A patent for a double-helix rotor pump_Honor_Tianjin Lvye Petrochemical Environmental Protection Equipment Co., LTD

Tianjin Lvye Petrochemical Environmental Protection Equipment Co., LTD

Dry oil-free twin-screw process gas compressor Resource utilization of high-salt waste liquid and Twin-screw steam compressor Double helix multiphase mixed-transport rotor pump

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A patent for a double-helix rotor pump

A patent for a double-helix rotor pump