rotary polymer rotary filtration backflush ROTARY POLYMER PATT Filtration is a leader in rotary polymer filtration equipment. As such, we have an excellent knowledge of our clients’ processes. We here at PATT Filtration have made it our goal to deliver a superior quality product to meet all your rotary polymer filtration needs.Through the years, our ongoing efforts toward perfection have brought about many changes, some subtle other still more drastic, to both our product line as well as our corporation. From our proprietary thin film coating to our dedication to achieve ISO 9001 Standards by September 2004 PATT Filtration places emphasis on ensuring customer satisfaction and product quality. Our experts in the fields of plastics, rotary polymer filtration, metallurgy and engineering have made our ROTARY IIITM Constant Pressure Drop Continuous filtration system the preferred choice among industry leaders and have made PATT Filtration a worldwide leader for customer satisfaction.