Noise reduction type inner gearing double-screw pump

The utility model discloses a noise reduction type inner gearing double-screw pump, and belongs to the technical field of screw pump equipment. The oil injection ports are formed in the end covers on the two sides, lubricating oil can be injected into the end covers on the two sides through the oil...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MENG ZHANGCHAO, YANG ZHICHENG, WEI CHENKE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS WEAPONS
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