Patent ID: 6471861
Filing Date: 2002-10-29
Classification: B01D,B01J

Abstract:
A fluid-solids, contacting apparatus, said apparatus comprising:a cylindrical vessel having a vertical major axis; layers of distributor grids spaced apart vertically and extending horizontally for distribution and collection of fluid; a plurality of chambers for retaining solid particles defined by and between the layers of distributor grids; a plurality of fluid distribution pipes extending from each grid into the chamber, ones of said plurality of fluid distribution pipes including separable sections and said separable sections defining opposing ends; and at least one mechanical connection for joining separable sections of each distribution pipe, said connection comprising a plurality of grooves defined transversely on each of said opposing ends of the connection, a plurality of cooperating grooves defined transversely on a plurality of links for holding the opposing ends in sealed alignment by engagement of grooves on each of the opposing ends of the connection with grooves on each link and a locking member to retain engagement of grooves, the mechanical connection having an outer radius that is no greater than 1.25 times an inner diameter of the distribution pipe.