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  • A self-cleaning chemical centrifugal pump
  • Anti-wear and corrosion-resistant white cast iron for marine engineering dredging pumps and preparation method thereof
  • Slurry discharge pump conveying mechanism and system for shield machine
  • Slurry discharge pump mechanism and slurry discharge method for tunnel boring machine
  • A kind of preheating and anti-corrosion device for catalytic cracking oil slurry pump
  • An anti-blocking long-axis submersible pump
  • A high-pressure circulation pump auxiliary placement frame
  • A catalytic cracking unit oil slurry pump with backwash function
  • A high-pressure circulation pump truck with adjustable suction port position
  • A plunger type corrosion-resistant pump
  • Wear analysis system of flow-passing components based on solid-liquid two-phase flow
  • Centrifugal pump condition monitoring and diagnosis method based on cavitation noise