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  • An anti-clogging dredging pump for wide-channel river bottom dredging
  • A centrifugal corrosion-resistant pump
  • A kind of corrosion-resistant and wear-resistant desulfurization liquid transfer pump
  • A wear-resistant slurry pump body
  • A long-life mining submersible sand pump
  • A disassembly and assembly device for pump seal box
  • A vacuum degassing unit for constant pressure water replenishment in closed water systems
  • A sealing structure for mining multi-stage pumps
  • An anti-wear performance detection system for slurry pumps
  • A flood control water pump with intelligent height adjustment and its control method
  • A self-balancing super large sand mining pump
  • Optimization method of semi-spiral suction chamber based on tongue inclination angle