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Vaccum Pumps

A vacuum pump is a device that removes gas molecules from a sealed volume in order to leave behind a partial vacuum Pumps can be broadly categorized according to three techniques: Positive displacement pumps use a mechanism to repeatedly expand More...


AEC AV series liquid ring vacuum pumps and liquid ring vacuum compressors are rotary machines in which liquid is made to act as piston. A balanced cylindrical rotor with hollow hub and a series of curved blades projecting radially, turns freely in a More...