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![]() Our selfindependent sewage pumpof 50WGA got second prize of scientific achievements of Henan Province. With new material and new techique,our open-vertical filter mud pump (patent number:ZL972422005)has won state patent and make a way in sanding marcket. Our remote intelligent slurry transport station has reached domestic advanced level,and has been successively honored by theinnovation funds and Technology Achievements Awards from from the Ministry of Science and Technol... [Details] |