Technology Sourcebook
Airlock/double-dump valves
Roto-Disc airlock/double-dump valves feed and measure product into and/or out of pressure or vacuum environments in 4 modes. The valves offer volumetric and gravimetric measuring capability, as well as temporal and manual control.
Roto-Disc, Inc.; 513-871-2600; www.rotodisc.com
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