Axial conveyor, preferably with aeration element, and bladed reactor provided with such conveyor

摘要

An axial conveyor has a cylindrical conveyor pipe. It contains an axial powered shaft fitted with propellers, paddles or a screw, with a rim towards the pipe wall. Also claimed is a method of conveying gas/fluid dispersions using this conveyor, a loop-type bubble column using the conveyor as its central screw, and a method of reacting gasses in a fluid, or even a fine solid, using this column.