Feed nozzle assembly
AssigneeShell Oil Company
InventorsDavid Jon Brosten, Ye-Mon Chen
Life of this patent
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Abstract
A feed nozzle assembly for co-currently introducing gas and liquid into a reactor vessel which feed nozzle assembly comprises (a) an inner tube defining a gas conduit and an outer tube arranged around the inner tube, wherein the outer surface of the inner tube and the inner surface of the outer tube define an annular liquid conduit, and wherein each of the tubes have an inlet end and an opposite outlet end; (b) a first nozzle attached to the outlet end of the inner tube; (c) a second nozzle attached to the outlet end of the outer tube and arranged downstream of the first nozzle, wherein the inner tube contains purging orifices.
Claims10
A feed nozzle assembly for co-currently introducing gas and liquid into a reactor vessel comprising:
- an inner tube defining a gas conduit and an outer tube arranged around the inner tube, wherein the outer surface of the inner tube and the inner surface of the outer tube define an annular liquid conduit, wherein each of the tubes have an inlet end and an opposite outlet end, and wherein the inner tube contains purging orifices, wherein the purging orifices occupy from 0.001 to 1% of the surface area of the inner tube located in the outer tube;
- a first nozzle attached to the outlet end of the inner tube;
- and
- a second nozzle attached to the outlet end of the outer tube and arranged downstream of the first nozzle.
A feed nozzle assembly for co-currently introducing gas and liquid into a reactor vessel comprising:
- an inner tube defining a gas conduit and an outer tube arranged around the inner tube, wherein the outer surface of the inner tube and the inner surface of the outer tube define an annular liquid conduit, wherein each of the tubes have an inlet end and an opposite outlet end, and wherein the inner tube contains purging orifices;
- a first nozzle attached to the outlet end of the inner tube;
- and
- a second nozzle attached to the outlet end of the outer tube and arranged downstream of the first nozzle;
- and
- an inner nozzle downstream of the purging orifices, wherein the inner tube comprises the inner nozzle.
Dependencies are inferred from the claim text.