Novel energy-saving water-ring vacuum pump

The utility model relates to the technical field of pump, particularly to a novel energy-saving water-ring vacuum pump. The novel energy-saving water-ring vacuum pump is characterized by comprising a pump cover, a circular disc, a flat key, an impeller, a mechanical seal, a pump body, a motor and a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZENG HONGGE, HU TAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS
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