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1. (WO2018183159) RÉCIPIENT SERVANT À ÉLIMINER DES HYDROCARBURES D'UN CATALYSEUR
Note: Texte fondé sur des processus automatiques de reconnaissance optique de caractères. Seule la version PDF a une valeur juridique

CLAIMS:

1. A vessel for removing hydrocarbons from catalyst, the vessel comprising:

a catalyst inlet configured to receive a stream of spent catalyst particles, at least some of the spent catalyst particles comprising entrained hydrocarbons;

a first section, the first section including a first grid and a second grid, each grid including at least one opening to allow catalyst to pass there through, a pipe secured to the first grid and supporting the second grid; and

an outlet configured to pass catalyst particles from the vessel.

2. The vessel of claim 1 wherein the first grid and the second grid in the first section include a plurality of openings to allow catalyst to pass therethrough.

3. The vessel of claim 1 wherein the pipe comprises three segments: a first segment secured to the first grid, an intermediate segment secured to the first segment and a second segment secured to the second grid.

4. The vessel of claim 3 wherein segments are secured to each other with a sleeved connection.

5. The vessel of claim 3 wherein the first segment has an upper leg that passes above the first grid and is secured to the intermediate segment and lower leg that passes below the first grid.

6. The vessel of claim 4 wherein the lower leg is secured to a pipe that is supported on a second section that may comprise a structural packing.

7. The vessel of claim 5 wherein the first segment is welded to a plate that is welded to the first grid.

8. The vessel of claim 1 further comprising at least one gas inlet for admitting a gas disposed belo the second section.

9. The vessel of claim 8 further comprising a second section, the second section including a structured packing comprised of a plurality of ribbons, the second grid in the first section being spaced from the structured packing of the second section.

10. The vessel of claim 1 further comprising a lug secured to a wail of the vessel and a notch in the first grid engages said lug.