Conveyors: fluid current – Conduit – With fluid valve or load spacer
Reexamination Certificate
2011-02-01
2011-02-01
Dillon, Jr., Jose (Department: 3651)
Conveyors: fluid current
Conduit
With fluid valve or load spacer
C406S123000, C406S022000, C406S023000, C406S034000, C406S136000, C406S198000, C208S173000, C208S176000
Reexamination Certificate
active
07878737
ABSTRACT:
Method and apparatus are provided for transferring particles from an upper zone through an intermediate zone to a lower zone. A valveless conduit provides particle communication from the upper zone to the middle zone and a valved conduit provides particle communication from the middle zone to the lower zone. The transfer of particles between the zones through the conduits is regulated by varying the pressure of the middle zone, the flow rate of gas passing through the valveless conduit, and the valve in the valved conduit.
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Dillon, Jr. Jose
Piasecki David J
UOP LLC
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