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US 4,540,547 AGranted
Moving bed reactor
AssigneeShell Oil Company
InventorPieter J. Schuurman
Life of this patent
Estimating the term…
Abstract
A moving catalyst bed reactor is disclosed, the reactor being provided with conical catalyst bed support means and independently laterally displaceable screen sections which provide for separation of the catalyst and the effluent.
Claims12
A moving catalyst bed reactor comprising
- a vertical vessel having separate inlets for reactant and solid catalyst in the upper portion of the vessel, both of said inlets communicating with a contact space in said vessel;
- catalyst bed support means defining, with the walls of the vessel, a portion of the contact space in the lower portion of the vessel, said support means comprising a first downwardly converging conical surface having an opening in the lower end thereof, vertical channel means communicating, at one end thereof, with said opening, said channel means terminating in and communicating, at the other end thereof, with a second downwardly converging conical surface having an opening in the lower portion thereof, said channel means radially communicating through a plurality of independently laterally displaceable vertical screen sections therein with a fluid effluent outlet;
- and an outlet for catalyst communicating with the opening in the lower end of the second downwardly converging conical surface.
Dependencies are inferred from the claim text.