The present invention concerns a process for unloading a bed (2) of particulate material from a vessel (1), which comprises inserting a removable and portable extraction pipe (4) into the lower part of said bed, injecting a fluidization gas upwardly into the extraction pipe (4) from the bottom part thereof, along th...

The invention concerns a method for filling a chamber with a granular solid material at an adjustable loading density, comprising the following steps: (a) filling said chamber with a first granular solid material (A) and a solid diluent (B) which a second granular solid material having different solubility propertie...

The present invention concerns a process for loading ceramic spheres having a diameter ranging from 6 mm to 25 mm (2) into a vertical reactor (1) having a diameter of at least 0.5 m, which comprises: - introducing into the reactor (1) along a substantial height thereof a feeding pipe (4) that is opened at its bo...

A device (417) for distribution of solid particles for loading a vessel with solid particles, comprising: a solid particle feed hopper (418), a rotating member (421) and a drive member coupled to said rotating member to drive in rotation said rotating member, a set of at least one deflector element (425), each de...

A device (20) for distribution of solid particles (22) for loading a vessel with solid particles, comprising a solid particles feed hopper (21), a rotating member and a drive member for driving in rotation said rotating member about a rotation axis, and a set of at least one deflector element (25, 25', 25") carried ...