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US 2009/0154632 A1Published application
Optimizer Hydraulic Enhancement Using Milled Plate
AssigneeUop LLC
InventorsChristopher Naunheimer, Michael J. Vetter
Life of this patent
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Abstract
A radial flow reactor fluid duct distribution apparatus is presented. The apparatus includes a plate of sufficient thickness to impart strength to the fluid flow duct and is milled to have narrow slots allowing fluid to flow through the plate, while preventing the passage of catalyst through the plate.
Claims16
An apparatus directing a fluid in a cross flow reactor comprising:
- an elongated inlet duct comprising a front face, two side faces, and a rear face, having a substantially trapezoidal cross-sectional shape and wherein the front face comprises a milled plate comprising a first side having slots formed therein in a parallel manner and a second side having holes wherein the holes are formed and intersect the slots to allow for the passage of fluid through the plate.
An improved radial flow apparatus comprising:
- a vertically oriented, substantially cylindrical vessel having a fluid inlet and a fluid outlet;
- a vertically oriented center pipe disposed within the vessel and having a fluid inlet and a fluid outlet, where either the fluid inlet or fluid outlet comprises apertures in the center pipe wall;
- a plurality of vertical ducts arranged circumferentially around the interior of the vessel wall, each outer duct comprising:
- a transverse cross-section having a substantially trapezoidal shape comprising a front face, two side faces, and a rear face, where the rear face is proximate to the cylindrical vessel wall, and the front face comprises a milled plate comprising a first side having slots formed therein in a parallel manner and a second side having holes wherein the holes are formed and intersect the slots to allow for the passage of fluid through the plate;
- and
- a solid bed retention volume disposed between the center pipe and the plurality of vertical ducts.
3 more elements
Dependencies are inferred from the claim text.