Portable vacuumizing device

The invention discloses a portable vacuumizing device. The portable vacuumizing device is composed of a fixing frame (1), a composite molecular pump (2), a rotary vane pump (3) and a high-vacuum corrugated pipe (4). The portable vacuumizing device is characterized in that the composite molecular pum...

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Bibliographische Detailangaben
1. Verfasser:	SUN MINJUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS
Online-Zugang:	Volltext bestellen
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