Linear pocket letdown device

Details Linear pocket letdown device Linear pocket letdown device

1980-07-07

1983-04-12

Sheridan, Robert G.

Material or article handling

Apparatus for moving material between zones having different...

For carrying standarized mechanical interface type

48 87, 414290, C10J 352

Patent

active

043796702

ABSTRACT:
A system for removing material from the bottom of a pressure vessel without relieving the vessle's pressure in which a tube connected intermediate its inlet and outlet ends to the pressure vessel receives material through the connection and into pocket means carried by a conveyor running through the tube. The conveyor carries the material to the outlet or discharge of the tube. The pocket means form moving labyrinth seals at each end of the tube for preventing vessel pressure loss through the tube.

REFERENCES:
patent: 2907480 (1959-10-01), Vincent
patent: 2933208 (1960-04-01), Green
patent: 4247240 (1981-01-01), Schora et al.

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