Devices for injection of gaseous streams into a bed of...

Details Devices for injection of gaseous streams into a bed of... Devices for injection of gaseous streams into a bed of...

B - Operations, Transporting

01

J

B01J 8/18 (2006.01)

Patent

CA 2753521

Injection nozzles for use in a gas distribution device are disclosed. In one aspect, the injection nozzle may include: a tube having a fluid inlet and a fluid outlet; wherein the inlet comprises a plurality of flow restriction orifices. In another aspect, embodiments disclosed herein relate to an injection nozzle for use in a gas distribution device, the injection nozzle including: a tube having a fluid inlet and a fluid outlet; wherein the fluid inlet comprises an annular orifice surrounding a flow restriction de-vice. Injection nozzles according to embodiments disclosed herein may be disposed in a gas distribution manifold used in a vessel, for example, for conducting polymerization reactions, spent catalyst regeneration, and coal gasification, among others.

Buses d'injection utilisées dans un dispositif de distribution de gaz. Selon un aspect, la buse d'injection peut comporter un tube présentant une entrée de fluide et une sortie de fluide, l'entrée de fluide comprenant une pluralité d'ajutages de limitation de flux. Selon un autre aspect, et dans divers modes de réalisation, la buse d'injection peut comporter un tube présentant une entrée de fluide et une sortie de fluide, l'entrée de fluide comprenant un orifice calibré annulaire entourant un dispositif de limitation de flux. Dans les modes de réalisation de l'invention, les buses d'injection peuvent être disposées dans un collecteur de distribution de gaz utilisé dans une cuve pour réactions de polymérisation, régénération de catalyseurs usés et gazéification du charbon, entre autres.

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