US 12,330,131 B2
Fluidized bed granulation
Barbara Cucchiella, Gulpen (NL); and Juan Gonzalez Coloma, Maastricht (NL)
Assigned to STAMICARBON B.V., Sittard (NL)
Appl. No. 18/850,232
Filed by STAMICARBON B.V., Sittard (NL)
PCT Filed Aug. 29, 2023, PCT No. PCT/NL2023/050442
§ 371(c)(1), (2) Date Sep. 24, 2024,
PCT Pub. No. WO2024/049293, PCT Pub. Date Mar. 7, 2024.
Claims priority of application No. 22192684 (EP), filed on Aug. 29, 2022.
Prior Publication US 2025/0108349 A1, Apr. 3, 2025
Int. Cl. B01J 19/26 (2006.01); B01J 2/16 (2006.01)
CPC B01J 2/16 (2013.01) [B01J 19/26 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A fluidized bed granulator comprising a granulation compartment comprising a perforated fluidization plate at a lower part of the compartment and at least one nozzle, wherein the nozzle comprises a first channel for granulation liquid and a secondary gas channel, wherein the secondary gas channel is provided as an annulus around the first channel, wherein the exit of the first channel comprises a diffuser that is sloped and outwardly curved to provide a convex surface in a vertical cross-section for the granulation liquid exiting the first channel, and wherein the nozzle extends through the fluidization plate with the exit of the first channel projecting upward into the granulation compartment.