江苏靖江市扬州久力水泵厂自行开发研制成功的久力牌系列无密封自控自吸泵,系填补国内空白,技术性能达到国际先进水平的高新技术含量较高的新产品。近年来,该泵在获得国家级新产品的殊荣之后,其泵的“连环式多面离心密封装置”和“电动空气控制阀”等五项系列产品获得了国家专利权。该泵系列产品革新了传统水泵的填料密封、盘根 Jiangsu Jiujiang Yangzhou Jiu Li Pump Factory successfully developed a series of self-prudential licensing Juli self-priming pump seal, fill the gaps, the technical performance of the international advanced level of high-tech new products. In recent years, the pump won the national-level new product award, the pump “series of multi-faceted centrifugal seals ” and “electric air control valve ” and other five series of products won the national patent. The pump series has revolutionized the traditional pump packing seal, packing