Patent ID: 7972565
Filing Date: 2011-07-05
Classification: C10G

Abstract:
1. An apparatus for the stripping of entrained and/or adsorbed hydrocarbons from catalyst particles, said apparatus comprising: a stripping vessel; at least one port defined by the stripping vessel for receiving catalyst particles that contain entrained or adsorbed hydrocarbons; a first baffle and a second baffle spaced apart vertically over at least a portion of the stripping vessel, said first and second baffles defining a downcomer channel therebetween and said first baffle including a first face and a projecting edge and a second face angled with respect to vertical and each other, said second face having a secured edge secured to said projecting edge of said first face; a fluid inlet for passing a stripping fluid to the underside of said first and second baffles for stripping hydrocarbons from the particulate material; and a particle outlet for recovering stripped particles from the first and second baffles.