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  • A device for connecting two slurry pumps in series
  • A single-shell wear-resistant slurry pump
  • A high-lift balanced multi-stage slurry pump
  • A high-lift balanced multi-stage slurry pump structure
  • A kind of marine engineering dredging pump
  • A pump for lifting marine minerals
  • An extended type submersible slurry pump
  • A wear-resistant high-lift balanced multi-stage slurry pump
  • A leakage slurry collection and removal device
  • A double-end seal pump
  • A desulfurization pump impeller matching device
  • A new bearing assembly structure for large mud and sand pumps