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United States of America Patent
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Sep 27, 2011
Grant Date -
Apr 9, 2009
app pub date -
Sep 8, 2006
filing date -
Sep 27, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A fluid transfer apparatus for bulk material is disclosed. The transfer apparatus includes a rotor mounted on a rotatable shaft and including axially extending flow channels extending through the rotor parallel to the shaft, flow connectors for connecting a low-pressure flow of fluid and a high-pressure flow of fluid into and out of the axially extending flow channels, a casing enclosing the rotor, a pair of axially sealing plates disposed between the ends of the rotor and the casing, a pressurizing fluid fed into the chamber defined by the casing to pressurize the rotor, the flow connectors, and the axially movable sealing plates.
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