludge For the best performance we use the belt press with pre-thickener completed with polymer preparation , mixer , tanks , pumps included cabling and piping , everything preinstalled. Sludge is pumped , stored and polymer is prepared , dosed and mixed to the sludge flow towards the dewatering machine. Upstream there is the screw prethickener which performs the initial solid / liquid separation stage , taking sludge solids concentration from ۰.۵ -۳% up to ۵-۱۵ %. The dewatering in the following belt press occurs firstly in the low pressure zone , then in the wedge zone and finally in the high pressure zone where the filter cake is compressed between the perforated cylinder cloth and the main cloth. The discharged sludge cake can reach dry solid contents variable from of ۱۸ to ۳۰% depending on the sludge. Features , specifications The belt press will handle sludge flow from ۲ to ۸ m&sup۳;/hour per single unit The dry cake will be ۱۸-۳۰% DS due to type of sludge High capacities can be achieved through modular arrangement DAD CO offers tailor-made containers to treat sludge from different applications Municipal sludge , Industrial sludge for mixed fiber , biological , chemical sludge Fast delivery and start-up due to the mobile concept Quality equipment in stainless steel Compact design , High packing density Very good price-performance ratio Low maintenance and minimum operation requirements Minimum construction work on site and easy to relocate المنت ریتورت کیت + مواد کمیاب سیالات حفاری نفت و گاز …فلاسک good